Senior Frontend Engineer( Балхаш Системс )

Компания "Балхаш Системс"

Software Country is a technology company focused on providing software development services to clients worldwide. Our tech knowledge coupled with our deep industry expertise is what allows us to create effective high-quality solutions. We have been helping enterprises scale engineering capacity and deliver efficient software since 1993.

We are seeking a highly-skilled Senior Frontend Engineer, who will take a pivotal role in shaping the user experience of our AI Platform.

As a Senior Frontend Engineer, will lead the design and development of intuitive, high-performance interfaces that power human-in-the-loop workflows, model evaluation, workforce management, and real-time inference validation. Working closely with product, design, and backend engineering teams, you will translate requirements into seamless, reliable, and scalable user-facing systems. This is an opportunity to grow professionally while contributing to a mission of helping companies build, deploy, and trust AI at scale.
Project: Optimizing AI Performance through Human-in-the-Loop Integration

​​​Required experience and skills

• Strong proficiency in JavaScript (ES6+) and TypeScript.
• Expert-level experience with React (Hooks, Context API, component optimisation, React 19)
• Solid understanding of HTML5, CSS3, responsive design, and cross-browser compatibility.
• Knowledge of scalable frontend architecture patterns.
• Familiarity with Tailwind CSS.
• Experience integrating REST APIs.
• Understanding of CI/CD pipelines, Git workflows, and code review best practices.
• Familiarity with modern build tools such as Webpack, Vite, SWC, or esbuild.
• Knowledge of state management tools like Redux Toolkit and Zustand.
• English level: B2 (Upper-Intermediate) or higher

Would be great to have

• Understanding of real-time frontend patterns (websockets, streaming updates).
• Familiarity with annotation tooling, ML operations, or AI-driven UIs.

Responsibilities

• Architect, design, and implement new frontend features across client's Platforms
• Build performant, scalable, and intuitive interfaces for human-in-the-loop review, workflow orchestration, model validation, and annotation tools.
• Collaborate closely with product, design, and backend teams to translate complex AI concepts into seamless user experiences.
• Improve application performance, responsiveness, and accessibility across browsers and devices.
• Write clean, maintainable, testable code following best practices and internal engineering standards.
• Participate in technical planning, sprint ceremonies, and architectural discussions.
• Conduct code reviews and contribute to continuous improvement of engineering processes and standards.

Ad-hoc responsibilities:

• Investigate and resolve production issues related to frontend performance or UI behaviours.
• Prototype new UI ideas or rapid experiments to support product discovery.
• Explore and evaluate emerging libraries, tools, and frontend technologies.
• Mentor and support mid-level or junior engineers when needed.

Our offer as your future employer

• Flexible work schedule.
• Remote work from any location (except Russia and Belarus).
• Opportunities for professional growth.
• Medical insurance.
• Relocation bonus for candidates when moving.

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