* Start date: August 2025
* This position is open to short-term cooperation (minimum 3 months), with a high probability of long-term extension.
ABOUT US
OAK’S LAB is a technology partner that helps startups, scaleups, and enterprises build software solutions by deploying empowered product teams. Our innovative solutions have created market leaders across multiple sectors.
Based in the Czech Republic
Founded in 2016
Built and launched more than 50 products
The combined valuation of our clients is $1.7B
THE ROLE
Our product development team is looking for a Senior Python Engineer who combines creative thinking, exceptional problem-solving skills, and technical expertise to build outstanding, scalable backend solutions for our diverse range of clients.
You will 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 projects. Your role will involve everything from participating in high-level technical discussions to engineering and deploying complex backend features, giving you full ownership across the entire product development lifecycle.
This role will focus on backend API development, deploying systems in a CI/CD framework, and working on AI agent development within a Kubernetes environment.
RESPONSIBILITIES
Design, develop, and version high-quality backend services and APIs using Python
Collaborate with product teams to understand feature requirements and translate them into robust technical solutions.
Be accountable for an area of the application, its delivery, production-level quality, and its effective presentation to stakeholders.
Work with modern CI/CD frameworks and deploy backend systems to Kubernetes clusters.
Ensure the application meets all requirements of security and scalability.
Write clean and scalable code.
Contribute to the development and testing of AI agents using LangChain.
Collaborate on the design and maintenance of distributed systems and data hubs
SKILLS & REQUIREMENTS
6+ years in engineering
Strong Python background, with a focus on microservices architecture and deployment on Kubernetes
Hands-on experience with FastAPI
Practical experience with AI frameworks such as LangChain or LangGraph
Experience with relational (PostgreSQL), caching (Redis), and time-series databases
Exposure to data pipeline tools like Airflow (or similar)
Experience with Node.js is a plus
Experience with Google Cloud Platform is a plus
Focus on code quality
Strong analytical and problem-solving skills
Driven, hard work ethic, showing commitment
Ability to work effectively in a team environment
Comfortable communicating in English
OUR PROJECTS
We’ve built over 50 successful products. Here are a few from our portfolio:
Nasdaq Private Market - nasdaqprivatemarket.com
PlexTrac - oakslab.com/case-studies/plextrac
Vette - oakslab.com/case-studies/vette
Plotify - oakslab.com/case-studies/plotify
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