diff --git a/packages/tests/src/lib/service_node.ts b/packages/tests/src/lib/service_node.ts
index 5dac5d318f..10eb5a37ea 100644
--- a/packages/tests/src/lib/service_node.ts
+++ b/packages/tests/src/lib/service_node.ts
@@ -27,7 +27,7 @@ const WAKU_SERVICE_NODE_PARAMS =
 const NODE_READY_LOG_LINE = "Node setup complete";
 
 export const DOCKER_IMAGE_NAME =
-  process.env.WAKUNODE_IMAGE || "wakuorg/nwaku:v0.31.0";
+  process.env.WAKUNODE_IMAGE || "wakuorg/nwaku:v0.34.0";
 
 const isGoWaku = DOCKER_IMAGE_NAME.includes("go-waku");
 
diff --git a/packages/tests/tests/light-push/single_node/index.node.spec.ts b/packages/tests/tests/light-push/single_node/index.node.spec.ts
index be1b46fae1..af0c3232d6 100644
--- a/packages/tests/tests/light-push/single_node/index.node.spec.ts
+++ b/packages/tests/tests/light-push/single_node/index.node.spec.ts
@@ -23,7 +23,7 @@ import {
 
 // These tests are expected to fail as service nodes now require at least one more connected node: https://github.com/waku-org/nwaku/pull/2951/files
 
-describe.only("Waku Light Push: Single Node: Fails as expected", function () {
+describe("Waku Light Push: Single Node: Fails as expected", function () {
   // Set the timeout for all tests in this suite. Can be overwritten at test level
   this.timeout(15000);
   let waku: LightNode;
diff --git a/packages/tests/tests/sharding/auto_sharding.spec.ts b/packages/tests/tests/sharding/auto_sharding.spec.ts
index e2cdca6d41..3d2f4cebf0 100644
--- a/packages/tests/tests/sharding/auto_sharding.spec.ts
+++ b/packages/tests/tests/sharding/auto_sharding.spec.ts
@@ -1,4 +1,4 @@
-import { LightNode, ProtocolError, Protocols } from "@waku/interfaces";
+import { LightNode, ProtocolError } from "@waku/interfaces";
 import { createEncoder, createLightNode, utf8ToBytes } from "@waku/sdk";
 import {
   contentTopicToPubsubTopic,
@@ -8,10 +8,8 @@ import { expect } from "chai";
 
 import {
   afterEachCustom,
-  beforeEachCustom,
-  makeLogFileName,
-  MessageCollector,
-  ServiceNode,
+  runMultipleNodes,
+  ServiceNodesFleet,
   tearDownNodes
 } from "../../src/index.js";
 
@@ -22,41 +20,33 @@ describe("Autosharding: Running Nodes", function () {
   this.timeout(50000);
   const clusterId = 10;
   let waku: LightNode;
-  let nwaku: ServiceNode;
-  let messageCollector: MessageCollector;
-
-  beforeEachCustom(this, async () => {
-    nwaku = new ServiceNode(makeLogFileName(this.ctx));
-    messageCollector = new MessageCollector(nwaku);
-  });
+  let serviceNodes: ServiceNodesFleet;
 
   afterEachCustom(this, async () => {
-    await tearDownNodes(nwaku, waku);
+    await tearDownNodes(serviceNodes.nodes, waku);
   });
 
   describe("Different clusters and topics", function () {
-    // js-waku allows autosharding for cluster IDs different than 1
     it("Cluster ID 0 - Default/Global Cluster", async function () {
       const clusterId = 0;
       const pubsubTopics = [contentTopicToPubsubTopic(ContentTopic, clusterId)];
-      await nwaku.start({
-        store: true,
-        lightpush: true,
-        relay: true,
-        clusterId: clusterId,
-        pubsubTopic: pubsubTopics
-      });
 
-      await nwaku.ensureSubscriptions(pubsubTopics);
-
-      waku = await createLightNode({
-        networkConfig: {
-          clusterId: clusterId,
+      [serviceNodes, waku] = await runMultipleNodes(
+        this.ctx,
+        {
+          clusterId,
           contentTopics: [ContentTopic]
-        }
-      });
-      await waku.dial(await nwaku.getMultiaddrWithId());
-      await waku.waitForPeers([Protocols.LightPush]);
+        },
+        {
+          store: true,
+          lightpush: true,
+          relay: true,
+          pubsubTopic: pubsubTopics
+        },
+        false,
+        2,
+        true
+      );
 
       const encoder = createEncoder({
         contentTopic: ContentTopic,
@@ -70,9 +60,10 @@ describe("Autosharding: Running Nodes", function () {
         payload: utf8ToBytes("Hello World")
       });
 
-      expect(request.successes.length).to.eq(1);
+      expect(request.successes.length).to.eq(2); // Expect 2 successes for 2 nodes
+      console.log("good");
       expect(
-        await messageCollector.waitForMessagesAutosharding(1, {
+        await serviceNodes.messageCollector.waitForMessagesAutosharding(1, {
           contentTopic: ContentTopic
         })
       ).to.eq(true);
@@ -81,24 +72,23 @@ describe("Autosharding: Running Nodes", function () {
     it("Non TWN Cluster", async function () {
       const clusterId = 5;
       const pubsubTopics = [contentTopicToPubsubTopic(ContentTopic, clusterId)];
-      await nwaku.start({
-        store: true,
-        lightpush: true,
-        relay: true,
-        clusterId: clusterId,
-        pubsubTopic: pubsubTopics
-      });
 
-      await nwaku.ensureSubscriptions(pubsubTopics);
-
-      waku = await createLightNode({
-        networkConfig: {
-          clusterId: clusterId,
+      [serviceNodes, waku] = await runMultipleNodes(
+        this.ctx,
+        {
+          clusterId,
           contentTopics: [ContentTopic]
-        }
-      });
-      await waku.dial(await nwaku.getMultiaddrWithId());
-      await waku.waitForPeers([Protocols.LightPush]);
+        },
+        {
+          store: true,
+          lightpush: true,
+          relay: true,
+          pubsubTopic: pubsubTopics
+        },
+        false,
+        2,
+        true
+      );
 
       const encoder = createEncoder({
         contentTopic: ContentTopic,
@@ -112,9 +102,9 @@ describe("Autosharding: Running Nodes", function () {
         payload: utf8ToBytes("Hello World")
       });
 
-      expect(request.successes.length).to.eq(1);
+      expect(request.successes.length).to.eq(2); // Expect 2 successes for 2 nodes
       expect(
-        await messageCollector.waitForMessagesAutosharding(1, {
+        await serviceNodes.messageCollector.waitForMessagesAutosharding(1, {
           contentTopic: ContentTopic
         })
       ).to.eq(true);
@@ -138,24 +128,23 @@ describe("Autosharding: Running Nodes", function () {
           contentTopicToPubsubTopic(ContentTopic, clusterId)
         ];
 
-        await nwaku.start({
-          store: true,
-          lightpush: true,
-          relay: true,
-          clusterId: clusterId,
-          pubsubTopic: pubsubTopics,
-          contentTopic: [ContentTopic]
-        });
-
-        waku = await createLightNode({
-          networkConfig: {
-            clusterId: clusterId,
+        [serviceNodes, waku] = await runMultipleNodes(
+          this.ctx,
+          {
+            clusterId,
             contentTopics: [ContentTopic]
-          }
-        });
-
-        await waku.dial(await nwaku.getMultiaddrWithId());
-        await waku.waitForPeers([Protocols.LightPush]);
+          },
+          {
+            store: true,
+            lightpush: true,
+            relay: true,
+            pubsubTopic: pubsubTopics,
+            contentTopic: [ContentTopic]
+          },
+          false,
+          2,
+          true
+        );
 
         const encoder = createEncoder({
           contentTopic: ContentTopic,
@@ -169,9 +158,9 @@ describe("Autosharding: Running Nodes", function () {
           payload: utf8ToBytes("Hello World")
         });
 
-        expect(request.successes.length).to.eq(1);
+        expect(request.successes.length).to.eq(2); // Expect 2 successes for 2 nodes
         expect(
-          await messageCollector.waitForMessagesAutosharding(1, {
+          await serviceNodes.messageCollector.waitForMessagesAutosharding(1, {
             contentTopic: ContentTopic
           })
         ).to.eq(true);
@@ -201,24 +190,23 @@ describe("Autosharding: Running Nodes", function () {
         contentTopicToPubsubTopic(ContentTopic2, clusterId)
       ];
 
-      await nwaku.start({
-        store: true,
-        lightpush: true,
-        relay: true,
-        clusterId: clusterId,
-        pubsubTopic: pubsubTopics,
-        contentTopic: [ContentTopic, ContentTopic2]
-      });
-
-      waku = await createLightNode({
-        networkConfig: {
-          clusterId: clusterId,
-          // For autosharding, we configure multiple pubsub topics by using two content topics that hash to different shards
+      [serviceNodes, waku] = await runMultipleNodes(
+        this.ctx,
+        {
+          clusterId,
           contentTopics: [ContentTopic, ContentTopic2]
-        }
-      });
-      await waku.dial(await nwaku.getMultiaddrWithId());
-      await waku.waitForPeers([Protocols.LightPush]);
+        },
+        {
+          store: true,
+          lightpush: true,
+          relay: true,
+          pubsubTopic: pubsubTopics,
+          contentTopic: [ContentTopic, ContentTopic2]
+        },
+        false,
+        2,
+        true
+      );
 
       const encoder1 = createEncoder({
         contentTopic: ContentTopic,
@@ -239,9 +227,9 @@ describe("Autosharding: Running Nodes", function () {
       const request1 = await waku.lightPush.send(encoder1, {
         payload: utf8ToBytes("Hello World")
       });
-      expect(request1.successes.length).to.eq(1);
+      expect(request1.successes.length).to.eq(2); // Expect 2 successes for 2 nodes
       expect(
-        await messageCollector.waitForMessagesAutosharding(1, {
+        await serviceNodes.messageCollector.waitForMessagesAutosharding(1, {
           contentTopic: ContentTopic
         })
       ).to.eq(true);
@@ -249,9 +237,9 @@ describe("Autosharding: Running Nodes", function () {
       const request2 = await waku.lightPush.send(encoder2, {
         payload: utf8ToBytes("Hello World")
       });
-      expect(request2.successes.length).to.eq(1);
+      expect(request2.successes.length).to.eq(2); // Expect 2 successes for 2 nodes
       expect(
-        await messageCollector.waitForMessagesAutosharding(1, {
+        await serviceNodes.messageCollector.waitForMessagesAutosharding(1, {
           contentTopic: ContentTopic
         })
       ).to.eq(true);
@@ -259,21 +247,24 @@ describe("Autosharding: Running Nodes", function () {
 
     it("using a protocol with unconfigured pubsub topic should fail", async function () {
       const pubsubTopics = [contentTopicToPubsubTopic(ContentTopic, clusterId)];
-      await nwaku.start({
-        store: true,
-        lightpush: true,
-        relay: true,
-        clusterId: clusterId,
-        pubsubTopic: pubsubTopics,
-        contentTopic: [ContentTopic]
-      });
 
-      waku = await createLightNode({
-        networkConfig: {
-          clusterId: clusterId,
+      [serviceNodes, waku] = await runMultipleNodes(
+        this.ctx,
+        {
+          clusterId,
           contentTopics: [ContentTopic]
-        }
-      });
+        },
+        {
+          store: true,
+          lightpush: true,
+          relay: true,
+          pubsubTopic: pubsubTopics,
+          contentTopic: [ContentTopic]
+        },
+        false,
+        2,
+        true
+      );
 
       // use a content topic that is not configured
       const encoder = createEncoder({
@@ -288,17 +279,17 @@ describe("Autosharding: Running Nodes", function () {
         payload: utf8ToBytes("Hello World")
       });
 
-      if (successes.length > 0 || failures?.length === 0) {
+      if (successes.length > 0 || !failures?.length) {
         throw new Error("The request should've thrown an error");
       }
 
-      const errors = failures?.map((failure) => failure.error);
+      const errors = failures.map((failure) => failure.error);
       expect(errors).to.include(ProtocolError.TOPIC_NOT_CONFIGURED);
     });
 
     it("start node with empty content topic", async function () {
       try {
-        waku = await createLightNode({
+        await createLightNode({
           networkConfig: {
             clusterId: clusterId,
             contentTopics: []
diff --git a/packages/tests/tests/sharding/static_sharding.spec.ts b/packages/tests/tests/sharding/static_sharding.spec.ts
index f4cdccb4ee..c2151d9d01 100644
--- a/packages/tests/tests/sharding/static_sharding.spec.ts
+++ b/packages/tests/tests/sharding/static_sharding.spec.ts
@@ -1,7 +1,6 @@
 import {
   LightNode,
   ProtocolError,
-  Protocols,
   ShardInfo,
   SingleShardInfo
 } from "@waku/interfaces";
@@ -15,10 +14,8 @@ import { expect } from "chai";
 
 import {
   afterEachCustom,
-  beforeEachCustom,
-  makeLogFileName,
-  MessageCollector,
-  ServiceNode,
+  runMultipleNodes,
+  ServiceNodesFleet,
   tearDownNodes
 } from "../../src/index.js";
 
@@ -27,16 +24,10 @@ const ContentTopic = "/waku/2/content/test.js";
 describe("Static Sharding: Running Nodes", function () {
   this.timeout(15_000);
   let waku: LightNode;
-  let nwaku: ServiceNode;
-  let messageCollector: MessageCollector;
-
-  beforeEachCustom(this, async () => {
-    nwaku = new ServiceNode(makeLogFileName(this.ctx));
-    messageCollector = new MessageCollector(nwaku);
-  });
+  let serviceNodes: ServiceNodesFleet;
 
   afterEachCustom(this, async () => {
-    await tearDownNodes(nwaku, waku);
+    await tearDownNodes(serviceNodes.nodes, waku);
   });
 
   describe("Different clusters and shards", function () {
@@ -44,20 +35,19 @@ describe("Static Sharding: Running Nodes", function () {
       const singleShardInfo = { clusterId: 0, shard: 0 };
       const shardInfo = singleShardInfosToShardInfo([singleShardInfo]);
 
-      await nwaku.start({
-        store: true,
-        lightpush: true,
-        relay: true,
-        pubsubTopic: shardInfoToPubsubTopics(shardInfo)
-      });
-
-      await nwaku.ensureSubscriptions(shardInfoToPubsubTopics(shardInfo));
-
-      waku = await createLightNode({
-        networkConfig: shardInfo
-      });
-      await waku.dial(await nwaku.getMultiaddrWithId());
-      await waku.waitForPeers([Protocols.LightPush]);
+      [serviceNodes, waku] = await runMultipleNodes(
+        this.ctx,
+        shardInfo,
+        {
+          store: true,
+          lightpush: true,
+          relay: true,
+          pubsubTopic: shardInfoToPubsubTopics(shardInfo)
+        },
+        false,
+        2,
+        true
+      );
 
       const encoder = createEncoder({
         contentTopic: ContentTopic,
@@ -71,33 +61,31 @@ describe("Static Sharding: Running Nodes", function () {
         payload: utf8ToBytes("Hello World")
       });
 
-      expect(request.successes.length).to.eq(1);
+      expect(request.successes.length).to.eq(2);
       expect(
-        await messageCollector.waitForMessages(1, {
+        await serviceNodes.messageCollector.waitForMessages(1, {
           pubsubTopic: shardInfoToPubsubTopics(shardInfo)[0]
         })
       ).to.eq(true);
     });
 
-    // dedicated test for Default Cluster ID 0
     it("Cluster ID 0 - Default/Global Cluster", async function () {
       const singleShardInfo = { clusterId: 0, shard: 1 };
       const shardInfo = singleShardInfosToShardInfo([singleShardInfo]);
 
-      await nwaku.start({
-        store: true,
-        lightpush: true,
-        relay: true,
-        pubsubTopic: shardInfoToPubsubTopics(shardInfo)
-      });
-
-      await nwaku.ensureSubscriptions(shardInfoToPubsubTopics(shardInfo));
-
-      waku = await createLightNode({
-        networkConfig: shardInfo
-      });
-      await waku.dial(await nwaku.getMultiaddrWithId());
-      await waku.waitForPeers([Protocols.LightPush]);
+      [serviceNodes, waku] = await runMultipleNodes(
+        this.ctx,
+        shardInfo,
+        {
+          store: true,
+          lightpush: true,
+          relay: true,
+          pubsubTopic: shardInfoToPubsubTopics(shardInfo)
+        },
+        false,
+        2,
+        true
+      );
 
       const encoder = createEncoder({
         contentTopic: ContentTopic,
@@ -108,9 +96,9 @@ describe("Static Sharding: Running Nodes", function () {
         payload: utf8ToBytes("Hello World")
       });
 
-      expect(request.successes.length).to.eq(1);
+      expect(request.successes.length).to.eq(2);
       expect(
-        await messageCollector.waitForMessages(1, {
+        await serviceNodes.messageCollector.waitForMessages(1, {
           pubsubTopic: shardInfoToPubsubTopics(shardInfo)[0]
         })
       ).to.eq(true);
@@ -120,33 +108,29 @@ describe("Static Sharding: Running Nodes", function () {
     for (let i = 0; i < numTest; i++) {
       // Random clusterId between 2 and 1000
       const clusterId = Math.floor(Math.random() * 999) + 2;
-
       // Random shardId between 1 and 1000
       const shardId = Math.floor(Math.random() * 1000) + 1;
 
       it(`random static sharding ${
         i + 1
       } - Cluster ID: ${clusterId}, Shard ID: ${shardId}`, async function () {
-        afterEach(async () => {
-          await tearDownNodes(nwaku, waku);
-        });
-
         const singleShardInfo = { clusterId: clusterId, shard: shardId };
         const shardInfo = singleShardInfosToShardInfo([singleShardInfo]);
 
-        await nwaku.start({
-          store: true,
-          lightpush: true,
-          relay: true,
-          clusterId: clusterId,
-          pubsubTopic: shardInfoToPubsubTopics(shardInfo)
-        });
-
-        waku = await createLightNode({
-          networkConfig: shardInfo
-        });
-        await waku.dial(await nwaku.getMultiaddrWithId());
-        await waku.waitForPeers([Protocols.LightPush]);
+        [serviceNodes, waku] = await runMultipleNodes(
+          this.ctx,
+          shardInfo,
+          {
+            store: true,
+            lightpush: true,
+            relay: true,
+            clusterId: clusterId,
+            pubsubTopic: shardInfoToPubsubTopics(shardInfo)
+          },
+          false,
+          2,
+          true
+        );
 
         const encoder = createEncoder({
           contentTopic: ContentTopic,
@@ -157,9 +141,9 @@ describe("Static Sharding: Running Nodes", function () {
           payload: utf8ToBytes("Hello World")
         });
 
-        expect(request.successes.length).to.eq(1);
+        expect(request.successes.length).to.eq(2);
         expect(
-          await messageCollector.waitForMessages(1, {
+          await serviceNodes.messageCollector.waitForMessages(1, {
             pubsubTopic: shardInfoToPubsubTopics(shardInfo)[0]
           })
         ).to.eq(true);
@@ -169,12 +153,14 @@ describe("Static Sharding: Running Nodes", function () {
 
   describe("Others", function () {
     const clusterId = 2;
-    let shardInfo: ShardInfo;
-
     const shardInfoFirstShard: ShardInfo = {
       clusterId: clusterId,
       shards: [2]
     };
+    const shardInfoSecondShard: ShardInfo = {
+      clusterId: clusterId,
+      shards: [3]
+    };
     const shardInfoBothShards: ShardInfo = {
       clusterId: clusterId,
       shards: [2, 3]
@@ -188,31 +174,21 @@ describe("Static Sharding: Running Nodes", function () {
       shard: 3
     };
 
-    beforeEachCustom(this, async () => {
-      shardInfo = {
-        clusterId: clusterId,
-        shards: [2]
-      };
-
-      await nwaku.start({
-        store: true,
-        lightpush: true,
-        relay: true,
-        clusterId: clusterId,
-        pubsubTopic: shardInfoToPubsubTopics(shardInfo)
-      });
-    });
-
-    afterEachCustom(this, async () => {
-      await tearDownNodes(nwaku, waku);
-    });
-
-    it("configure the node with multiple pubsub topics", async function () {
-      waku = await createLightNode({
-        networkConfig: shardInfoBothShards
-      });
-      await waku.dial(await nwaku.getMultiaddrWithId());
-      await waku.waitForPeers([Protocols.LightPush]);
+    it.only("configure the node with multiple pubsub topics", async function () {
+      [serviceNodes, waku] = await runMultipleNodes(
+        this.ctx,
+        shardInfoBothShards,
+        {
+          store: true,
+          lightpush: true,
+          relay: true,
+          clusterId: clusterId,
+          pubsubTopic: shardInfoToPubsubTopics(shardInfoBothShards)
+        },
+        false,
+        2,
+        true
+      );
 
       const encoder1 = createEncoder({
         contentTopic: ContentTopic,
@@ -227,29 +203,40 @@ describe("Static Sharding: Running Nodes", function () {
       const request1 = await waku.lightPush.send(encoder1, {
         payload: utf8ToBytes("Hello World2")
       });
-      expect(request1.successes.length).to.eq(1);
+      expect(request1.successes.length).to.eq(2);
       expect(
-        await messageCollector.waitForMessages(1, {
-          pubsubTopic: shardInfoToPubsubTopics(shardInfo)[0]
+        await serviceNodes.messageCollector.waitForMessages(1, {
+          pubsubTopic: shardInfoToPubsubTopics(shardInfoFirstShard)[0]
         })
       ).to.eq(true);
 
       const request2 = await waku.lightPush.send(encoder2, {
         payload: utf8ToBytes("Hello World3")
       });
-      expect(request2.successes.length).to.eq(1);
+      expect(request2.successes.length).to.eq(2);
       expect(
-        await messageCollector.waitForMessages(1, {
-          pubsubTopic: shardInfoToPubsubTopics(shardInfo)[0]
+        await serviceNodes.messageCollector.waitForMessages(1, {
+          pubsubTopic: shardInfoToPubsubTopics(shardInfoSecondShard)[0]
         })
       ).to.eq(true);
     });
 
     it("using a protocol with unconfigured pubsub topic should fail", async function () {
       this.timeout(15_000);
-      waku = await createLightNode({
-        networkConfig: shardInfoFirstShard
-      });
+      [serviceNodes, waku] = await runMultipleNodes(
+        this.ctx,
+        shardInfoFirstShard,
+        {
+          store: true,
+          lightpush: true,
+          relay: true,
+          clusterId: clusterId,
+          pubsubTopic: shardInfoToPubsubTopics(shardInfoFirstShard)
+        },
+        false,
+        2,
+        true
+      );
 
       // use a pubsub topic that is not configured
       const encoder = createEncoder({
@@ -261,17 +248,17 @@ describe("Static Sharding: Running Nodes", function () {
         payload: utf8ToBytes("Hello World")
       });
 
-      if (successes.length > 0 || failures?.length === 0) {
+      if (successes.length > 0 || !failures?.length) {
         throw new Error("The request should've thrown an error");
       }
 
-      const errors = failures?.map((failure) => failure.error);
+      const errors = failures.map((failure) => failure.error);
       expect(errors).to.include(ProtocolError.TOPIC_NOT_CONFIGURED);
     });
 
     it("start node with empty shard should fail", async function () {
       try {
-        waku = await createLightNode({
+        await createLightNode({
           networkConfig: { clusterId: clusterId, shards: [] }
         });
         throw new Error(