diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..cf5aae4
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,46 @@
+language: node_js
+cache: npm
+stages:
+  - check
+  - test
+  - cov
+
+node_js:
+  - '10'
+
+os:
+  - linux
+  - osx
+  - windows
+
+script: npx nyc -s npm run test:node -- --bail
+after_success: npx nyc report --reporter=text-lcov > coverage.lcov && npx codecov
+
+jobs:
+  include:
+    - stage: check
+      script:
+        - npx aegir commitlint --travis
+        - npx aegir dep-check
+        - npm run lint
+
+    - stage: test
+      name: chrome
+      addons:
+        chrome: stable
+      script: npx aegir test -t browser
+
+    - stage: test
+      name: webworker
+      addons:
+        chrome: stable
+      script: npx aegir test -t webworker
+
+    - stage: test
+      name: firefox
+      addons:
+        firefox: latest
+      script: npx aegir test -t browser -- --browsers FirefoxHeadless
+
+notifications:
+  email: false
diff --git a/README.md b/README.md
index 7eb2f5b..e0e52da 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 [![](https://img.shields.io/badge/project-IPFS-blue.svg?style=flat-square)](http://ipfs.io/)
 [![](https://img.shields.io/badge/freenode-%23ipfs-blue.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23ipfs)
 [![standard-readme compliant](https://img.shields.io/badge/standard--readme-OK-green.svg?style=flat-square)](https://github.com/RichardLitt/standard-readme)
-[![Build Status](https://ci.ipfs.team/buildStatus/icon?job=ipfs/js-ipfs-mfs/master)](https://ci.ipfs.team/job/ipfs/job/js-ipfs-mfs/job/master/)
+[![Build Status](https://flat.badgen.net/travis/ipfs/js-ipfs-mfs)](https://travis-ci.com/ipfs/js-ipfs-mfs)
 [![Code Coverage](https://codecov.io/gh/ipfs/js-ipfs-mfs/branch/master/graph/badge.svg)](https://codecov.io/gh/ipfs/js-ipfs-mfs)
 [![Dependency Status](https://david-dm.org/ipfs/js-ipfs-mfs.svg?style=flat-square)](https://david-dm.org/ipfs/js-ipfs-mfs)
 [![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg?style=flat-square)](https://github.com/feross/standard)
diff --git a/ci/Jenkinsfile b/ci/Jenkinsfile
deleted file mode 100644
index a7da2e5..0000000
--- a/ci/Jenkinsfile
+++ /dev/null
@@ -1,2 +0,0 @@
-// Warning: This file is automatically synced from https://github.com/ipfs/ci-sync so if you want to change it, please change it there and ask someone to sync all repositories.
-javascript()
diff --git a/package.json b/package.json
index cbcc408..953f9fe 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,8 @@
     "ipld-in-memory": "^2.0.0",
     "multihashes": "~0.4.14",
     "pull-buffer-stream": "^1.0.1",
-    "pull-traverse": "^1.0.3"
+    "pull-traverse": "^1.0.3",
+    "temp-write": "^3.4.0"
   },
   "dependencies": {
     "async": "^2.6.1",
diff --git a/test/fixtures/large-file.jpg b/test/fixtures/large-file.jpg
deleted file mode 100644
index 04e1c07..0000000
Binary files a/test/fixtures/large-file.jpg and /dev/null differ
diff --git a/test/fixtures/small-file.txt b/test/fixtures/small-file.txt
deleted file mode 100644
index cd08755..0000000
--- a/test/fixtures/small-file.txt
+++ /dev/null
@@ -1 +0,0 @@
-Hello world!
diff --git a/test/helpers/random-bytes.js b/test/helpers/random-bytes.js
new file mode 100644
index 0000000..7ed4191
--- /dev/null
+++ b/test/helpers/random-bytes.js
@@ -0,0 +1,21 @@
+'use strict'
+
+const crypto = require('crypto')
+const MAX_BYTES = 65536
+
+// One day this will be merged: https://github.com/crypto-browserify/randombytes/pull/16
+module.exports = function randomBytes (num) {
+  const bytes = Buffer.allocUnsafe(num)
+
+  for (let offset = 0; offset < num; offset += MAX_BYTES) {
+    let size = MAX_BYTES
+
+    if ((offset + size) > num) {
+      size = num - offset
+    }
+
+    crypto.randomFillSync(bytes, offset, size)
+  }
+
+  return bytes
+}
diff --git a/test/read.spec.js b/test/read.spec.js
index 64fce9c..3f1af26 100644
--- a/test/read.spec.js
+++ b/test/read.spec.js
@@ -4,8 +4,6 @@
 const chai = require('chai')
 chai.use(require('dirty-chai'))
 const expect = chai.expect
-const path = require('path')
-const loadFixture = require('aegir/fixtures')
 const bufferStream = require('pull-buffer-stream')
 const pull = require('pull-stream/pull')
 const collect = require('pull-stream/sinks/collect')
@@ -13,10 +11,11 @@ const {
   createMfs,
   createShardedDirectory
 } = require('./helpers')
+const randomBytes = require('./helpers/random-bytes')
 
 describe('read', () => {
   let mfs
-  let smallFile = loadFixture(path.join('test', 'fixtures', 'small-file.txt'))
+  let smallFile = randomBytes(13)
 
   before(async () => {
     mfs = await createMfs()
diff --git a/test/stat.spec.js b/test/stat.spec.js
index 805ac08..b9782af 100644
--- a/test/stat.spec.js
+++ b/test/stat.spec.js
@@ -4,8 +4,7 @@
 const chai = require('chai')
 chai.use(require('dirty-chai'))
 const expect = chai.expect
-const path = require('path')
-const loadFixture = require('aegir/fixtures')
+const randomBytes = require('./helpers/random-bytes')
 
 const {
   createMfs,
@@ -16,8 +15,8 @@ const {
 
 describe('stat', () => {
   let mfs
-  let smallFile = loadFixture(path.join('test', 'fixtures', 'small-file.txt'))
-  let largeFile = loadFixture(path.join('test', 'fixtures', 'large-file.jpg'))
+  let smallFile = randomBytes(13)
+  let largeFile = randomBytes(490668)
 
   before(async () => {
     mfs = await createMfs()
diff --git a/test/write.spec.js b/test/write.spec.js
index 41f44a9..03e862c 100644
--- a/test/write.spec.js
+++ b/test/write.spec.js
@@ -4,12 +4,12 @@
 const chai = require('chai')
 chai.use(require('dirty-chai'))
 const expect = chai.expect
-const path = require('path')
-const loadFixture = require('aegir/fixtures')
 const isNode = require('detect-node')
 const values = require('pull-stream/sources/values')
 const bufferStream = require('pull-buffer-stream')
 const multihash = require('multihashes')
+const randomBytes = require('./helpers/random-bytes')
+const util = require('util')
 const {
   collectLeafCids,
   createMfs,
@@ -19,16 +19,17 @@ const {
 } = require('./helpers')
 const CID = require('cids')
 
-let fs
+let fs, tempWrite
 
 if (isNode) {
   fs = require('fs')
+  tempWrite = require('temp-write')
 }
 
 describe('write', () => {
   let mfs
-  let smallFile = loadFixture(path.join('test', 'fixtures', 'small-file.txt'))
-  let largeFile = loadFixture(path.join('test', 'fixtures', 'large-file.jpg'))
+  let smallFile = randomBytes(13)
+  let largeFile = randomBytes(490668)
 
   const runTest = (fn) => {
     let i = 0
@@ -148,7 +149,8 @@ describe('write', () => {
     }
 
     const filePath = `/small-file-${Math.random()}.txt`
-    const pathToFile = path.resolve(path.join(__dirname, 'fixtures', 'small-file.txt'))
+    const pathToFile = await tempWrite(smallFile)
+    const fsStats = await util.promisify(fs.stat)(pathToFile)
 
     await mfs.write(filePath, pathToFile, {
       create: true
@@ -156,7 +158,7 @@ describe('write', () => {
 
     const stats = await mfs.stat(filePath)
 
-    expect(stats.size).to.equal(smallFile.length)
+    expect(stats.size).to.equal(fsStats.size)
   })
 
   it('writes part of a small file using a path (Node only)', async function () {
@@ -165,7 +167,7 @@ describe('write', () => {
     }
 
     const filePath = `/small-file-${Math.random()}.txt`
-    const pathToFile = path.resolve(path.join(__dirname, 'fixtures', 'small-file.txt'))
+    const pathToFile = await tempWrite(smallFile)
 
     await mfs.write(filePath, pathToFile, {
       create: true,
@@ -183,7 +185,7 @@ describe('write', () => {
     }
 
     const filePath = `/small-file-${Math.random()}.txt`
-    const pathToFile = path.resolve(path.join(__dirname, 'fixtures', 'small-file.txt'))
+    const pathToFile = await tempWrite(smallFile)
     const stream = fs.createReadStream(pathToFile)
 
     await mfs.write(filePath, stream, {