Python Developer with React (f/m/x)

Expected, Python, React.js, Django, GraphQL

About the project, We are looking for a skilled Senior Python Developer to join our team working on SPAM, a web-based platform that utilizes high-performance computing clusters for antibody sequence analysis. In this role, you will collaborate with both local and offshore engineering teams to tackle scientific software engineering challenges and contribute to the development of sustainable and reusable software solutions. This position is fully remote, allowing you to work from anywhere in Poland. If you are passionate about leveraging technology to solve complex biological problems, this opportunity may be the right fit for you.

Your responsibilities, Developing tools for data analysis with a focus on sustainability and reusability, Collaborating with agile teams to iteratively solve scientific software engineering challenges, Building and maintaining front-end applications using React.js and TypeScript, Implementing back-end services using Python, Django, and Celery, Designing and integrating REST and GraphQL APIs for data interaction, Managing source code using GitHub and ensuring adherence to best practices in software engineering, Performing testing using frameworks such as pytest and optionally e2e testing with Playwright, Utilizing RDBMS and NoSQL databases like Postgres and MongoDB for data storage and retrieval

Minimum 5 years of experience in developing tools for data analysis, Strong expertise in Python, with practical experience in Django and Celery, Proven frontend development skills using React.js and TypeScript, Experience with REST and GraphQL APIs, Familiarity with source code management using GitHub, Solid understanding of RDBMS and NoSQL databases, particularly Postgres and MongoDB, A strong focus on testing practices, including experience with pytest, Fluent English

Optional, Knowledge of AWS, Basic understanding of biological domain concepts and data analysis skills, BS or higher in bioinformatics, computer science, or a related field

What we offer, Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas, Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market, We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022, Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more, Comfortable workplace – class A offices or remote work, Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application, PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers, Investment in your growth – meetups, webinars, training platform and technology blog – you choose, Fantastic atmosphere created by all Sii Power People

Recruitment stages, Send your CV, Talk to us about your expectations, Learn more about our projects and choose the best, Start your adventure with Sii!

Sii Sp. z o.o., Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment., , Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.

This is how we work,