Senior Frontend Developer (TeamCity)

TL;DR

Senior Frontend Developer (TeamCity): Developing new features and fine-tuning existing ones for the TeamCity CI/CD platform with an accent on improving the performance and responsiveness of real-time UI with large datasets. Focus on frontend architecture decisions and collaborating closely with UI/UX designers to shape the future of TeamCity’s frontend.

Company

hirify.global is passionate about code and builds tools that help developers focus on what really matters.

What you will do

• Develop new features, fine-tune existing ones, and write tests.
• Improve the performance and responsiveness of real-time UI with large datasets.
• Participate in frontend architecture decisions and help evolve the system over time.
• Maintain and enhance legacy code.
• Collaborate closely with UI/UX designers.
• Contribute actively to team discussions and decision-making.

Requirements

• Proficient in TypeScript, HTML5, CSS3, and React.
• Solid understanding of JavaScript internals, as well as browser and DOM APIs.
• Know how to identify and solve performance problems at both component and architectural levels.
• Possess an excellent grasp of testing principles and best practices.
• Have foundational knowledge of algorithms and complexity.
• Can communicate clearly in English, both in writing and verbally.

Nice to have

• Have experience designing extensible frontend systems or working with plugin-based architectures.
• Understand how design delivery works and enjoy partnering with designers.
• Are familiar with React internals.
• Are passionate about the problem space and want to actively shape the product, rather than just deliver features.
• Bring strong interpersonal skills and a deep understanding of how high-performing teams operate, valuing feedback and open collaboration.

Culture & Benefits

• Work on a CI/CD platform trusted by over 30,000 organizations worldwide.
• Modernize the product’s architecture and elevate the user experience.
• Contribute to a large, mature system while continuing to expand its capabilities.