This job is no longer available
This job expired on 15/07/2026. It no longer accepts applications.
Frontend Developer – React & AWS
Haystack
Job description
About the role
You will join a small, highly capable engineering team building a platform used by some of the world’s largest enterprises. The role combines feature development with production support, giving you autonomy and visibility across the product lifecycle.
Key responsibilities
- Design, develop, and maintain front‑end product features using React, TypeScript and modern JavaScript.
- Provide first‑line engineering coverage during Australian off‑hours, handling incidents within UK working hours.
- Investigate production issues using logs, metrics and monitoring tools; perform incident triage, remediation and handover documentation.
- Debug and optimise Kubernetes‑based workloads on AWS, including Amazon EKS, SQS and SES services.
- Collaborate daily with the Australian team on sprint planning, handovers and technical alignment.
- Contribute to post‑incident reviews and long‑term reliability improvements.
Required profile
- Strong front‑end engineering experience with React, TypeScript and modern JavaScript.
- Hands‑on experience with AWS production systems, particularly SQS for message processing and SES for transactional email.
- Proven experience running workloads on Kubernetes/EKS and troubleshooting pod, container and networking issues.
- Solid observability and diagnostics skills, including log aggregation and metrics analysis.
- Familiarity with production support workflows such as incident triage, escalation and documentation.
- Excellent written communication and the ability to work independently across time zones.
Required skills
- React
- TypeScript
- JavaScript (ES6+)
- AWS (SQS, SES, EKS)
- Kubernetes
- Observability tools (log aggregation, metrics analysis)
- Incident management and post‑mortem processes
What we offer
- Work on a platform that powers billions of mission‑critical customer conversations.
- Join a small, technically strong team where contributions are visible.
- Competitive package: £80,000‑£85,000 base salary, 10% bonus and a benefits package.
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