Senior Pyton Backend Developer (Contract, Remote)

INFUSE

Województwo mazowieckie

Hybrid

PLN 253,347 - 361,925

Full time

14 days+

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Benefits offered by this job

Opportunity to work on innovative projects

Professional development

Compensation in USD

Friendly, fast-growing team

Reduced Fridays during summer

Job summary

INFUSE is looking for a Senior Python Backend Developer in Poland, who will be pivotal in driving the full product lifecycle, integrating APIs, and collaborating with teams to meet business needs. The ideal candidate should have backend expertise in Python and technologies like Docker and AWS. This unique role offers the opportunity to work on innovative projects with a professional, fast-growing team, and the position includes a flexible work schedule with reduced hours in summer.

Qualifications

Strong R&D mindset with proven experience in scalable microservice systems.
Experience with integration of internal and third-party APIs.
End-to-end experience from database development to AWS deployment.

Responsibilities

Drive full product lifecycle from prototype to production release.
Develop scalable databases and backend APIs.
Collaborate with teams to translate business needs into technical solutions.

Skills

Python (FastAPI/Django)

PostgreSQL

Redis

Docker

AWS

CI/CD pipelines

TypeScript

React

Kafka/RabbitMQ

English (fluent)

Job description

At INFUSE, innovation drives us. We unite forward‑thinkers who anticipate how technology shapes business and deliver high‑impact projects with real potential. We are looking for a Senior Pyton Backend Developer with a strong R&D mindset and proven experience building scalable, maintainable microservice systems with extensive integration work. You will be involved in multiple internal projects combining function‑oriented module development within complex architecture with R&D product development. We’re focusing on architecture and backend expertise, where frontend development skills would be a plus.

Key Responsibilities

Drive the full product lifecycle from prototype through scalable production release.
Develop databases and backend APIs that are scalable and maintainable.
Integrate and manage internal and third‑party APIs for seamless data flow.
Co‑integrate developed automation solutions, analyze and support scalability options.
Collaborate with product and project managers, BA, product design and other teams to translate business needs into technical solutions, reaching measurable business impact.
Coordinate development efforts of internal and external senior developer teammates.

Qualifications

Backend expertise: Python (FastAPI/Django), PostgreSQL, Redis, Asyncio.
Infrastructure expertise: Docker, AWS, CI/CD pipelines.
TypeScript, Next.js, React experience would be a large plus.
Architectural experience from database to interface, focused on scalability, maintainability, and clean integration points.
Design and integration of microservice APIs and messaging systems (Kafka/RabbitMQ).
Engineering culture: Code Review, unit tests, CI/CD.
End to end experience with delivery cycles support from database to AWS deployment.
Skills in AI tools (Cursor, Copilot, Claude).
Language: fluent English (upper‑intermediate or higher).

Personal Attributes