Full Stack Developer

Why apply for an Antal job offer?

When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process.

About Antal

Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research.

Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

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Senior Full Stack Engineer (Node.js & TypeScript)

About the Role

We are looking for a Senior Full Stack Engineer to join a team building and scaling a global cloud-based platform. In this role, you will work on both backend services and modern web applications, helping to design highly scalable systems that process large volumes of real-time data while delivering seamless user experiences.

Responsibilities

System Architecture

• Design and develop scalable microservices using Node.js and TypeScript.
• Ensure high availability, reliability, and low latency across distributed systems.
• Contribute to architectural decisions and long-term platform scalability.

Backend Development & Event-Driven Systems

• Build and optimize event-driven and asynchronous workflows.
• Work with messaging technologies such as Kafka or RabbitMQ.
• Design solutions capable of handling large-scale real-time data processing.

API Design

• Own the design and evolution of APIs.
• Create high-performance, type-safe interfaces connecting multiple services and applications.
• Promote best practices around API versioning and contract-driven development.

Frontend Development

• Develop modern web applications using React and Next.js.
• Focus on performance, maintainability, and excellent user experience.
• Implement efficient state management solutions and responsive interfaces.

Quality & Reliability

• Design and maintain comprehensive testing strategies, including Unit, Integration, and End-to-End testing.
• Work with tools such as Jest, Vitest, and Playwright.
• Contribute to a culture focused on code quality and system reliability.

Requirements

• 5+ years of experience in software engineering.
• Strong expertise in Node.js and TypeScript.
• Experience designing and implementing event-driven architectures.
• Advanced knowledge of asynchronous programming patterns.
• Proven experience designing and maintaining complex APIs.
• Strong frontend development skills with React and Next.js.
• Hands-on experience with automated testing frameworks.
• Experience with SQL and/or NoSQL databases.
• Familiarity with search technologies such as Elasticsearch or OpenSearch.
• Professional-level English communication skills.
• Ability to collaborate across teams and support technical decision-making.

Nice to Have

• Interest or experience in AI-related projects.
• Knowledge of vector databases.
• Experience building services in Python.

What’s Offered

• Opportunity to work on large-scale, modern cloud solutions.
• Influence on architecture and technical direction.
• Collaborative engineering culture with knowledge-sharing initiatives.
• Stable employment in an international environment.
• Flexible working hours and hybrid work model.
• Comprehensive benefits package, including private healthcare, sports card, insurance options, and additional employee perks.