Technical Manager – Fullstack Javascript

Please note it's now remote role but later turns into hybrid - so only candidates from Warsaw and surroundings are required.

About:

We are seeking a Senior Technical Manager with deep expertise in modern fullstack JavaScript technologies including React, Node.js, NestJS, Next.js, and GraphQL. This role is ideal for a strategic technologist who thrives on leading high-performing engineering teams, driving architectural decisions, and delivering scalable, performant web applications.

Key Responsibilities:

● Technical Leadership: Guide architecture and design for applications built with React (frontend) and Node.js/NestJS (backend), using GraphQL and REST APIs.

● Team Management: Mentor, grow, and manage a team of engineers working across the stack; establish best practices in development and collaboration.

● Project Execution: Own delivery of complex fullstack features, ensuring quality, security, and performance within tight deadlines. Collaboration: Partner with product managers, UX designers, and other stakeholders to define technical scope and delivery plans.

● Code & Architecture Reviews: Ensure clean, maintainable code and scalable architecture; enforce coding standards and design patterns.

● Scalability & Performance: Design for scalability and optimize applications for high performance and user experience. Innovation: Introduce modern tools, frameworks, and methodologies to improve team efficiency and product quality.

● Risk Management: Proactively identify technical risks and bottlenecks; develop mitigation strategies.

Required Skills & Experience:

Technical Expertise:

● 10+ years in software development with significant experience in fullstack JavaScript.

● Advanced proficiency in:

- React.js with Hooks and Context API

- Node.js, NestJS, and Express

- Next.js for SSR and dynamic routing

- GraphQL APIs and tools like Apollo Server/Client

● Strong knowledge of HTML5, CSS3, JavaScript/TypeScript.

● Experience designing and integrating REST and GraphQL APIs.

● Experience with asynchronous design patterns and optimization.

● Working knowledge of cloud platforms like AWS or GCP.

● Familiarity with CI/CD pipelines and Docker.

● Experience with Git, version control, and DevOps practices.

● Solid understanding of software engineering principles, design patterns, and microservices.

Managerial & Leadership Skills:

● Proven success leading agile software teams in fast-paced environments.

● Ability to coach and grow developers across varying skill levels.

● Strong project management skills – scope definition, estimation, and execution.

● Excellent stakeholder communication and status reporting.

● Hands-on experience working in Agile/Scrum environments with iterative delivery.

Qualifications:

● Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.

● 8+ years of software development experience, with a strong focus on fullstack JavaScript in the last 5+ years.

● 3+ years in a technical leadership or managerial role.

● Certifications in cloud, JavaScript, or architecture.