Key Facts

Remote From:

Serbia

Fixed term

Mid-level (2-5 years)

English

Hard Skills

Other Skills

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Accountability
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Communication
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Analytical Skills
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Teamwork
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Proactivity
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Willingness To Learn
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Self-Motivation
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Problem Solving

Roles & Responsibilities

3+ years of experience building digital products with Node.js and React
Proficiency in JavaScript/TypeScript
Proficient in English
Strong focus on code quality and willingness to learn new technologies, including AI tools

Requirements:

Design, develop, and deliver high-quality web and mobile applications
Collaborate with product teams to translate feature requirements into technical solutions
Be accountable for an area of the application, its delivery, production-level quality, and stakeholder presentation
Write clean, scalable code while ensuring security and scalability requirements

OAK'S LAB

About OAK'S LAB

OAK’S LAB is a leading product development partner specializing in custom web and mobile application development that drives tangible business results. With Silicon Valley founders and top-tier European tech talent, we operate from Prague and have successfully delivered over 55 software products for early-stage startups, scaleups, and global enterprises. Notable Clients: • AAA - 61M members • Blackpoint Cyber - $201M in funding • Blue Owl Capital - $251B AUM • Capital Markets Gateway - $69M in funding • Nasdaq Private Market - $62M in funding • PlexTrac - $81M in funding • Productboard - $261M in funding • Volkswagen - $5B market cap Our Services: 1. Product Discovery Before writing a single line of code, we help you identify the right product to build. Through market research, user validation, and rapid prototyping, we reduce risk and ensure your product meets real user needs and is commercially viable. 2. Custom Web & Mobile Development We build scalable, high-performance applications using React.js and Node.js, tailored to your business goals. Our focus on clean architecture and modern frameworks ensures your product is fast, secure, and ready to scale. 3. AI & Agentic Systems We design and build AI-powered systems that automate workflows, streamline operations, and connect siloed data. Leveraging LLMs, RAG, and AI orchestration, we create intelligent solutions that deliver efficiency gains.

Founded: 2018

Company size: 51 - 200

Website LinkedIn See all jobs →

Job description

* This position is open to engineers based in Serbia

* The position is for a B2B/freelancing cooperation and it is a long-term contract engagement

ABOUT US

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 successfully 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.

OUR PROJECTS

Here are a few from our portfolio:

Nasdaq Private Market (Series C, Finance)- nasdaqprivatemarket.com
Blackpoint Cyber (Series B, Cybersecurity) - blackpointcyber.com
OpenLoop (Series A, Healthcare) - openloophealth.com

THE ROLE

Our product development team is looking for a Fullstack Engineer who combines creative thinking, exceptional problem-solving skills, and technical expertise to build outstanding web and mobile applications for our clients.

You’ll play a key part in building and scaling impactful digital products from the ground up. You’ll work as part of a dedicated product team alongside a Tech Lead, Product Manager, Designer, and a talented group of engineers, driving the success of innovative companies. Your role will involve actively contributing to the software development process and engaging with the team and business. You’ll be participating in discussions, providing technical input, and ensuring the delivery of high-quality software solutions that meet user needs and project goals.

You’ll also have the opportunity to join our internal AI Guild, a community where engineers share insights, experiment with cutting-edge AI tools, and learn from one another.

RESPONSIBILITIES

Design, develop, and version high-quality web and mobile applications
Collaborate with product teams to understand feature requirements and translate them into technical solutions
Be accountable for an area of the application, its delivery, production-level quality, and its effective presentation to stakeholders
Understand the product and user needs to prioritize business value and functionality
Ensure the application meets all requirements of security and scalability
Write clean and scalable code

SKILLS & REQUIREMENTS

3+ years of experience in building digital products using Node.js & React
Experienced with Javascript/Typescript
Proficient in English
Focus on code quality
Desire to learn new technologies and apply AI in your workflow
Strong analytical and problem-solving skills
Proactiveness and the capability to make a difference
Driven, hard work ethic, showing commitment
Ability to work effectively in a team environment, following Agile methodologies
Experience with Python is beneficial but not essential

OUR TECH STACK

Typescript
Node.js
React + Next.js
React Native
GraphQL, tRPC
Material UI
Playwright
PostgreSQL
Google Cloud Platform
Python
AI Tools: Figma MCP Server, Playwright MCP Server, Cursor, Remote Agents

Important Notice: OAK'S LAB communication, including interview requests and job offers, are only sent from an "@oakslab.com" or "@oaks-lab.com" email addresses (e.g., john@oakslab.com or john@oaks-lab.com). 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 communication channel during the interview process. If you receive messages using our name, domain, or brand assets in an attempt to impersonate us or act on our behalf, do not engage. Instead, report it to Econsumer.gov at Government Shutdown Notice / Aviso de cierre del gobierno (if you are in the EU), Federal Trade Commission (FTC) at Government Shutdown Notice / Aviso de cierre del gobierno , or the Securities and Exchange Commission (SEC) in case of investment fraud at SEC.gov | Report Suspected Securities Fraud or Wrongdoing (if you are in the US).