> Markdown version of [/jobs/ext/2176478-software-engineer-remote-60-75-hr](https://www.wearedevelopers.com/jobs/ext/2176478-software-engineer-remote-60-75-hr). 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 (Remote | $60-$75/Hr) - **Company:** Synthires - **Location:** Sevilla, Spain (Remote available) - **Salary:** €124,800.0 - €156,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Artificial Intelligence, C++ (Programming Language), Program Optimization, Software Quality, Code Review, Collaborative Software, Data Structures, Software Debugging, Distributed Systems, Github, Python (Programming Language), Machine Learning, Open Source Technology, Performance Tuning, Software Architecture, Software Construction, Software Engineering, Software Quality Assurance (SQA), System Programming, TypeScript, Reinforcement Learning, Rust (Programming Language), Backend, Git, Solid Principles, Information Technology, Codebase, Code Restructuring, Golang, Programming Languages - **Published:** August 22, 2026 - **Apply:** https://www.buscojobs.com.es/software-engineer-remote-60-75-hr-en-sevilla-ID-368715893 ## About the Role Bachelor's degree or higher in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent professional experience. Strong proficiency in Python, C++, Java, Go, TypeScript, Rust, or similar programming languages. Experience with Git, GitHub, software debugging, feature implementation, and codebase refactoring. Strong understanding of algorithms, data structures, software design principles, and performance optimization. Excellent analytical thinking, problem-solving, and software engineering skills. Strong written and verbal communication skills with exceptional attention to technical detail. Ability to work independently in a fully remote environment. Preferred Qualifications Experience contributing to open-source projects or maintaining an active GitHub portfolio. Experience working on large-scale, distributed systems or high-performance applications. Familiarity with AI, machine learning, reinforcement learning, or AI model evaluation. Experience designing automated testing frameworks, CI/CD pipelines, or software quality assurance processes. Experience collaborating with cross-functional or remote engineering teams. ## Description Software EngineerPosition: Software EngineerType: ContractCompensation: $50-$150/hourLocation: RemoteAbout the OpportunityThis opportunity is for experienced Software Engineers with expertise in software development, debugging, code optimization, GitHub collaboration, and distributed systems to contribute to advanced AI research and evaluation projects.You'll apply your software engineering expertise to evaluate AI-generated code, build reinforcement learning environments, and help improve the reasoning, coding, and problem-solving capabilities of next-generation AI systems.No prior AI experience is required.Your software engineering expertise and real-world development experience are the primary qualifications for success in this role.Professionals with strong GitHub contributions, open-source experience, backend development, or systems programming are especially encouraged to apply.ResponsibilitiesDesign and develop reinforcement learning environments that evaluate AI models on complex software engineering tasks.Review and assess AI-generated code for correctness, maintainability, efficiency, and software engineering best practices.Apply expertise in debugging, feature development, code refactoring, performance optimization, and software architecture.Build reproducible coding environments using Model Context Protocol (MCP) tools and real-world software repositories.Develop and validate deterministic test cases, verification systems, and reference solutions for AI evaluation.Contribute to GitHub-based projects, code reviews, and collaborative software development workflows.Translate complex software engineering concepts into clear, structured documentation for AI training and evaluation.Collaborate with interdisciplinary teams to ensure technical accuracy, consistency, and code quality.Required QualificationsBachelor's degree or higher in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent professional experience.Strong proficiency in Python, C++, Java, Go, TypeScript, Rust, or similar programming languages.Experience with Git, GitHub, software debugging, feature implementation, and codebase refactoring.Strong understanding of algorithms, data structures, software design principles, and performance optimization.Excellent analytical thinking, problem-solving, and software engineering skills.Strong written and verbal communication skills with exceptional attention to technical detail.Ability to work independently in a fully remote environment.Preferred QualificationsExperience contributing to open-source projects or maintaining an active GitHub portfolio.Experience working on large-scale, distributed systems or high-performance applications.Familiarity with AI, machine learning, reinforcement learning, or AI model evaluation.Experience designing automated testing frameworks, CI/CD pipelines, or software quality assurance processes.Experience collaborating with cross-functional or remote engineering teams.CompensationCompetitive compensation of $50-$150/hour.Weekly payments.Independent contractor engagement.Application ProcessEasy Apply on LinkedInCheck Email for Next StepsParticipate in AI Interview & Technical AssessmentHiring Manager Review & Onboarding ## Related Videos - [Your next 10x engineer isn't in your city. Refactor accordingly.](https://www.wearedevelopers.com/videos/100103-your-next-10x-engineer-isn-t-in-your-city-refactor-accordingly) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [WeAreDevelopers LIVE – AI, Freelancing, Keeping Up with Tech and More](https://www.wearedevelopers.com/videos/1786-wearedevelopers-live-ai-freelancing-keeping-up-with-tech-and-more) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [How Much Does a Software Engineer Make? Realistic Software Engineering Salaries](https://www.wearedevelopers.com/magazine/425-how-much-does-a-software-engineer-make-realistic-software-engineering-salaries) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [Are Software Engineer Wages Being Pushed Down? A Report on Tech Salaries](https://www.wearedevelopers.com/magazine/417-are-software-engineer-wages-being-pushed-down-a-report-on-tech-salaries) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)