Staff Reliability Engineer: Backend & Mobile (Remote)

Feeld Ltd.; Greater London; Hybrid; GBP 100,000 - 130,000; Full time

Benefits offered by this job

Flexible working hours

Unlimited paid time off

Fully remote work

Home office budget

Learning & development budget

On demand therapy sessions (Spill)

In-person meet ups

Job summary

Feeld Ltd. is seeking a Staff Reliability Engineer (Full Stack) to raise the reliability and operability of our production systems across backend and mobile integration.

You will lead incident response, drive cross‑team improvements, and strengthen operational practices in a remote-first environment. You will own reliability outcomes, build observability, and mentor engineers while collaborating with product and design to balance delivery and risk.

Qualifications

• Significant experience building and operating production backend systems at scale.
• Strong TypeScript/Node.js backend experience; API and services.
• Proven incident response leadership: on‑call participation, triage, RCA with follow‑through.
• Solid observability skills: logging/metrics/tracing and actionable alerts/dashboards.
• Experience collaborating with mobile teams on mobile/backend integration.
• Demonstrated Staff-level IC leadership: influence through design reviews, technical direction, documentation, and cross‑team alignment.

Responsibilities

• Own reliability outcomes across critical backend services and their integration with mobile clients (React Native).
• Lead technical problem-solving during incidents: coordinate response, diagnose root causes, communicate status, and drive to resolution.
• Build and evolve monitoring/observability (dashboards, alerts, tracing, logging) for fast detection and diagnosis.
• Drive post‑incident reviews (blameless) and ensure learnings become durable fixes (tech changes, runbooks, automation).
• Improve engineering safety and quality: guardrails, safer migrations, feature-flag practices, rollout strategies, resilience patterns.
• Partner with product, design, QA, and engineering early to align delivery plans with operational risk and reliability needs.
• Strengthen documentation and onboarding: architecture notes, runbooks, service ownership docs, and “how we work” guides.
• Mentor engineers through pairing, reviews, incident shadowing, and pragmatic coaching on production ownership.

Skills

TypeScript/Node.js

Incident response

Observability

Mobile integration

Staff leadership

React Native

AWS

IaC

CI/CD

PostgreSQL

Redis

Tools

AWS

Infrastructure as Code

CI/CD

PostgreSQL

Redis

Job description

Feeld Ltd. is seeking a Staff Reliability Engineer (Full Stack) to raise the reliability and operability of our production systems across backend and mobile integration.

You will lead incident response, drive cross‑team improvements, and strengthen operational practices in a remote-first environment. You will own reliability outcomes, build observability, and mentor engineers while collaborating with product and design to balance delivery and risk.