Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I'm a senior software engineer with 15+ years of experience building TypeScript, JavaScript, Java, Node.js, Python, and Go systems across large-scale, distributed, and high-reliability environments. I design resilient architectures, navigate large and unfamiliar codebases, and deliver correct, maintainable software under real-world constraints. My background spans frontend, backend, and systems-level work, with a strong focus on clarity, correctness, documentation, and collaboration in globally distributed teams.…I'm a senior software engineer with 15+ years of experience building TypeScript, JavaScript, Java, Node.js, Python, and Go systems across large-scale, distributed, and high-reliability environments. I design resilient architectures, navigate large and unfamiliar codebases, and deliver correct, maintainable software under real-world constraints. My background spans frontend, backend, and systems-level work, with a strong focus on clarity, correctness, documentation, and collaboration in globally distributed teams.

Robert Woźniak

Full Stack Developer, Web Developer, Front-End Developer, +2





I'm a senior software engineer with 15+ years of experience building TypeScript, JavaScript, Java, Node.js, Python, and Go systems across large-scale, distributed, and high-reliability environments. I design resilient architectures, navigate large and unfamiliar codebases, and deliver correct, maintainable software under real-world constraints. My background spans frontend, backend, and systems-level work, with a strong focus on clarity, correctness, documentation, and collaboration in globally distributed teams.…I'm a senior software engineer with 15+ years of experience building TypeScript, JavaScript, Java, Node.js, Python, and Go systems across large-scale, distributed, and high-reliability environments. I design resilient architectures, navigate large and unfamiliar codebases, and deliver correct, maintainable software under real-world constraints. My background spans frontend, backend, and systems-level work, with a strong focus on clarity, correctness, documentation, and collaboration in globally distributed teams.

Available to hire

I’m a senior software engineer with 15+ years of experience building TypeScript, JavaScript, Java, Node.js, Python, and Go systems across large-scale, distributed, and high-reliability environments. I design resilient architectures, navigate large and unfamiliar codebases, and deliver correct, maintainable software under real-world constraints.

My background spans frontend, backend, and systems-level work, with a strong focus on clarity, correctness, documentation, and collaboration in globally distributed teams.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Senior Software Engineer at Euvic

January 1, 2017 - Present

Designed and developed scalable software systems using TypeScript, Java, Node.js, and React for enterprise and high-traffic platforms. Navigated and extended large multi-module codebases to deliver correct and reliable changes. Analyzed feature implementations to identify edge cases and long-term maintenance risks. Built backend services and APIs integrated with frontend and third-party systems. Implemented containerized deployments with Docker and Kubernetes to support cloud-native architectures. Contributed to CI/CD pipelines to ensure stable deployments. Participated in architectural discussions to improve scalability, security, and resilience. Developed asynchronous services and background processing workflows for data-intensive applications. Documented design decisions and operational considerations. Supported production systems by diagnosing and resolving cross-layer issues. Mentored engineers on system design, debugging strategies, and maintainable coding practices. Integrated m

Full-Stack Software Engineer at SoftwareMill

September 1, 2012 - December 1, 2016

Built full-stack applications using JavaScript, Java, Node.js, and modern web frameworks. Designed RESTful services to support scalable and stateless architectures. Worked with asynchronous programming models and error-handling strategies. Contributed to systems processing high volumes with strict correctness. Helped migrate legacy systems toward modular and cloud-ready designs. Developed frontend apps with React and Angular, focusing on clarity and maintainability. Wrote unit and integration tests to validate behavior and prevent regressions. Collaborated in Agile teams to plan, estimate, and deliver features aligned with business goals. Participated in code reviews emphasizing correctness, performance, and architectural alignment. Helped introduce containerization and automated deployment practices. Documented system behavior and integration points. Supported production environments through debugging and root cause analysis. Worked with data pipelines and background processing servic

Front-end Software Developer at Appnovation

July 1, 2009 - August 1, 2012

Developed frontend applications using JavaScript, HTML5, and CSS3 for international clients. Integrated frontend systems with backend APIs and data services. Maintained and enhanced existing codebases with a focus on stability and clarity. Collaborated with backend engineers to align data contracts and application behavior. Improved performance and reliability of user-facing applications. Supported cross-platform and cross-browser compatibility requirements. Assisted in debugging production issues in complex client environments. Contributed to internal standards for frontend development. Documented frontend architecture and usage patterns. Worked with distributed teams across multiple regions. Implemented responsive and accessible UI patterns. Onboarded new developers and built a foundation in professional software engineering practices. Gained experience in multi-cultural teams.