Senior Software Engineer: Open-Source Platform

Software Engineer (Open Source Contributor) Position: Software Engineer (Open Source Contributor) Type: Contractor Compensation: $50–$100/hour Location: Remote — Worldwide About the Opportunity We’re seeking experienced software engineers and open-source contributors to create realistic coding challenges that help train next-generation...

Mozilla Corporation is seeking a Senior Software Engineer to advance Firefox security. You will design, implement, and ship security features for enterprise users, contribute to Firefox security architecture across multiple OS, and collaborate with cross-functional teams. You’ll bring 3+ years in low-level software, strong C/C++, knowledge of security...

Synthires is seeking a Software Engineer to contribute to open-source projects from anywhere in the world. You will help design and implement realistic coding challenges, build reinforcement learning environments, and create deterministic verifiers to evaluate solutions. Collaboration spans multiple languages including Python, Java, Rust, Go, C++, and...

Grafana Labs, the company behind the open observability cloud, is a fully remote organization with 1,600+ team members across 40+ countries. This Senior Engineer role on Pyroscope focuses on scaling a distributed database, improving profiling capabilities, and integrating with the Grafana stack. You will own end-to-end projects, drive operational excellence,...

The Open Home Foundation is seeking a Senior Product Manager based in Europe to lead the Ecosystem projects, including ESPHome, Music Assistant, and Voice & Assist. This role spans multiple initiatives across Open Home Protocols and collaborations with partner projects. You will define the product vision, balance community feedback with strategic goals, and...

Liferay, Inc. is seeking a backend-focused engineer with strong frontend architecture understanding to join the Frontend Infrastructure team. You will design, build, and optimize backend frameworks, tooling, and delivery pipelines powering the frontend ecosystem, while maintaining robust server-side practices and a broad view of client‑side consumption....

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Platform Software Engineer based in Spain. As a Senior Platform Software Engineer, you will take ownership of the cloud infrastructure, deployment pipelines, and production reliability that underpin a growing software...

Описание Preply creates human-led, technology-enabled learning experiences that connect learners with tutors and support personalized learning journeys. Its platform serves 100,000+ tutors teaching more than 90 languages to learners in 180 countries. Задачи Build and improve CI/CD systems, testing capabilities, and paved paths so engineers can...

Location remote within Spain, Portugal, India, Poland, Italy (must have right to work) Reports to Director - Enterprise Solutions, Cloud & Service Role Overview We are looking for an experienced IT Architect – Linux & Open Source Infrastructure to design, evolve and govern our Linux server landscape and the broader open-source technology stack...