Remote Software engineering Jobs · Performance Optimization

Job listings

  • Design and build mission-critical trading systems using Rust and AWS.
  • Take ownership of high-impact trading infrastructure and set technical direction.
  • Drive continuous improvement in system performance, reliability, and operability.

Keyrock is a highly-profitable firm specializing in capital markets and trading systems. They operate with a global, fully-remote team and emphasize a fast-paced, collaborative culture.

  • Design, develop, test, and release new database features for a distributed database platform.
  • Improve system performance, scalability, and reliability by optimizing query execution and infrastructure.
  • Collaborate with a fully remote global engineering team to drive technical decisions and innovations.

The partner company builds cutting-edge distributed database technology for secure access control systems. It is an early-stage technology company with a supportive engineering culture and a fully remote global team.

  • Design and evolve the frontend platform foundations powering n8n's workflow-building experience across cloud and self-hosted deployments.
  • Own core platform domains including canvas, real-time collaboration, and performance optimization for complex interactive workflows.
  • Drive technical decisions through RFCs, mentor peers, and collaborate with product engineers, QA, and the open-source community.

n8n is an open-source workflow orchestration platform built for AI, enabling technical teams to automate with code-like freedom and no-code speed. Backed by top investors and a community of over 650,000 developers, our team of 260+ works remotely across Europe and the US, united by a builder spirit and headquartered in Berlin.

  • Own and evolve the marketing site, including CMS, component library, and frontend architecture.
  • Collaborate with Design and Marketing to build polished, performant customer-facing web experiences.
  • Partner with teams to maintain smooth content publishing pipeline and build tooling integrations.

Nex is a technology company that creates active play systems using natural body motion to encourage families to move and play together. It is a small, ambitious team with a culture of craftsmanship and innovation, recognized by multiple awards.

$190,000–$260,000/yr
US 3w PTO 12w maternity 12w paternity

  • Design, build, and maintain large-scale crawling, indexing, ranking, and retrieval systems.
  • Improve search performance by reducing latency, optimizing costs, and increasing reliability as usage grows.
  • Own engineering projects end-to-end, from architecture and implementation to deployment, monitoring, and continuous improvement.

This company builds large-scale web search and AI-driven data retrieval infrastructure. They are a fast-moving, highly technical team with a focus on production systems and immediate impact.

Global Unlimited PTO

  • Develop and maintain the open-source GraphQL Router in Golang, focusing on performance and low GC code.
  • Collaborate with engineering team to implement new features like Open Federation and data sources.
  • Analyze telemetry, run security tests, and troubleshoot issues with customers.

WunderGraph is a fast-growing startup that provides a platform for designing and implementing APIs end-to-end, aiming to reduce friction in digital product development. With a Series A funding of $7.5 million and backing from notable investors, they foster a remote, no-BS culture where employees can make an impact and have their voice heard.

  • Design and maintain core backend infrastructure using Golang for high-performance API systems.
  • Improve performance, security, and stability of API routing and execution systems.
  • Collaborate remotely with product and engineering teams while owning impactful technical decisions.

Our partner builds advanced open-source infrastructure for modern API development. They are a remote-first engineering team focused on autonomy, craftsmanship, and collaboration.

  • Developing data-visualisation applications and new features for displaying large data properties with scalability and reliability.
  • Building real-time frontend services enabling multiple users to edit graph data and retrain AI models.
  • Owning projects end-to-end as part of small teams, collaborating with TLs and Product Managers.

Mimica uses AI-powered task mining to analyze employee desktop actions and create process maps to improve efficiency. They are a 50-person team of senior engineers and product leaders with a bottom-up, cross-functional culture.

Global Unlimited PTO

  • Co-own the design, development, and ongoing maintenance of Confiant's client-side JavaScript SDK
  • Build and optimize SDK internals for maximum runtime performance across diverse publisher environments
  • Translate security threat intelligence into SDK-level detection and blocking logic

Confiant is cybersecurity built for advertising, providing real-time intelligence and precise controls that detect and block malvertising and compliance risks. They are a small but growing engineering team focused on high standards, collaboration, and end-to-end ownership, operating as a 100% virtual company worldwide.