Languages
- JavaScript
- TypeScript
- C++
- Rust
- Python
- Bash
Skills
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Automation
- GitHub Actions
- GitLab CI/CD
- Terraform
- Pulumi
- Ansible
- GitOps
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Observability
- Grafana
- Prometheus
- DataDog
- InfluxDB
- PagerDuty
- OpenTracing
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Infrastructure
- Docker
- Kubernetes
- Helm
- MongoDB
- Redis
- SQL Databases
Career
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Senior Site Reliability Engineer / giffgaff
Permanent Full-time / Nov 2023 - Present
Led the containerization and seamless migration of giffgaff's high-traffic website to Kubernetes, achieving zero downtime and enhanced scalability.
Highlights
- Conducted comprehensive reviews of new microservices, ensuring production readiness and adherence to best practices.
- Migration of complex Jenkins pipelines to GitHub Actions workflows, improving CI/CD processes.
- Expertly debugged and optimized distributed systems, enhancing performance and reliability.
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Senior Site Reliability Engineer / People Can Fly
Permanent Full-time / Jan 2023 - Oct 2023
Automated game server deployments to Pragma Platform, and managed internal services and infrastructure deployed on Hyper-V clusters.
Highlights
- Implemented portable CI/CD pipelines for game server deployment.
- Automated the building of Hyper-V templates using Packer.
- Advised on integration of Pragma Platform into multiple game projects.
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Principal Software Engineering Consultant / Strike
Contract Full-time / Jun 2022 - Jul 2022
Responsible for aiding the migration of business systems to an event-driven architecture, with the long term goal of them becoming a more data-driven enterprise.
Highlights
- Analyzing the business needs and gathering technical requirements.
- In-depth analysis of viable software solutions.
- Iterative prototyping of an initial proof-of-concept.
- Thoroughly documenting technical decisions backed by evidential value.
- Automating infrastructure provisioning through Terraform.
- Presenting findings and suggested solutions through recorded video demos.
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Lead Site Reliability Engineer / Kodify Media Group
Contract Full-time / Aug 2020 - Mar 2022
Oversaw the start of the SRE team. Hired, and inducted new team members. Trained the engineering team with regard to debugging services through observability tooling, operating development environments and building CI/CD pipelines.
Highlights
- Migrated the primary internal service transport layer from ZeroMQ to gRPC.
- Upgraded the majority of internal services to the latest Node.js LTS.
- Maintenance and improvement of the development environment.
- Automated black box microservice test suite.
- Implemented DataDog APM tracing on the majority of internal services.
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Senior Full Stack Developer / Kodify Media Group
Contract Full-time / Jun 2018 - Jul 2020
Worked on many varied projects as part of the remote engineering team. Focused on improving and optimizing the user experience.
Highlights
- Sitewide redesign in React for all paid video streaming sites.
- New asset data schema and processing pipelines.
- Copyright infringement evidence collection system.
- Client fingerprinting and fraud prevention system.
- First party payment form.
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Full Stack Developer / Speechmatics
Permanent Full-time / Aug 2016 - May 2018
Joined this start-up as the sole dedicated web developer. Worked primarily on their cloud platform. Packaged and automated the installation of their speech recognition tech for on-premise deployment.
Highlights
- Refactor of async speech recognition job system into modular components.
- Automated deployment of distributable packages and containerized microservices.
- Management and implementation of a company website redesign.
- Creating a web application to demo real-time speech recognition services.
- Designing and documenting the next iteration of the cloud REST API.
- Migration of SaaS dashboard to an Angular web application.
- Web API for the appliance product offering.
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Frontend Developer / UserZoom
Permanent Full-time / Jun 2015 - Jul 2016
Worked primarily on improving their user portal for on-demand UX testing. This portal was responsible for supporting a myriad of user types (testers, taggers, UX researchers, and clients).
Highlights
- Migrating the user testing portal to an Angular web application.
- Gathering direct feedback from portal users to plan the next development cycle.
- Building a new checkout flow using Stripe.
- Updating and maintaining a Java-based screen recording application.
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Digital Interaction & E-Learning Developer / Media Zoo
Permanent Full-time / Jan 2015 - Jun 2015
Developed interactive training tools for large clients such as Tesco and M&S. The tools used video content depicting training scenarios bookended with interactive quizzes.
Highlights
- Developing web applications with heavy usage of video and audio.
- Packaging and deploying SCORM compliant learning modules.
- Encoding and optimizing assets for mobile and the web.
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Game Developer / King
Internship / Aug 2014 - Dec 2014
Worked in a team to deliver new content in two week sprints for Pepper Panic Saga a grid based puzzle game.
Highlights
- Episodic content integration.
- Gameplay mechanic implementation.
- A/B test implementation.
- General bug fixing.
- Dynamic tutorial implementation.
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Flash Developer / Playtech
Permanent Full-time / Jul 2012 - Jun 2014
Developed online slot based gambling games for large clients such as Ladbrokes and William Hill.
Highlights
- Marketing demos.
- Online bingo slots porting.
- Bet history framework.
- OpenBet and GTS server platform porting.
- Mobile assets build pipeline scripting.
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... Full career history available at / joshua.barne.tt
Jul 2012 - Jun 2015 ...
Education
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Bachelor of Science (BSc) / University of East Anglia
First Class Honours degree in Computer Science / Sep 2010 - Jun 2014
Course Modules
- Architectures and Operating Systems (CMPC2M09)
- Computing Fundamentals 1 (CMPC1F02)
- Computing Project (CMPC3P2Y)
- Computing Systems 1 (CMPC1M01)
- Computing Systems 2 (CMPC1M02)
- Data Structures and Algorithms (CMPC2M11)
- Database Systems (CMPC2B08)
- Graphics 1 (CMPC2G04)
- Graphics 2 (CMPC3G91)
- Machine Learning (CMPC3A01)
- Mathematics for Computing B (CMPC1F03)
- Programming 1 (CMPC1M04)
- Software Engineering 1 (CMPC2M07)
- Software Engineering 2 (CMPC3M08)
- Sound and Image 1 (CMPE2I06)
- The Computing Revolution (CMPC1F05)
- Theoretical Computing (CMPC2F02)