Senior Python Developer @

3 days ago

Remote Warszawa, Czech Republic ITDS Full time

You're ideal for this role if you have:

  • 7+ years of professional software engineering experience
  • 4+ years of production experience with Python 3.x
  • Strong knowledge of FastAPI, Pydantic, and asynchronous programming
  • Proven expertise in SQL, data modeling, and BigQuery optimization
  • Hands-on experience with GCP services (Pub/Sub, Cloud Functions, Cloud Storage, IAM)
  • Track record designing and operating high-load distributed systems
  • Experience with ETL processes and orchestration tools like Airflow
  • Familiarity with CI/CD pipelines and automation practices
  • Excellent communication and ownership skills in cross-functional environments
  • Strong focus on security best practices and data protection

Nice-to-have skills:

  • File parsing at scale (CSV/Excel/XML), schema evolution/versioning
  • Data quality frameworks (assertions, expectations), dbt/Dataform familiarity
  • Event-driven or streaming backgrounds; Beam/Dataflow experience
  • Concurrency/performance profiling in Python (asyncio, multiprocessing)
  • IaC (Terraform), SRE practices

Engineer the Backbone of Modern Data Solutions

Warsaw-based opportunity with the possibility to work fully remote

As a Senior Python Developer, you will be working for our client, a global leader in life sciences dedicated to advancing healthcare and agriculture. You will contribute to a large-scale project that focuses on building and maintaining high-performance data-driven platforms, leveraging modern cloud technologies to process and analyze vast amounts of critical information. This position offers the opportunity to influence architecture, improve data pipelines, and drive innovation in environments with high demands on scalability and performance, all while ensuring compliance with industry standards and best practices in software engineering.

Your main responsibilities: Design and implement scalable backend services with Python 3.x

,[Develop secure REST APIs using FastAPI and Pydantic, Optimize SQL queries and design efficient data models in BigQuery, Build and maintain ETL pipelines with orchestrators such as Airflow, Integrate and manage solutions within GCP services like Pub/Sub, Cloud Functions, and Cloud Storage, Ensure cost-effective cloud resource usage through monitoring and tuning, Collaborate with teams to define technical designs, RFCs, and runbooks, Implement robust authentication, authorization, and security practices, Handle high-load system design challenges such as throughput and backpressure, Support CI/CD pipelines and automation with Cloud Build or equivalent tools] Requirements: Python, FastAPI, SQL, BigQuery, GCP, PUB, Cloud, Storage, IAM, ETL, Airflow, CI/CD, CSV, Excel, XML, dbt, IaC, Terraform, SRE Additionally: Sport subscription, Private healthcare.

  • Senior Python Developer @

    3 days ago

    Remote, Czech Republic Affinitext Inc AffiniServices Kft Full time

    * 5+ years of web development* Expert Python skills (experience with a Python based Web Framework and ORM database packages)* Understanding of Relational databases and SQL (prefer PostGres knowledge)* Knowledge of Linux-based operating systems* Our stack: Git, GitLab, Docker, Flask, SQLObject, Apache httpd* Good command of English VISIONAffinitext's vision...

  • Senior Python Fullstack Developer

    4 days ago

    Remote, Gdańsk, Wrocław, Warsaw, Kyiv, Kraków, Czech Republic beBeePython Full time 800,000 - 1,200,000

    AI Systems DeveloperWe are seeking a skilled AI systems developer to join our team. As a senior python fullstack developer, you will be responsible for building and maintaining ai systems that enhance the customer experience and increase restaurant efficiency.About the RoleThis is an excellent opportunity to work with cutting-edge technology and make a...

  • Develop Innovative Python Solutions

    6 days ago

    Warszawa, Mazovia, Czech Republic beBeePython Full time €75,000 - €108,000

    Senior Python Developer PositionWe are seeking a skilled Senior Python Developer to join our development team. As a key member, you will be responsible for designing and implementing scalable data pipelines and APIs within our microservice landscape.Main ResponsibilitiesDesign and implement reliable and efficient data pipelines and APIsParticipate in...

  • Senior Python FullStack Developer @

    2 days ago

    Remote, Gdańsk, Wrocław, Warsaw, Kyiv, Kraków, Czech Republic RemoDevs Full time

    Strong experience as a Senior Full Stack Developer or in a similar role.Skilled in both front-end and back-end tools, especially React and Python.Proven experience reviewing and improving code across different teams.Experience with cloud platforms (AWS preferred) and modern development tools.Knowledge of CI/CD pipelines, Git, and automated testing.Very good...

  • Python Developer with Azure

    2 days ago

    Remote, Czech Republic SquareOne Full time

    Requirements5+ years of commercial experience as a Backend Developer.Proven experience in AI/ML-driven projects.Strong expertise in handling large datasets.Hands-on experience with cloud environments (preferably Azure).Technical Skills:Python (incl. uv, pre-commit, ruff, mypy, pytest)FastAPISQLModel / SQLAlchemy + AlembicPydanticDaskPandas,...

  • Senior Python Fullstack Developer @

    4 days ago

    Remote, Gdańsk, Wrocław, Warsaw, Kyiv, Kraków, Czech Republic RemoDevs Full time

    5+ years of Python2+ years of experience with TypeScript on frontendExperience with ReactAsync IO experienceKnowledge of CI/CD, cloud (AWS/GCP/Azure), Linux, Docker, Kubernetes, APIsStartup experience About UsWe build AI that takes drive-thru orders. Our system helps restaurants serve faster and with fewer mistakes. It can be adjusted for scripts, upsells,...

  • Senior Python Developer @

    6 days ago

    Warszawa, Mazovia, Czech Republic EcoVadis Full time

    Proficient with Python in a web and data-focused environment (at least 3 years of professional experience)Experience with cloud - Azure, AWS or GCPExtensive experience with NoSQL / SQL databases running on production environmentsExtensive know-how in system design and software architecture with a focus on microservicesExtensive Knowledge in API design,...

  • Senior Python Developer @ .ai

    6 days ago

    Remote, Oslo, Czech Republic Plot Full time

    Senior Python DeveloperWe're looking for a Senior Python Developer to solve hard problems and take responsibility for critical parts of our system. This is a hands-on role where you'll be expected to architect, build, and run major features—not just implement tickets from a backlog.We are filtering for candidates who can demonstrate a history of technical...

  • Senior Fullstack Developer

    3 days ago

    Remote, Czech Republic ASTEK Polska Full time

    5+ years of experience in fullstack development with Angular and Python/FastAPIStrong understanding of REST, microservices, and database principlesExperience with Git workflows (e.g., cherry-picking, merge requests)Knowledge of Docker, Kubernetes, AWS, and frameworks like Django is a plusFamiliarity with healthcare systems or standards (e.g., HL7) is an...

  • Senior Backend Engineer – Development Focus

    3 days ago

    Warszawa, Mazovia, Czech Republic beBeeBackend Full time 2,500,000 - 4,000,000

    We are seeking a skilled senior backend engineer to join our team.About the RoleDesign, build, and enhance deployment, automation, and infrastructure systems.Create robust, efficient, and maintainable backend services and tooling.Key ResponsibilitiesDevelop high-performance solutions for environment provisioning, configuration management, and release...