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Product Security Architect, Embedded Systems
About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing…
Senior Embedded Software Engineer
About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid flight testing in development, and modern commercial manufacturing…
Senior Simulation Software Engineer, GNC
About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing…
Software Security Engineer
About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing…
Embedded Software Engineer (All Levels)
About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing…
AI Full Stack Engineer
About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry…
Remote | Senior Software Engineer — $30–$100/hour
We are sharing a specialised consulting opportunity for experienced Senior Software Engineers with strong expertise in backend development, debugging, feature implementation, automated testing, performance…
Remote | Senior Software Engineer – LLM Evaluation
We are sharing a specialised part-time consulting opportunity for experienced Senior Software Engineers to contribute to advanced large language model evaluation, coding benchmark development, and AI-assisted…
Remote | Senior Software Engineer – LLM Evaluation & Repository Validation
We are sharing a specialised part-time consulting opportunity for experienced Senior Software Engineers with tech-lead-level expertise to contribute to advanced LLM evaluation, repository validation, and realistic…
Remote | Senior Software Engineer – LLM Evaluation (US/Canada/WEU based)
We are sharing a specialised part-time consulting opportunity for experienced software engineers to contribute to advanced large language model evaluation, coding benchmark development, and AI-assisted…
Remote | Software Engineer — $30–$100/hour
We are sharing a specialised consulting opportunity for experienced Software Engineers with strong backend expertise, scalable service development, debugging, automated testing, feature implementation, and codebase…
Remote | Software Engineer — $50–$100/hour
We are sharing a specialised part-time consulting opportunity for experienced Software Engineers with strong expertise in Python, Java, Rust, Go, C++, TypeScript, algorithms, debugging, feature development,…
Remote | Software Engineer – Backend — $30–$100/hour
We are sharing a specialised remote consulting opportunity for experienced Backend Software Engineers with strong expertise in scalable application development, API engineering, software debugging, codebase…
Remote | Software Engineer (GitHub Contributor) — $50–$100/hour
We are sharing a specialised remote consulting opportunity for experienced Software Engineers and GitHub Contributors with strong expertise in backend development, open-source software, algorithms, codebase…
Remote | Software Engineer - Open Source Contributions — $50–$100/hour
We are sharing a specialised consulting opportunity for experienced Software Engineers with strong open-source backgrounds and expertise in feature development, debugging, codebase refactoring, performance…
Remote | Software Engineer (Open Source Contributor) — $50–$100/hour
We are sharing a specialised remote consulting opportunity for experienced Software Engineers and Open Source Contributors with strong expertise in backend development, algorithms, software debugging, codebase…
Remote | Sr. Full-Stack Software Engineer — $50–$100/hour
We are sharing a specialised consulting opportunity for experienced Full-Stack Software Engineers with strong expertise across front-end and back-end development, application architecture, debugging, APIs, databases,…
Remote | Member of Technical Staff, Vulnerability Researcher — $240,000–$400,000/year
We are sharing a full-time opportunity for an experienced Vulnerability Researcher with deep expertise in offensive security, red teaming, multi-cloud exploitation, application security, reverse engineering, exploit…
Remote | Senior Backend Engineer — $50–$100/hour
We are sharing a specialised consulting opportunity for experienced Senior Backend Engineers with strong expertise in backend development, distributed systems, cloud infrastructure, DevOps, networking, IAM,…
Remote | Backend Security Engineer — $30–$100/hour
We are sharing a specialised consulting opportunity for experienced Backend Security Engineers with strong expertise in backend development, secure coding, application security, penetration testing, vulnerability…