Self-educated software engineer specialising in web services backend & infrastructure.
Commander of git, Terraform, Go, Typescript on node.js, nix, linux systems, networking.
Passionate about readable, scalable, observable & secure code.
Proponent of short feedback loops, building trust through predictable delivery with Agile philosophy.
Interested in electronics repair, 3D design & printing, homelab automation & networking .
Always looking for new challenges.

"takes a lot of pride in delivering good work" - Antti Kupila

"he really gave it 110% and was critical to the project's success" - Eaden McKee

"highly skilled, battle-tested and a great team lead and mentor" - Saemie Chouchane

"one of the most naturally talented programmers you'll meet" - Jamie Learmonth

Available for work in Amsterdam or remote; freelance or employment offers considered.

📞 +31 203 699 866 call now
✉️ robert@cambridge.me
🔗 linkedin.com/in/rcambrj
github.com/rcambrj
👥 Schedule a meeting
🖨️ Download PDF

• Maintained & developed Typescript high traffic e-commerce backend running alongside commercetools
• Created & fixed Terraform infrastructure architecting the AWS Lambda & ECS services
• Improved & maintained RESTful and GraphQL API features
• Introduced nix devshell to make onboarding & distribution of tooling easier
• Configured nix package for MACH Composer and worked with this tool daily

• Maintained & developed infrastructure managed with Terraform, inherited from previous team
• Brought up and improved engineer-facing Kubernetes clusters and staging environments
• Architected & executed plan to switch .com website to be reverse-proxied by Cloudflare
• Implemented Cloudflare rules & workers with Terraform to direct traffic to origins
• Assisted with the development of new internal API services written in Go
• Wrote Kubernetes manifests to be instantiated by ArgoCD
• Continually scrutinised systems for security flaws and reported those detected

• Developed API services in Go (golang Lambdas via Terraform)
• Developed API services in Serverless.js (node.js Lambdas via CloudFormation)
• Brought up and maintained AWS services such as RDS, DynamoDB, S3 and related network & ACL infrastructure
• Architected and developed a service to supply OTA firmware updates to bikes
• Architected and developed a service to track and investigate manufacturing faults

• Mentored & guided a team of 12
• Helped maintain the gatsby site with several hundred static pages running React with emotion
• Collaborated with other team representatives to prepare and complete architectural plans
• Investigated new integrations, contributing to formalisation of new visions into manageable pieces of work
• Maintained & improved the deployment pipelines in Bitbucket
• Architected system to run database migrations on an off-the-shelf headless CMS (DatoCMS)

• Brought multi-deployment whitelabel frontend project from greenfield to live with a team of three
• Architected Next.js and vanilla webpack builds to use a common app codebase using Typescript
• Employed React, styled-components and Storybook for a scalable structure
• Analysed client requirements and translated into kanban-style work board
• Built a strong bridge of trust for expectations of delivery with client

• Implemented deployment of multi-process node.js app to Heroku Pipelines
• Architected reverse proxy/frontend/backend apps as discrete Docker-like workspaces
• Bootstrapped sane node.js Typescript configuration and linting
• Pioneered unit and end-to-end testing, integrated testing in the CI/CD build pipeline
• Collaborated with testers to write and improve automated TestCafe scripts
• Implemented GraphQL API to manage files on box.com with custom Auth0 authentication/authorization

• Contributed new features and bugfixes to existing vanilla JS website
• Improved developer experience by installing sensible Javascript linting tools

• Led the development of this global brand's new website construction
• Brought Gatsby project from greenfield to delivery with a team of two
• Architected Contentful data structure for a global rollout across many regions and languages
• Bootstrapped project with React, styled-components, Storybook, jest & enzyme
• Created smooth animated transitions between statically generated pages
• Setup and maintained deployment pipeline on AWS Elastic Beanstalk
• Initially solo, laid the ground work for the new Amsterdam engineering team to grow with best practices

• Configured webpack and Babel for Jest, Storybook and Next.js with Typescript
• Configured reverse proxy for micro-frontends with localisation and health checks
• Designed major parts of the API specification, with comprehensive buy in from the frontend+backend team
• Created new page components in React with styled-components and matching Contentful model architecture
• Improved OpenAPI/Swagger code generation templates for Typescript to better support inheritance/polymorphism

• Forged a plan to unobtrusively transition to continuous integration+deployment pipeline
• Dockerised services and deployed them to AWS EB via CircleCI and AWS ECR
• Identified data acquisition failures from third parties and built node.js caching layer to mitigate
• Created high impact interactions in react-native with careful attention to user experience cost
• Rebuilt parts of the React application to gain confidence by way of thorough unit testing
• Coached the team through agile principles, ultimately building trust in development capacity

• Rebuilt client-facing data visualisation tools in reactjs/redux using d3 and recharts
• Analysed client requirements to establish business data structure and functionality
• Engineered node.js service to transform data structure and store in postgres
• Implemented SVO-based ACL using cancan and passportjs
• Dockerised all services, plus docker-compose for developer experience

• Developed a web scraping framework to retrieve consumer billing data in a Chrome extension
• Architected data structure to store billing data supporting a wide range of account shapes
• Dockerised services to retrieve billing data programmatically with a node.js wrapper to invoke Chrome via Selenium
• Trained and led a small team of developers creating scripts to scrape & store billing data
• Architected and implemented strategies to track, follow and improve billing data accuracy
• Repeatedly exceeded improvement targets for data accuracy and acquisition efficiency
• Contributed small improvements to golang & ruby data storage services

• Developed a web-based CMS-like document management intranet site running reactjs/redux powered by Nuxeo

• Developed leading UK retail brands' e-commerce front ends
• Created reusable logic across the 8 retail sites whilst supporting brand identity

• Continued development game website in backbone and marionette
• Created an avatar provider microservice
• Iterated authentication library to support new major features retaining backwards compatibility

• Developed internal analytics/reporting intranet site running backbone
• Refactored non-standard node.js express API into organised RESTful endpoints
• Implemented MVP (presenter) architecture to abstract business logic from API URLs
• Rewrote the ACL to use permission-based authorisation with hierarchy and groups

• Developed website for a game in backbone and marionette
• Created a cross-domain consumer authentication (SSO) library for company-wide roll out

• Led & mentored a team of 3 frontend developers using Javascript

• Architected & developed hundreds of web applications in PHP and Javascript
• Deployed using rsync to AWS EC2 machines, eventually with Jenkins