Breakthrough Technolocies sp. Z o.o.

Stanowisko:

Mid / Senior Backend Developer (Java/Python/SQL)

Lokalizacja:

Warszawa, Mokotów

mazowieckie

Opis stanowiska podany przez pracodawcę:

About the Role

We’re looking for a skilled Backend Developer with strong experience in Java, Python, and SQL to join our growing team. You’ll be responsible for designing and implementing backend services and data pipelines that power a modern analytics platform. Your work will directly impact how financial institutions access and interpret complex risk data.

About the Project

A startup building a valuation and analytics platform for the insurance-linked securities (ILS) market. The platform ingests unstructured ILS deal documentation and applies transparent, standardized methodologies to price every security, every day using only publicly available data. Product’s goal is to support the continued growth and professionalization of the ILS market by providing consistent, audit-ready valuations and real-time reference indices. These tools help the entire ILS ecosystem—sponsors, banks, managers, allocators, repo desks, auditors, regulators, administrators, and public stakeholders—understand how risk is being priced in the capital markets and how portfolios are performing relative to evolving market conditions.By aligning capital markets with clear, data-driven valuation, product contributes to a more efficient and transparent global risk transfer system.

Key Responsibilities:

Develop and maintain backend services using Java and Python
Design and optimize SQL-based data models and queries
Build and expose APIs for data access and integration
Work with large volumes of structured and unstructured data
Write unit and integration tests; participate in code reviews
Collaborate with DevOps and frontend teams to ensure end-to-end reliability
Contribute to architectural decisions and technical planning

Wymagania stawiane pracownikowi:

Requirements:

5+ years of backend development experience with Java and Python
You write high-quality code and take pride in doing things properly — you're not afraid to go deep and push for engineering excellence
Solid knowledge of SQL and relational databases
Experience with API design and microservices architecture
Familiarity with cloud platforms and containerization
Fluent English and a proactive, problem-solving mindset

Nice to Have:

Experience with serverless frameworks (e.g., AWS Lambda)
Knowledge of data processing pipelines or tools like Kafka, Airflow
Exposure to financial or insurance domains is a plus

Firma oferuje:

What We Offer:

Hybrid work model (2 office days/week in a modern workspace in Mokotów are recommended)
Social benefits (private healthcare, Multisport)
Flexible working hours and a supportive, collaborative culture

Why Join?

Join the company at an early stage and grow with it — shaping both the product and your own career path
Work with passionate experts on a product with real-world impact
Enjoy a flexible, modern work culture in one of Warsaw’s best districts
Influence the technology and architecture from an early stage

Kontakt do pracodawcy:

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