> Markdown version of [/jobs/ext/2106129-software-engineer-performance-tuning](https://www.wearedevelopers.com/jobs/ext/2106129-software-engineer-performance-tuning). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - Performance Tuning - **Company:** ET Environmental Corporation, LLC - **Location:** Mercury, NV, United States (Remote available) - **Experience:** Expert - **Salary:** $153,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Computing Platforms, Code Review, Data Security, Software Debugging, Programming Tools, Distributed Systems, Ruby on Rails, Ruby, Screen Reader, Software Engineering, Backend, Modularization, Kubernetes, Infrastructure Automation Frameworks, Sinatra (Software), Figma, Restful APIs, Amazon Simple Queue Service (SQS), Terraform - **Published:** August 18, 2026 - **Apply:** https://www.workingnomads.com/job/go/1798936/ ## About the Role * Bring 5+ years of professional software engineering experience, including 3+ years building production systems with Ruby * Build, maintain, and evolve large Ruby applications and shared backend codebases that support multiple engineering teams * Design reliable distributed systems at production scale, including APIs, background processing, testing, observability, and operations * Improve complex, established systems through architecture, modularization, migrations, performance, reliability, or developer tooling * Create scalable abstractions, navigate technical tradeoffs, and collaborate with and mentor engineers across teams, * Experience with background-job or workflow systems, including retries, idempotency, scheduling, backpressure, isolation, and failure recovery * Experience with AWS services such as SQS and EKS, workflow systems such as Temporal, or infrastructure tools such as Kubernetes and Terraform * Experience improving test performance, local development environments, CI systems, or large-scale code migrations, Job level and actual compensation will be decided based on factors including, but not limited to, individual qualifications objectively assessed during the interview process (including skills and prior relevant experience, potential impact, and scope of role), market demands, and specific work location. ## Description * Design and evolve shared Ruby frameworks for REST APIs, asynchronous jobs, workflow orchestration, and data access * Improve the availability, reliability, scalability, and performance of backend systems that support critical product functionality * Modernize a large Ruby codebase through safe architectural changes, including moving REST APIs from Sinatra toward Rails and introducing stronger endpoint abstractions and type safety * Make backend development faster by improving hot reloading, local workflows, test infrastructure, CI reliability, debugging tools, and iteration speed * Strengthen the scalability, isolation, observability, and recovery capabilities of Figma's asynchronous job platform * Partner with product engineers-your customers-and Infrastructure teams to identify recurring pain points and turn them into reusable platform capabilities * Establish pragmatic engineering practices through shared libraries, APIs, documentation, tooling, code review, and technical guidance * Mentor other engineers and contribute to a culture of thoughtful execution, high technical standards, and shared ownership, * Holding interviews in an accessible location * Enabling closed captioning on video conferencing * Ensuring all written communication be compatible with screen readers * Changing the mode or format of interviews To ensure the integrity of our hiring process and facilitate a more personal connection, we require all candidates keep their cameras on during video interviews. Additionally, if hired you will be required to attend in person onboarding. ## Related Videos - [Coffee with Developers: David Heinemeier Hansson](https://www.wearedevelopers.com/videos/875-coffee-with-developers-david-heinemeier-hansson) - [Boost Productivity with AI: Figma & Playwright MCP Workflows - Aris Markogiannakis](https://www.wearedevelopers.com/videos/1768-boost-productivity-with-ai-figma-playwright-mcp-workflows-aris-markogiannakis) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) - [Coroutine explained yet again 60 years later](https://www.wearedevelopers.com/videos/690-coroutine-explained-yet-again-60-years-later) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) ## Related Articles - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)