diff --git a/docker-compose.dev-scratch.yml b/docker-compose.dev-scratch.yml
new file mode 100644
index 000000000..981dcafd9
--- /dev/null
+++ b/docker-compose.dev-scratch.yml
@@ -0,0 +1,55 @@
+version: '3'
+
+services:
+  testnet-scratch:
+    ports:
+      - '5000:5000'
+    build:
+      context: ./packages/contracts/
+      dockerfile: ../../dockerfiles/Contract.dockerfile
+    environment:
+      BLOCKTIME: 10000
+    command: >
+      sh -c "npx hardhat node --hostname 0.0.0.0 --port 5000 &
+      sleep 5 &&
+      truffle migrate --network testnet &&
+      echo 'Finished Zkopru contract deployment.' &&
+      echo "Done" | nc -w0 coordinator 5354 &&
+      echo "Done" | nc -w0 wallet 5354 &&
+      tail -f /dev/null"
+  coordinator:
+    build:
+      context: ./
+      dockerfile: ./dockerfiles/Cli.dockerfile
+    ports:
+      - '1234:1234'
+      - '8888:8888'
+    links:
+      - 'testnet-scratch:testnet'
+    depends_on:
+      - 'testnet-scratch'
+    environment:
+      TARGET_HOST: 'testnet'
+      PORT: 1234
+    command: >
+      bash -c "nc -l -p 5354 &&
+      bash wait_deploy_contracts.sh &&
+      gotty -w --port 1234 node /proj/packages/cli/dist/apps/coordinator/cli.js --config /proj/packages/cli/coordinator.dev.json"
+  wallet:
+    build:
+      context: ./
+      dockerfile: ./dockerfiles/Cli.dockerfile
+    ports:
+      - '4321:4321'
+    links:
+      - 'testnet-scratch:testnet'
+      - 'coordinator:coordinator'
+    depends_on:
+      - 'testnet-scratch'
+    environment:
+      TARGET_HOST: 'testnet'
+      PORT: 4321
+    command: >
+      bash -c "nc -l -p 5354  &&
+      bash wait_deploy_contracts.sh &&
+      gotty -w --port 4321 node /proj/packages/cli/dist/apps/wallet/cli.js --config /proj/packages/cli/wallet.dev.json"
diff --git a/docker-compose.dev.yml b/docker-compose.dev.yml
index a573b0e67..00e588e5e 100644
--- a/docker-compose.dev.yml
+++ b/docker-compose.dev.yml
@@ -1,45 +1,48 @@
-version: "3"
+version: '3'
 
 services:
   testnet:
     ports:
-      - "5000:5000"
+      - '5000:5000'
     build:
       context: ./packages/contracts/
-      dockerfile: ../../dockerfiles/Contract.dockerfile
-    command: ganache-cli --db=/data -i 20200406 -p 5000 --gasLimit 12000000 --deterministic --host 0.0.0.0 --secure --blockTime 10
-  postgres:
-    ports:
-      - "5678:5432"
-    build:
-      context: ./
-      dockerfile: ./dockerfiles/Postgres.dockerfile
+      dockerfile: ../../dockerfiles/Contract.fork.dockerfile
     environment:
-      POSTGRES_PASSWORD: helloworld
-      POSTGRES_URL: postgresql://postgres:helloworld@localhost:5432/zkopru
+      BLOCKTIME: 10000
+    command: >
+      sh -c "npx hardhat node --port 5000 &
+      tail -f /dev/null"
   coordinator:
     build:
       context: ./
       dockerfile: ./dockerfiles/Cli.dockerfile
     ports:
-      - "1234:1234"
-      - "8888:8888"
+      - '1234:1234'
+      - '8888:8888'
+    links:
+      - 'testnet:testnet'
     depends_on:
       - 'testnet'
-      - 'postgres'
     environment:
+      TARGET_HOST: 'testnet'
       PORT: 1234
-      POSTGRES_URL: postgresql://postgres:helloworld@postgres:5432/zkopru
+    command: >
+      bash -c "bash wait_deploy_contracts.sh &&
+      gotty -w --port 1234 node /proj/packages/cli/dist/apps/coordinator/cli.js --config /proj/packages/cli/coordinator.dev.json"
   wallet:
     build:
       context: ./
       dockerfile: ./dockerfiles/Cli.dockerfile
     ports:
-      - "4321:4321"
+      - '4321:4321'
+    links:
+      - 'testnet:testnet'
+      - 'coordinator:coordinator'
     depends_on:
       - 'testnet'
-      - 'postgres'
     environment:
+      TARGET_HOST: 'testnet'
       PORT: 4321
-      SKIP_MIGRATE: 1
-      POSTGRES_URL: postgresql://postgres:helloworld@postgres:5432/zkopru
+    command: >
+      bash -c "bash wait_deploy_contracts.sh &&
+      gotty -w --port 4321 node /proj/packages/cli/dist/apps/wallet/cli.js --config /proj/packages/cli/wallet.dev.json"
diff --git a/docker-compose.instant-block.yml b/docker-compose.instant-block.yml
index eb995a3b8..923e01d3e 100644
--- a/docker-compose.instant-block.yml
+++ b/docker-compose.instant-block.yml
@@ -1,57 +1,44 @@
-version: "3"
+version: '3'
 
 services:
   testnet:
     ports:
-      - "5000:5000"
+      - '5000:5000'
     build:
       context: ./packages/contracts/
-      dockerfile: ../../dockerfiles/Contract.dockerfile
-    command: ganache-cli --db=/data -i 20200406 -p 5000 --deterministic --host 0.0.0.0 --secure
-  postgres:
-    ports:
-      - "5678:5432"
-    build:
-      context: ./
-      dockerfile: ./dockerfiles/Postgres.dockerfile
-    environment:
-      POSTGRES_PASSWORD: helloworld
-  postgres-setup:
-    build:
-      context: ./
-      dockerfile: ./dockerfiles/PostgresSetup.dockerfile
-    depends_on:
-      - 'postgres'
-    links:
-      - 'postgres:postgres'
-    environment:
-      POSTGRES_URL: postgresql://postgres:helloworld@postgres:5432/zkopru
-    command: prisma migrate up --experimental --schema /proj/prisma/postgres-migrator.prisma --verbose
+      dockerfile: ../../dockerfiles/Contract.fork.dockerfile
+    command: >
+      sh -c "npx hardhat node --port 5000 &
+      tail -f /dev/null"
   coordinator:
     build:
       context: ./
       dockerfile: ./dockerfiles/Cli.dockerfile
     ports:
-      - "1234:1234"
-      - "8888:8888"
+      - '1234:1234'
+      - '8888:8888'
     links:
       - 'testnet:testnet'
-      - 'postgres:postgres'
     depends_on:
       - 'testnet'
-      - 'postgres-setup'
-    command: sh -c "sleep 5s && gotty -w --port 1234 node /proj/packages/cli/dist/apps/coordinator/cli.js --config /proj/packages/cli/coordinator.dev.json"
+    environment:
+      TARGET_HOST: 'testnet'
+    command: >
+      bash -c "bash wait_deploy_contracts.sh &&
+      gotty -w --port 1234 node /proj/packages/cli/dist/apps/coordinator/cli.js --config /proj/packages/cli/coordinator.dev.json"
   wallet:
     build:
       context: ./
       dockerfile: ./dockerfiles/Cli.dockerfile
     ports:
-      - "4321:4321"
+      - '4321:4321'
     links:
       - 'testnet:testnet'
-      - 'postgres:postgres'
       - 'coordinator:coordinator'
     depends_on:
       - 'testnet'
-      - 'postgres-setup'
-    command: sh -c "sleep 5s && gotty -w --port 4321 node /proj/packages/cli/dist/apps/wallet/cli.js --config /proj/packages/cli/wallet.dev.json"
\ No newline at end of file
+    environment:
+      TARGET_HOST: 'testnet'
+    command: >
+      bash -c "bash wait_deploy_contracts.sh &&
+      gotty -w --port 4321 node /proj/packages/cli/dist/apps/wallet/cli.js --config /proj/packages/cli/wallet.dev.json"
diff --git a/docker-compose.yml b/docker-compose.yml
index dbb6c7424..3c403335b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,29 +1,28 @@
-version: "3"
+version: '3'
 
 services:
   testnet:
     build:
       context: ./packages/contracts/
-      dockerfile: ../../dockerfiles/Contract.dockerfile
+      dockerfile: ../../dockerfiles/Contract.fork.dockerfile
     ports:
-      - "5000:5000"
-    command: ganache-cli --db=/data -i 20200406 -p 5000 --deterministic --host 0.0.0.0
+      - '5000:5000'
+    command: >
+      sh -c "npx hardhat node --port 5000 &
+      tail -f /dev/null"
   coordinator:
     build:
       context: ./
       dockerfile: ./dockerfiles/Coordinator.dockerfile
     ports:
-      - "8888:8888"
+      - '8888:8888'
     links:
       - 'testnet:testnet'
     depends_on:
       - 'testnet'
-      - 'postgres'
-    command: 'node /proj/packages/coordinator/dist/cli.js --ws ws://testnet:5000 --config /proj/packages/coordinator/coordinator.json'
-  postgres:
-    image: postgres
-    restart: always
     environment:
-      POSTGRES_PASSWORD: helloworld
-    ports:
-      - "5432:5432"
\ No newline at end of file
+      TARGET_HOST: 'testnet'
+    command: >
+      bash -c "nc -l -p 5354 &&
+      bash wait_deploy_contracts.sh &&
+      node /proj/packages/coordinator/dist/cli.js --ws ws://testnet:5000 --config /proj/packages/coordinator/coordinator.json"
diff --git a/dockerfiles/Cli.dockerfile b/dockerfiles/Cli.dockerfile
index 5a401e67c..caf27a279 100644
--- a/dockerfiles/Cli.dockerfile
+++ b/dockerfiles/Cli.dockerfile
@@ -1,6 +1,6 @@
 FROM node:14-stretch-slim
 RUN apt update
-RUN apt install -y git make musl-dev golang-go sqlite g++ tmux
+RUN apt install -y git make musl-dev golang-go sqlite g++ tmux curl jq
 RUN mkdir -p /usr/share/man/man1
 RUN mkdir -p /usr/share/man/man7
 RUN apt install -y postgresql-client netcat
@@ -62,7 +62,5 @@ RUN lerna clean -y --loglevel silent && lerna bootstrap
 COPY ./packages/cli/coordinator.*.json /proj/packages/cli/
 COPY ./packages/cli/wallet.*.json /proj/packages/cli/
 
-COPY ./scripts/dev_start.sh /dev_start.sh
+COPY ./scripts/wait_deploy_contracts.sh /proj/wait_deploy_contracts.sh
 EXPOSE 8888
-CMD ["/bin/sh", "/dev_start.sh"]
-# CMD ["node", "/proj/packages/cli/dist/apps/coordinator/cli.js", "--ws ws://localhost:5000", "--config /proj/packages/cli/coordinator.json"]
diff --git a/dockerfiles/Contract.dockerfile b/dockerfiles/Contract.dockerfile
index 234bf65ca..8631e28c0 100644
--- a/dockerfiles/Contract.dockerfile
+++ b/dockerfiles/Contract.dockerfile
@@ -1,9 +1,9 @@
 FROM node:12-alpine
 RUN apk add --no-cache --virtual .gyp \
-        python \
-        make \
-        g++ \
-    && npm install -g truffle ganache-cli --unsafe-perm=true --allow-root \
+    python \
+    make \
+    g++ \
+    && npm install -g truffle --unsafe-perm=true --allow-root \
     && apk del .gyp
 RUN apk add git
 WORKDIR /proj
@@ -12,9 +12,9 @@ RUN yarn install
 COPY ./contracts /proj/contracts
 COPY ./utils /proj/utils
 COPY ./migrations /proj/migrations
+COPY ./hardhat.config.js /proj/hardhat.config.js
 COPY ./truffle-config.js /proj/truffle-config.js
-RUN truffle compile
 EXPOSE 5000
 COPY ./keys /proj/keys
-RUN ganache-cli --db=/data -i 20200406 -p 5000 --gasLimit 12000000 --deterministic --host 0.0.0.0 & sleep 5 && truffle migrate --network testnet
-CMD ganache-cli --db=/data -b 5 -i 20200406 -p 5000 --gasLimit 12000000 --deterministic --host 0.0.0.0
+CMD npx hardhat node --hostname 0.0.0.0 --port 5000
+# In integration test blockTime is 5 sec.
\ No newline at end of file
diff --git a/dockerfiles/Contract.fork.dockerfile b/dockerfiles/Contract.fork.dockerfile
new file mode 100644
index 000000000..ad24fb8aa
--- /dev/null
+++ b/dockerfiles/Contract.fork.dockerfile
@@ -0,0 +1,19 @@
+FROM node:12-alpine
+RUN apk add --no-cache --virtual .gyp \
+    python \
+    make \
+    g++ \
+    && npm install -g truffle --unsafe-perm=true --allow-root \
+    && apk del .gyp
+RUN apk add git
+WORKDIR /proj
+COPY ./package.json /proj/package.json
+RUN yarn install
+COPY ./contracts /proj/contracts
+COPY ./utils /proj/utils
+COPY ./migrations /proj/migrations
+COPY ./hardhat.config-fork.js /proj/hardhat.config.js
+COPY ./truffle-config.js /proj/truffle-config.js
+EXPOSE 5000
+COPY ./keys /proj/keys
+CMD npx hardhat node --hostname 0.0.0.0 --port 5000
\ No newline at end of file
diff --git a/dockerfiles/Contract.integration.dockerfile b/dockerfiles/Contract.integration.dockerfile
deleted file mode 100644
index 7e1b96224..000000000
--- a/dockerfiles/Contract.integration.dockerfile
+++ /dev/null
@@ -1,20 +0,0 @@
-FROM node:12-alpine
-RUN apk add --no-cache --virtual .gyp \
-        python \
-        make \
-        g++ \
-    && npm install -g truffle ganache-cli --unsafe-perm=true --allow-root \
-    && apk del .gyp
-RUN apk add git
-WORKDIR /proj
-COPY ./package.json /proj/package.json
-RUN yarn install
-COPY ./contracts /proj/contracts
-COPY ./utils /proj/utils
-COPY ./migrations /proj/migrations
-COPY ./truffle-config.js /proj/truffle-config.js
-RUN truffle compile
-EXPOSE 5000
-COPY ./keys /proj/keys
-RUN ganache-cli --db=/data -i 20200406 -p 5000 --gasLimit 12000000 --deterministic --host 0.0.0.0 & sleep 5 && truffle migrate --network integrationtest
-CMD ganache-cli --db=/data -i 20200406 -p 5000 --gasLimit 12000000 --deterministic --host 0.0.0.0
diff --git a/dockerfiles/Postgres.dockerfile b/dockerfiles/Postgres.dockerfile
deleted file mode 100644
index d3f2fcb60..000000000
--- a/dockerfiles/Postgres.dockerfile
+++ /dev/null
@@ -1 +0,0 @@
-FROM postgres
diff --git a/dockerfiles/PostgresSetup.dockerfile b/dockerfiles/PostgresSetup.dockerfile
deleted file mode 100644
index cd3158f8e..000000000
--- a/dockerfiles/PostgresSetup.dockerfile
+++ /dev/null
@@ -1,3 +0,0 @@
-FROM node:14-alpine
-
-WORKDIR /proj
diff --git a/dockerfiles/docker-compose.yml b/dockerfiles/docker-compose.yml
index 64c1c2203..55ccfc69e 100644
--- a/dockerfiles/docker-compose.yml
+++ b/dockerfiles/docker-compose.yml
@@ -1,4 +1,4 @@
-version: "3.4"
+version: '3.4'
 
 services:
   contracts:
@@ -6,11 +6,6 @@ services:
     build:
       context: ../packages/contracts/
       dockerfile: ../../dockerfiles/Contract.dockerfile
-  contracts-for-integration-test:
-    image: zkoprunet/contracts-integration-test:dev
-    build:
-      context: ../packages/contracts/
-      dockerfile: ../../dockerfiles/Contract.integration.dockerfile
   circuits:
     image: zkoprunet/circuits:dev
     build:
diff --git a/dockerfiles/templates/coordinator.yaml b/dockerfiles/templates/coordinator.yaml
new file mode 100644
index 000000000..6b94bfdfa
--- /dev/null
+++ b/dockerfiles/templates/coordinator.yaml
@@ -0,0 +1,65 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  annotations:
+    kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+    kompose.version: 1.22.0 (955b78124)
+  creationTimestamp: null
+  labels:
+    io.kompose.service: coordinator
+  name: coordinator
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      io.kompose.service: coordinator
+  strategy: {}
+  template:
+    metadata:
+      annotations:
+        kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+        kompose.version: 1.22.0 (955b78124)
+      creationTimestamp: null
+      labels:
+        io.kompose.service: coordinator
+    spec:
+      containers:
+        - args:
+            - sh
+            - -c
+            - sleep 5s && gotty -w --port 1234 node /proj/packages/cli/dist/apps/coordinator/cli.js --config /proj/packages/cli/coordinator.dev.json
+          image: zkopru/coordinator
+          name: coordinator
+          ports:
+            - containerPort: 1234
+            - containerPort: 8888
+          resources: {}
+          imagePullPolicy: Never
+      restartPolicy: Always
+status: {}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  annotations:
+    kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+    kompose.version: 1.22.0 (955b78124)
+  creationTimestamp: null
+  labels:
+    io.kompose.service: coordinator
+  name: coordinator
+spec:
+  type: NodePort
+  ports:
+    - name: "1234"
+      port: 1234
+      targetPort: 1234
+      nodePort: 31234
+    - name: "8888"
+      port: 8888
+      targetPort: 8888
+      nodePort: 31238
+  selector:
+    io.kompose.service: coordinator
+status:
+  loadBalancer: {}
diff --git a/dockerfiles/templates/testnet.yaml b/dockerfiles/templates/testnet.yaml
new file mode 100644
index 000000000..cbd0157bf
--- /dev/null
+++ b/dockerfiles/templates/testnet.yaml
@@ -0,0 +1,64 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  annotations:
+    kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+    kompose.version: 1.22.0 (955b78124)
+  creationTimestamp: null
+  labels:
+    io.kompose.service: testnet
+  name: testnet
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      io.kompose.service: testnet
+  strategy: {}
+  template:
+    metadata:
+      annotations:
+        kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+        kompose.version: 1.22.0 (955b78124)
+      creationTimestamp: null
+      labels:
+        io.kompose.service: testnet
+    spec:
+      containers:
+        - args:
+            - ganache-cli
+            - --db=/data
+            - -i
+            - "20200406"
+            - -p
+            - "5000"
+            - --deterministic
+            - --host
+            - 0.0.0.0
+            - --secure
+          image: zkopru/testnet
+          name: testnet
+          imagePullPolicy: Never
+          ports:
+            - containerPort: 5000
+          resources: {}
+status: {}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  annotations:
+    kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+    kompose.version: 1.22.0 (955b78124)
+  creationTimestamp: null
+  labels:
+    io.kompose.service: testnet
+  name: testnet
+spec:
+  ports:
+    - name: "5000"
+      port: 5000
+      targetPort: 5000
+  selector:
+    io.kompose.service: testnet
+status:
+  loadBalancer: {}
diff --git a/dockerfiles/templates/wallet.yaml b/dockerfiles/templates/wallet.yaml
new file mode 100644
index 000000000..e42c8ffe2
--- /dev/null
+++ b/dockerfiles/templates/wallet.yaml
@@ -0,0 +1,61 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  annotations:
+    kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+    kompose.version: 1.22.0 (955b78124)
+  creationTimestamp: null
+  labels:
+    io.kompose.service: wallet
+  name: wallet
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      io.kompose.service: wallet
+  strategy: {}
+  template:
+    metadata:
+      annotations:
+        kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+        kompose.version: 1.22.0 (955b78124)
+      creationTimestamp: null
+      labels:
+        io.kompose.service: wallet
+    spec:
+      containers:
+        - args:
+            - sh
+            - -c
+            - sleep 5s && gotty -w --port 4321 node /proj/packages/cli/dist/apps/wallet/cli.js --config /proj/packages/cli/wallet.dev.json
+          image: zkopru/wallet
+          name: wallet
+          ports:
+            - containerPort: 4321
+          resources: {}
+          imagePullPolicy: Never
+      restartPolicy: Always
+status: {}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  annotations:
+    kompose.cmd: kompose -f docker-compose.instant-block.yml convert
+    kompose.version: 1.22.0 (955b78124)
+  creationTimestamp: null
+  labels:
+    io.kompose.service: wallet
+  name: wallet
+spec:
+  type: NodePort
+  ports:
+    - name: "4321"
+      port: 4321
+      targetPort: 4321
+      nodePort: 32134
+  selector:
+    io.kompose.service: wallet
+status:
+  loadBalancer: {}
+
diff --git a/packages/cli/coordinator.auto.json b/packages/cli/coordinator.auto.json
index cc007ae63..953988708 100644
--- a/packages/cli/coordinator.auto.json
+++ b/packages/cli/coordinator.auto.json
@@ -1 +1,37 @@
-{"_":[],"bootstrap":true,"b":true, "n": true, "ws":"ws://testnet:5000","websocket":"ws://testnet:5000", "postgres": "postgresql://postgres:helloworld@postgres:5432/zkopru", "address":"0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF","a":"0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF","db":"db","maxBytes":131072,"max-bytes":131072,"priceMultiplier":48,"price-multiplier":48,"port":7777,"$0":"zkopru-coordinator","keystore":{"version":3,"id":"5c1043d1-c95d-49b3-ad52-e67e377ee64f","address":"90f8bf6a479f320ead074411a4b0e7944ea8c9c1","crypto":{"ciphertext":"5d334c6d4b80d89725a3fbd4d8e6cb5a51285d5100ae98cbe5e4ad5d83d83d5b","cipherparams":{"iv":"9454222d759f0c0cf340725a76156f24"},"cipher":"aes-128-ctr","kdf":"scrypt","kdfparams":{"dklen":32,"salt":"a760a305564c7d0b8d6ff835579a4aa50241ba1baa87965bae795a9594c40ab2","n":8192,"r":8,"p":1},"mac":"fe55615bb0216bda70d9bd5d547e0f465bc863342357c9de01ce4f8c2f35583c"}},"password":"helloworld"}
+{
+  "_": [],
+  "bootstrap": true,
+  "b": true,
+  "n": true,
+  "ws": "ws://testnet:5000",
+  "websocket": "ws://testnet:5000",
+  "address": "0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF",
+  "a": "0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF",
+  "db": "db",
+  "maxBytes": 131072,
+  "max-bytes": 131072,
+  "priceMultiplier": 48,
+  "price-multiplier": 48,
+  "port": 7777,
+  "$0": "zkopru-coordinator",
+  "keystore": {
+    "version": 3,
+    "id": "5c1043d1-c95d-49b3-ad52-e67e377ee64f",
+    "address": "90f8bf6a479f320ead074411a4b0e7944ea8c9c1",
+    "crypto": {
+      "ciphertext": "5d334c6d4b80d89725a3fbd4d8e6cb5a51285d5100ae98cbe5e4ad5d83d83d5b",
+      "cipherparams": { "iv": "9454222d759f0c0cf340725a76156f24" },
+      "cipher": "aes-128-ctr",
+      "kdf": "scrypt",
+      "kdfparams": {
+        "dklen": 32,
+        "salt": "a760a305564c7d0b8d6ff835579a4aa50241ba1baa87965bae795a9594c40ab2",
+        "n": 8192,
+        "r": 8,
+        "p": 1
+      },
+      "mac": "fe55615bb0216bda70d9bd5d547e0f465bc863342357c9de01ce4f8c2f35583c"
+    }
+  },
+  "password": "helloworld"
+}
diff --git a/packages/cli/coordinator.dev.json b/packages/cli/coordinator.dev.json
index 6dc0d2519..c43d47f64 100644
--- a/packages/cli/coordinator.dev.json
+++ b/packages/cli/coordinator.dev.json
@@ -1 +1,36 @@
-{"_":[],"bootstrap":true,"b":true, "ws":"ws://testnet:5000","websocket":"ws://testnet:5000", "postgres": "postgresql://postgres:helloworld@postgres:5432/zkopru", "address":"0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF","a":"0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF","db":"db","maxBytes":131072,"max-bytes":131072,"priceMultiplier":48,"price-multiplier":48,"port":8888,"$0":"zkopru-coordinator","keystore":{"version":3,"id":"5c1043d1-c95d-49b3-ad52-e67e377ee64f","address":"90f8bf6a479f320ead074411a4b0e7944ea8c9c1","crypto":{"ciphertext":"5d334c6d4b80d89725a3fbd4d8e6cb5a51285d5100ae98cbe5e4ad5d83d83d5b","cipherparams":{"iv":"9454222d759f0c0cf340725a76156f24"},"cipher":"aes-128-ctr","kdf":"scrypt","kdfparams":{"dklen":32,"salt":"a760a305564c7d0b8d6ff835579a4aa50241ba1baa87965bae795a9594c40ab2","n":8192,"r":8,"p":1},"mac":"fe55615bb0216bda70d9bd5d547e0f465bc863342357c9de01ce4f8c2f35583c"}},"password":"helloworld"}
+{
+  "_": [],
+  "bootstrap": true,
+  "b": true,
+  "ws": "ws://testnet:5000",
+  "websocket": "ws://testnet:5000",
+  "address": "0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF",
+  "a": "0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF",
+  "db": "db",
+  "maxBytes": 131072,
+  "max-bytes": 131072,
+  "priceMultiplier": 48,
+  "price-multiplier": 48,
+  "port": 8888,
+  "$0": "zkopru-coordinator",
+  "keystore": {
+    "version": 3,
+    "id": "5c1043d1-c95d-49b3-ad52-e67e377ee64f",
+    "address": "90f8bf6a479f320ead074411a4b0e7944ea8c9c1",
+    "crypto": {
+      "ciphertext": "5d334c6d4b80d89725a3fbd4d8e6cb5a51285d5100ae98cbe5e4ad5d83d83d5b",
+      "cipherparams": { "iv": "9454222d759f0c0cf340725a76156f24" },
+      "cipher": "aes-128-ctr",
+      "kdf": "scrypt",
+      "kdfparams": {
+        "dklen": 32,
+        "salt": "a760a305564c7d0b8d6ff835579a4aa50241ba1baa87965bae795a9594c40ab2",
+        "n": 8192,
+        "r": 8,
+        "p": 1
+      },
+      "mac": "fe55615bb0216bda70d9bd5d547e0f465bc863342357c9de01ce4f8c2f35583c"
+    }
+  },
+  "password": "helloworld"
+}
diff --git a/packages/cli/coordinator.json b/packages/cli/coordinator.json
index eb7a11da0..63b4f9c90 100644
--- a/packages/cli/coordinator.json
+++ b/packages/cli/coordinator.json
@@ -1 +1,36 @@
-{"_":[],"bootstrap":true,"b":true,"ws":"ws://localhost:5000","websocket":"ws://localhost:5000","address":"0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF","a":"0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF","db":"db","maxBytes":131072,"max-bytes":131072,"priceMultiplier":48,"price-multiplier":48,"port":8888,"$0":"zkopru-coordinator","keystore":{"version":3,"id":"5c1043d1-c95d-49b3-ad52-e67e377ee64f","address":"90f8bf6a479f320ead074411a4b0e7944ea8c9c1","crypto":{"ciphertext":"5d334c6d4b80d89725a3fbd4d8e6cb5a51285d5100ae98cbe5e4ad5d83d83d5b","cipherparams":{"iv":"9454222d759f0c0cf340725a76156f24"},"cipher":"aes-128-ctr","kdf":"scrypt","kdfparams":{"dklen":32,"salt":"a760a305564c7d0b8d6ff835579a4aa50241ba1baa87965bae795a9594c40ab2","n":8192,"r":8,"p":1},"mac":"fe55615bb0216bda70d9bd5d547e0f465bc863342357c9de01ce4f8c2f35583c"}},"password":"helloworld"}
+{
+  "_": [],
+  "bootstrap": true,
+  "b": true,
+  "ws": "ws://localhost:5000",
+  "websocket": "ws://localhost:5000",
+  "address": "0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF",
+  "a": "0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF",
+  "db": "db",
+  "maxBytes": 131072,
+  "max-bytes": 131072,
+  "priceMultiplier": 48,
+  "price-multiplier": 48,
+  "port": 8888,
+  "$0": "zkopru-coordinator",
+  "keystore": {
+    "version": 3,
+    "id": "5c1043d1-c95d-49b3-ad52-e67e377ee64f",
+    "address": "90f8bf6a479f320ead074411a4b0e7944ea8c9c1",
+    "crypto": {
+      "ciphertext": "5d334c6d4b80d89725a3fbd4d8e6cb5a51285d5100ae98cbe5e4ad5d83d83d5b",
+      "cipherparams": { "iv": "9454222d759f0c0cf340725a76156f24" },
+      "cipher": "aes-128-ctr",
+      "kdf": "scrypt",
+      "kdfparams": {
+        "dklen": 32,
+        "salt": "a760a305564c7d0b8d6ff835579a4aa50241ba1baa87965bae795a9594c40ab2",
+        "n": 8192,
+        "r": 8,
+        "p": 1
+      },
+      "mac": "fe55615bb0216bda70d9bd5d547e0f465bc863342357c9de01ce4f8c2f35583c"
+    }
+  },
+  "password": "helloworld"
+}
diff --git a/packages/cli/coordinator.playground.json b/packages/cli/coordinator.playground.json
index 88c9b7cc2..f67d071cc 100644
--- a/packages/cli/coordinator.playground.json
+++ b/packages/cli/coordinator.playground.json
@@ -1 +1,37 @@
-{"_":[],"bootstrap":true,"b":true, "ws":"ws://localhost:5000","websocket":"ws://localhost:5000", "sqlite": "/proj/zkopru/packages/cli/zkopru-coordinator.db", "address":"0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF","a":"0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF","db":"db","maxBytes":131072,"max-bytes":131072,"priceMultiplier":48,"price-multiplier":48,"port":8888,"$0":"zkopru-coordinator","keystore":{"version":3,"id":"5c1043d1-c95d-49b3-ad52-e67e377ee64f","address":"90f8bf6a479f320ead074411a4b0e7944ea8c9c1","crypto":{"ciphertext":"5d334c6d4b80d89725a3fbd4d8e6cb5a51285d5100ae98cbe5e4ad5d83d83d5b","cipherparams":{"iv":"9454222d759f0c0cf340725a76156f24"},"cipher":"aes-128-ctr","kdf":"scrypt","kdfparams":{"dklen":32,"salt":"a760a305564c7d0b8d6ff835579a4aa50241ba1baa87965bae795a9594c40ab2","n":8192,"r":8,"p":1},"mac":"fe55615bb0216bda70d9bd5d547e0f465bc863342357c9de01ce4f8c2f35583c"}},"password":"helloworld"}
+{
+  "_": [],
+  "bootstrap": true,
+  "b": true,
+  "ws": "ws://localhost:5000",
+  "websocket": "ws://localhost:5000",
+  "sqlite": "/proj/zkopru/packages/cli/zkopru-coordinator.db",
+  "address": "0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF",
+  "a": "0x970e8f18ebfEa0B08810f33a5A40438b9530FBCF",
+  "db": "db",
+  "maxBytes": 131072,
+  "max-bytes": 131072,
+  "priceMultiplier": 48,
+  "price-multiplier": 48,
+  "port": 8888,
+  "$0": "zkopru-coordinator",
+  "keystore": {
+    "version": 3,
+    "id": "5c1043d1-c95d-49b3-ad52-e67e377ee64f",
+    "address": "90f8bf6a479f320ead074411a4b0e7944ea8c9c1",
+    "crypto": {
+      "ciphertext": "5d334c6d4b80d89725a3fbd4d8e6cb5a51285d5100ae98cbe5e4ad5d83d83d5b",
+      "cipherparams": { "iv": "9454222d759f0c0cf340725a76156f24" },
+      "cipher": "aes-128-ctr",
+      "kdf": "scrypt",
+      "kdfparams": {
+        "dklen": 32,
+        "salt": "a760a305564c7d0b8d6ff835579a4aa50241ba1baa87965bae795a9594c40ab2",
+        "n": 8192,
+        "r": 8,
+        "p": 1
+      },
+      "mac": "fe55615bb0216bda70d9bd5d547e0f465bc863342357c9de01ce4f8c2f35583c"
+    }
+  },
+  "password": "helloworld"
+}
diff --git a/packages/contracts/hardhat.config-fork.js b/packages/contracts/hardhat.config-fork.js
new file mode 100644
index 000000000..fe8d53395
--- /dev/null
+++ b/packages/contracts/hardhat.config-fork.js
@@ -0,0 +1,25 @@
+/**
+ * @type import('hardhat/config').HardhatUserConfig
+ */
+module.exports = {
+  solidity: "0.7.4",
+  networks: {
+    hardhat: {
+      chainId: 20200406,
+      blockGasLimit: 12000000,
+      forking: {
+        url: "https://zkopru-testnet.sifnoc.net",
+        blockNumber: 95 // Migration step 19 complete as 'testnet' network.
+      },
+      mining: {
+        auto: process.env.BLOCKTIME ? false : true,
+        interval: process.env.BLOCKTIME
+      },
+      accounts: {
+        mnemonic:
+          "myth like bonus scare over problem client lizard pioneer submit female collect",
+        count: 10
+      }
+    }
+  }
+};
diff --git a/packages/contracts/hardhat.config.js b/packages/contracts/hardhat.config.js
new file mode 100644
index 000000000..f9490ca45
--- /dev/null
+++ b/packages/contracts/hardhat.config.js
@@ -0,0 +1,21 @@
+/**
+ * @type import('hardhat/config').HardhatUserConfig
+ */
+module.exports = {
+  solidity: "0.7.4",
+  networks: {
+    hardhat: {
+      chainId: 20200406,
+      blockGasLimit: 12000000,
+      mining: {
+        auto: process.env.BLOCKTIME ? false : true,
+        interval: process.env.BLOCKTIME
+      },
+      accounts: {
+        mnemonic:
+          "myth like bonus scare over problem client lizard pioneer submit female collect",
+        count: 10
+      }
+    }
+  }
+};
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index d22770470..278e03eae 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -19,6 +19,7 @@
     "@openzeppelin/contracts": "3.4.1",
     "bn.js": "^5.2.0",
     "ganache-time-traveler": "^1.0.15",
+    "hardhat": "^2.1.2",
     "soltypes": "^1.3.5",
     "web3": "^1.2.6",
     "web3-core": "^1.2.6",
diff --git a/packages/contracts/truffle-config.js b/packages/contracts/truffle-config.js
index 2ef1cbfb8..10f8cde77 100644
--- a/packages/contracts/truffle-config.js
+++ b/packages/contracts/truffle-config.js
@@ -49,11 +49,6 @@ module.exports = {
       port: 8549, // Standard Ethereum port (default: none)
       network_id: "*" // Any network (default: none)
     },
-    integrationtest: {
-      host: "127.0.0.1",
-      port: 5000,
-      network_id: "20200406"
-    },
     testnet: {
       host: "127.0.0.1",
       port: 5000,
diff --git a/scripts/dev_start.sh b/scripts/dev_start.sh
deleted file mode 100644
index d152acc57..000000000
--- a/scripts/dev_start.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/sh
-
-set -e
-
-while ! nc -z postgres 5432; do sleep 1; done;
-
-if [ -z $SKIP_MIGRATE ]
-then
-  yes | prisma migrate up --experimental --schema /proj/packages/prisma/prisma/postgres-migrator.prisma --verbose
-fi
-
-exec gotty -w --port $PORT node /proj/packages/cli/dist/apps/coordinator/cli.js --config /proj/packages/cli/coordinator.dev.json
diff --git a/scripts/run_testnet_minikube.sh b/scripts/run_testnet_minikube.sh
new file mode 100644
index 000000000..6d6f2ad91
--- /dev/null
+++ b/scripts/run_testnet_minikube.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+eval $(minikube -p minikube docker-env)
+
+# Create Image in Local
+docker-compose -f docker-compose.instant-block.yml build
+
+# Change docker image names for kubernetes
+docker image tag zkopru_testnet:latest zkopru/testnet:latest
+docker image tag zkopru_coordinator:latest zkopru/coordinator:latest
+docker image tag zkopru_wallet:latest zkopru/wallet:latest
+
+# Run kubenetes pods
+minikube kubectl -- apply -f ./dockerfiles/templates/testnet.yaml
+minikube kubectl -- apply -f ./dockerfiles/templates/coordinator.yaml
+minikube kubectl -- apply -f ./dockerfiles/templates/wallet.yaml
+
diff --git a/scripts/wait_deploy_contracts.sh b/scripts/wait_deploy_contracts.sh
new file mode 100644
index 000000000..1e0bfd1ca
--- /dev/null
+++ b/scripts/wait_deploy_contracts.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+target_contract=$(cat /proj/packages/cli/coordinator.dev.json | jq .address)
+
+function get_code_length() {
+  response_length=$(curl -s -H "Content-Type: application/json" -X POST --data '{"id":1337,"jsonrpc":"2.0","method":"eth_getCode","params":['$target_contract']}' http://$TARGET_HOST:5000 | jq .result | wc -m)
+}
+
+while true; do
+  get_code_length
+  if [[ $response_length -gt 40000 ]]; then
+    echo "Zkopru contract deployed, Ready to run"
+    break
+  else
+    echo "Wait for finish deploying Zkopru contract"
+    sleep 1
+  fi
+done