# Senior Backend Engineer - Performance

**Company:** [Weave](https://hotfix.jobs/companies/weave)
**Location:** Remote
**Role:** Backend Engineering
**Experience:** 5+ years
**Skills:** Go, Python, Kubernetes, Gitlab Ci, GitHub Actions, K6, Locust, Prometheus, Grafana, Datadog
**Posted:** 2026-06-05

> Founding Senior Backend Engineer to build Weave's performance engineering practice, focusing on scaling the Truelark platform and creating self-service testing frameworks for Go microservices on Kubernetes.

## Job Description

## Responsibilities
- Architect and execute performance strategy for Truelark scaling: define KPIs and SLOs, establish baselines, and run load, stress, spike, and endurance tests
- Design and build a self-service performance testing platform integrated into CI/CD pipelines (GitLab CI, GitHub Actions)
- Champion performance best practices: create reference implementations, documentation, and workshops for Go-based microservices on Kubernetes
- Conduct deep-dive bottleneck analysis using observability tools (Prometheus, Grafana, Datadog) and application profiling
- Define and monitor SLOs for latency, throughput, and availability; proactively identify regressions

## Requirements
- 5+ years professional experience in Performance Engineering, Software Engineer in Test, SRE, DevOps, or Software Engineering with focus on performance, scalability, and reliability of large-scale distributed systems
- Strong proficiency in Go and/or Python; Go experience highly desired
- Deep hands-on expertise with Kubernetes (deployment, management, performance tuning)
- Proven experience designing and optimizing CI/CD pipelines for automated testing
- Expert-level understanding of performance testing methodologies (load, stress, spike, endurance, scalability)
- Strong analytical and debugging skills for diagnosing cross-service performance issues in distributed systems
- Excellent verbal and written communication skills

## Nice-to-Haves
- Experience with k6 or Locust; building custom tooling/libraries around these tools
- Proficiency with observability stacks (Prometheus, Grafana, Datadog, ELK)
- Go-specific profiling and debugging experience

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**Apply:** https://hotfix.jobs/jobs/a6bdc158-012d-4fca-b8d8-44835a68efcd
**Canonical:** https://hotfix.jobs/jobs/a6bdc158-012d-4fca-b8d8-44835a68efcd