diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index 529de50f2..000000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,16 +0,0 @@
-orbs:
-    path-filtering: circleci/path-filtering@0.1.3
-setup: true
-version: 2.1
-workflows:
-    check:
-        jobs:
-            - path-filtering/filter:
-                base-revision: master
-                config-path: .circleci/then.yml
-                mapping: |
-                    node/.* node true
-                    crates/.* crates true
-                    pallets/.* pallets true
-                    runtime/.* runtime true
-                name: check-updated-files
diff --git a/.circleci/then.yml b/.circleci/then.yml
deleted file mode 100644
index 7d0fd1f4a..000000000
--- a/.circleci/then.yml
+++ /dev/null
@@ -1,192 +0,0 @@
-commands:
-    fmt-lint:
-        steps:
-            - run:
-                name: Format and lint.
-                command: |
-                  curl -LsSf https://github.com/tamasfe/taplo/releases/download/0.8.0/taplo-full-linux-x86_64.gz | gunzip -N -d - > ${CARGO_HOME:-~/.cargo}/bin/taplo && chmod +x ${CARGO_HOME:-~/.cargo}/bin/taplo
-                  cargo fmt --check
-                  taplo fmt --check
-                  cargo clippy -- -D warnings
-    check-licenses:
-        steps:
-            - run:
-                name: Check licenses (`cargo-deny`).
-                command: |
-                  cargo install --locked cargo-deny
-                  cargo deny --all-features check license
-    increase-swap:
-        steps:
-            - run:
-                name: Increase swap.
-                command: |
-                  sudo swapoff -a
-                  sudo dd if=/dev/zero of=/swapfile bs=1G count=8
-                  sudo chmod 0600 /swapfile
-                  sudo mkswap /swapfile
-                  sudo swapon /swapfile
-                  grep Swap /proc/meminfo
-    install-dependencies:
-        steps:
-            - run:
-                name: Install dependencies.
-                command: |
-                  sudo sed -i "/#\$nrconf{restart} = 'i';/s/.*/\$nrconf{restart} = 'a';/" /etc/needrestart/needrestart.conf
-                  sudo apt-get update
-                  sudo apt install -y libssl-dev clang libclang-dev tor && sudo systemctl start tor && sudo systemctl enable tor
-                  sudo apt install -y yarn
-    install-rust:
-        steps:
-            - run:
-                name: Install Rust.
-                command: |
-                  curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
-                  source "$HOME/.cargo/env"
-                  rustup update stable
-                  rustup target add wasm32-unknown-unknown
-                  rustup component add rust-src
-    install-wasm-pack:
-        steps:
-            - run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
-    install-dependencies-and-checkout:
-        steps:
-            - install-dependencies
-            - checkout
-            - install-dependencies
-            - install-rust
-            - install-wasm-pack
-    new-cmd:
-        steps:
-            - run: echo test
-    build:
-        steps:
-            - run: cargo build --release
-    comment-on-pr:
-        steps:
-            - run: |
-                sudo apt-get install jq
-                pr_response=$(curl --location --request GET "https://api.github.com/repos/$CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME/pulls?head=$CIRCLE_PROJECT_USERNAME:$CIRCLE_BRANCH&state=open" \
-                -u $GH_USER:$GH_TOKEN)
-                if [ $(echo $pr_response | jq length) -eq 0 ]; then
-                  echo "No PR found to update"
-                else
-                  pr_comment_url=$(echo $pr_response | jq -r ".[]._links.comments.href")
-                fi
-                echo curl --location --request POST "$pr_comment_url" \
-                -u $GH_USER:$GH_TOKEN \
-                --header 'Content-Type: application/json' \
-                --data-raw "'{
-                \"body\": \"$(cat pr-comment)\"
-                }'"
-
-jobs:
-    threshold-signature-server:
-        machine:
-            image: ubuntu-2204:2022.10.2
-            resource_class: xlarge
-        steps:
-            - install-dependencies-and-checkout
-            - run: cd crates/threshold-signature-server && cargo test --release
-    fmt-lint-all:
-        machine:
-            image: ubuntu-2204:2022.10.2
-            resource_class: xlarge
-        steps:
-            - install-dependencies-and-checkout
-            - fmt-lint
-            - check-licenses
-    node-benchmark:
-        machine:
-            image: ubuntu-2204:2022.10.2
-            resource_class: xlarge
-        steps:
-            - install-dependencies-and-checkout
-            - run: pushd node && cargo check --features=runtime-benchmarks
-    node-test:
-        machine:
-            image: ubuntu-2204:2022.10.2
-            resource_class: xlarge
-        steps:
-            - increase-swap
-            - install-dependencies-and-checkout
-            - run:
-                name: Build entropy-protocol nodejs package.
-                command: |
-                  cd crates/protocol
-                  make build-nodejs-testing
-                  cd nodejs-test
-                  yarn
-                  cd ../../..
-            - run:
-                command: |
-                    pushd node
-                    cargo build --all-targets --release -j $(nproc)
-                    cargo test --all-targets --release
-                    yarn --cwd ../crates/protocol/nodejs-test test
-                    cargo test -p entropy-tss --release --features=test_helpers -F wasm_test test_wasm
-                no_output_timeout: 45m
-    build-and-release:
-        machine:
-            image: ubuntu-2204:2022.10.2
-            resource_class: xlarge
-        steps:
-            - increase-swap
-            - install-dependencies-and-checkout
-            - build
-            - release
-    check-doc-build:
-        machine:
-            image: ubuntu-2204:2022.10.2
-            resource_class: xlarge
-        steps:
-            - install-dependencies-and-checkout
-            - run: cargo doc --no-deps
-    check-chainspecs:
-        machine:
-            image: ubuntu-2204:2022.10.2
-            resource_class: xlarge
-        steps:
-            - install-dependencies-and-checkout
-            - run:
-                command: |
-                    cargo run -p entropy -- build-spec --raw --chain dev > chainspec-dev-raw.json
-                    cargo run -p entropy -- build-spec --raw --chain integration-tests > chainspec-integration-raw.json
-                    cargo run -p entropy -- build-spec --raw --chain testnet > chainspec-testnet-raw.json
-
-
-parameters:
-    crates:
-        default: false
-        type: boolean
-    node:
-        default: false
-        type: boolean
-    pallets:
-        default: false
-        type: boolean
-    runtime:
-        default: false
-        type: boolean
-version: 2.1
-workflows:
-    lint:
-        jobs:
-            - fmt-lint-all
-    test:
-        jobs:
-            - node-benchmark
-    build:
-        jobs:
-            - node-test
-        when:
-            or:
-                - << pipeline.parameters.node >>
-                - << pipeline.parameters.pallets >>
-                - << pipeline.parameters.runtime >>
-                - pipeline.parameters.crates
-    chainspecs:
-        jobs:
-            - check-chainspecs
-    documentation:
-        jobs:
-            - check-doc-build
diff --git a/.github/actions/install-dependencies/action.yaml b/.github/actions/install-dependencies/action.yaml
new file mode 100644
index 000000000..d20c73922
--- /dev/null
+++ b/.github/actions/install-dependencies/action.yaml
@@ -0,0 +1,20 @@
+---
+name: 'Install Dependencies'
+description: 'Install the dependencies and Rust components used across jobs'
+runs:
+  using: "composite"
+  steps:
+    - name: Install dependencies
+      run: |
+        sudo sed -i "/#\$nrconf{restart} = 'i';/s/.*/\$nrconf{restart} = 'a';/" /etc/needrestart/needrestart.conf
+        sudo apt-get update
+        sudo apt install -y libssl-dev clang libclang-dev protobuf-compiler
+      shell: bash
+    - name: Add Rust components
+      run: |
+        rustup target add wasm32-unknown-unknown
+        rustup component add rust-src
+      shell: bash
+    - name: Install wasm-pack
+      run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+      shell: bash
diff --git a/.github/workflows/build-and-run-node-test.yaml b/.github/workflows/build-and-run-node-test.yaml
new file mode 100644
index 000000000..0c28340f6
--- /dev/null
+++ b/.github/workflows/build-and-run-node-test.yaml
@@ -0,0 +1,39 @@
+---
+name: "Build and test"
+on:
+  push:
+    paths:
+      - "node/**"
+      - "crates/**"
+      - "pallets/**"
+      - "runtime/**"
+
+jobs:
+ node-test:
+    runs-on: core-build-runner
+    steps:
+      - uses: actions/checkout@v4
+      - name: Increase swap
+        run: |
+          sudo swapoff -a
+          sudo dd if=/dev/zero of=/swapfile bs=1G count=8
+          sudo chmod 0600 /swapfile
+          sudo mkswap /swapfile
+          sudo swapon /swapfile
+          grep Swap /proc/meminfo
+      - name: Install dependencies
+        uses: ./.github/actions/install-dependencies/
+      - name: Build entropy-protocol nodejs package
+        run: |
+          cd crates/protocol
+          make build-nodejs-testing
+          cd nodejs-test
+          yarn
+          cd ../../..
+      - name: Run `cargo build && cargo test`
+        run: |
+          pushd node
+          cargo build --all-targets --release -j $(nproc)
+          cargo test --all-targets --release
+          yarn --cwd ../crates/protocol/nodejs-test test
+          cargo test -p entropy-tss --release --features=test_helpers -F wasm_test test_wasm
diff --git a/.github/workflows/check-chainspecs.yaml b/.github/workflows/check-chainspecs.yaml
new file mode 100644
index 000000000..998a127d3
--- /dev/null
+++ b/.github/workflows/check-chainspecs.yaml
@@ -0,0 +1,17 @@
+---
+name: "Check chainspecs"
+on: ["push"]
+
+jobs:
+  check-chainspecs:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Install dependencies
+        uses: ./.github/actions/install-dependencies/
+      - name: Check chainspecs
+        run: |
+          cargo run -p entropy -- build-spec --raw --chain dev > chainspec-dev-raw.json
+          cargo run -p entropy -- build-spec --raw --chain integration-tests > chainspec-integration-raw.json
+          cargo run -p entropy -- build-spec --raw --chain testnet > chainspec-testnet-raw.json
diff --git a/.github/workflows/check-doc-build.yaml b/.github/workflows/check-doc-build.yaml
new file mode 100644
index 000000000..9dd989e75
--- /dev/null
+++ b/.github/workflows/check-doc-build.yaml
@@ -0,0 +1,14 @@
+---
+name: "Check documentation build"
+on: ["push"]
+
+jobs:
+  check-doc-build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Install dependencies
+        uses: ./.github/actions/install-dependencies/
+      - name: Build documentation
+        run: cargo doc --no-deps
\ No newline at end of file
diff --git a/.github/workflows/lint-and-check-licenses.yaml b/.github/workflows/lint-and-check-licenses.yaml
new file mode 100644
index 000000000..1fc0144a8
--- /dev/null
+++ b/.github/workflows/lint-and-check-licenses.yaml
@@ -0,0 +1,27 @@
+---
+name: "Lint and check licenses"
+on: ["push"]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Install dependencies
+        uses: ./.github/actions/install-dependencies/
+      - name: Format and lint
+        run: |
+          curl -LsSf https://github.com/tamasfe/taplo/releases/download/0.8.0/taplo-full-linux-x86_64.gz | gunzip -N -d - > ${CARGO_HOME:-~/.cargo}/bin/taplo && chmod +x ${CARGO_HOME:-~/.cargo}/bin/taplo
+          cargo fmt --check
+          taplo fmt --check
+          cargo clippy -- -D warnings
+  check-licenses:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Check licenses with cargo deny
+        run: |
+          cargo install --locked cargo-deny
+          cargo deny --all-features check license
diff --git a/.github/workflows/test-runtime-benchmarks.yaml b/.github/workflows/test-runtime-benchmarks.yaml
new file mode 100644
index 000000000..c3978a559
--- /dev/null
+++ b/.github/workflows/test-runtime-benchmarks.yaml
@@ -0,0 +1,14 @@
+name: "Test: check runtime benchmarks"
+on: ["push"]
+
+jobs:
+  test-runtime-benchmarks:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Install dependencies
+        uses: ./.github/actions/install-dependencies/
+      - name: Check runtime-benchmarks
+        run: |
+          pushd node && cargo check --features=runtime-benchmarks
diff --git a/crates/README.md b/crates/README.md
index e483180d7..217f848f9 100644
--- a/crates/README.md
+++ b/crates/README.md
@@ -2,7 +2,7 @@
 
 This directory contains the [Threshold Signature Server](https://github.com/entropyxyz/entropy-core/tree/master/crates/threshold-signature-server) and some utility crates related to it:
 
-- [`shared`](https://github.com/entropyxyz/entropy-core/tree/master/crates/shared) - Common types shared by both the chain node and TSS server
+- [`shared`](https://github.com/entropyxyz/entropy-core/tree/master/crates/shared) - Common types shared by the chain node and TSS server
 - [`kvdb`](https://github.com/entropyxyz/entropy-core/tree/master/crates/kvdb) - An encrypted key-value datastore
 - [`protocol`](https://github.com/entropyxyz/entropy-core/tree/master/crates/protocol) - Transport logic for running the Entropy protocols
 - [`testing-utils`](https://github.com/entropyxyz/entropy-core/tree/master/crates/testing-utils) - Testing utility methods shared across the workspace