Tech Lead; Node&React - Greece

The position is fully remote and is open to candidates based in Greece.

The position is for a B2B/freelancing cooperation.

We are a leading product development partner specializing in custom web and mobile application development. With Silicon Valley founders and top-tier European tech talent, we operate from Prague and have delivered over 65 software products for early-stage startups, scaleups, and global enterprises.

• Founded in 2016
• Headquartered in Prague
• Built and launched 65+ products
• 85+ team members
• Driving product innovation for leading US companies

At OAK’S LAB, we take an AI-first approach, utilizing AI on almost every project. From streamlining design and testing workflows to enhancing developer productivity, our teams leverage tools such as Figma MCP Server, Playwright MCP Server, and Cursor, and we’re actively experimenting with remote AI agents to push the boundaries of what’s possible in product development.

Here are a few from our portfolio:

• Nasdaq Private Market (Series C, Finance) -
• Blackpoint Cyber (Series B, Cybersecurity) -
• Open Loop (Series A, Healthcare) -

We’re looking for an experienced Tech Lead who combines creative thinking, exceptional problem-solving skills, and technical expertise to own the technical buildout of the product. On each product, a dedicated team is led by a Tech Lead, a Product Manager, and a Design Lead. Teams are small and effective, ranging from 5 to 15 people.

This role requires a combination of strong technical and leadership capabilities. You’ll be responsible for managing an engineering team (usually 3–7 engineers), owning the software architecture and infrastructure, engaging with the business to understand product needs, and overseeing technical direction and delivery.

You’ll get support and guidance from our Head of Engineering and will be part of our Engineering Leads Council, where we consult on large technical challenges and tech-related decisions that shape the startups we build. You’ll also have the opportunity to join our internal AI Guild, a community where engineers share insights, experiment with cutting-edge AI tools.

Leadership

• Collaborate with the Product Manager and Design Lead to align on the project’s goals and ensure the delivery of a seamless, performant front-end experience.
• Lead, mentor, and manage a team of engineers, fostering a collaborative and high-performing team culture.
• Create and maintain an environment where your engineers are motivated, engaged, and constantly improving their skills.

Development

• Own the technical delivery of the project, ensuring deadlines are met and deliverables align with the client’s objectives.
• Select and update technologies that are most appropriate for the client’s needs, ensuring they align with our standards.
• Assist the Product Manager in discovery refinement, ensuring that epics and user stories in the roadmap are refined, estimated, and prioritized in line with business goals.
• Be a hands-on contributor to the project, developing features together with the team.
• Conduct regular code reviews to maintain code quality.
• Oversee the overall software architecture.
• Proactively seek ways to improve the development process and team efficiency.

• 2+ years in a leadership role
• 6+ years in engineering
• 3+ years in building web applications using Node.js and React
• Experience in architecting software (project from scratch is a plus)
• Experience in setting up and maintaining hosting infrastructure
• Strong business acumen (experience in early-stage startups is a plus)
• Desire to learn new technologies and apply AI in your workflow
• Strong analytical and critical thinking skills for complex technical challenges
• Willingness to learn new technologies
• Proficiency in English

• Typescript
• Node.js
• React + Next.js
• React Native
• GraphQL, tRPC
• Material UI
• Playwright
• PostgreSQL
• Google Cloud Platform
• Python
• Hugging Face API, LLM APIs (e.g. OpenAI API), Langchain, Vector Databases for RAG

Note:

You don’t need experience with all the above technologies as we are happy to upskill in certain areas.

• Flexible working hours
• Remote working environment
• 26 days off + 1 additional day for every year working with OAK’S LAB (capped at 30 days)
• Budget to spend on your growth (books, courses, conferences)
• Free English lessons
• Team bonding, happy hours, online games, annual offsite trips

Important Notice: OAK'S LAB communication, including interview requests and job offers, are only sent from official  or  email addresses. Any message from a different email domain is not associated with OAK'S LAB. We will never ask for payment information or banking details via email, phone, or any other channel during the interview process. If you receive messages using our name, domain, or brand assets in an attempt to impersonate us, do not engage and report it to authorities as appropriate.