Senior Backend Developer

4 tygodni temu

Warszawa, mazowieckie, Polska Espeo Software Sp. z o.o. Pełny etat 21 zł - 840 zł

Senior Backend Developer

SKILLS: .NET | GO | Rust | NoSQL | PostgreSQL

B2B: PLN 130 - 170 / Hour

LOCATION: REMOTE (POLAND)


Key Duties and Requirements: A Roadmap to Your Professional Success


Scope of responsibilities:

  • Own and evolve backend components of the platform.

  • Drive architectural decisions and tech stack discussions.

  • Deliver production-grade increments each sprint.

  • Consult regularly with stakeholders to align technical strategy with business needs.

  • Support the long-term evolution of the platform, including future blockchain integration.

  • Learn about HyperLedger and gain HyperLedger Fabric Certified Practitioner certification.


Here’s a set of skills we require:

  • Strong experience in backend development, ideally using .NET .

  • Familiarity with PL/pgSQL or other PostgreSQL procedural programming.

  • Hands-on experience with Docker and container-based workflows.

  • Proficient in Domain-Driven Design (DDD) principles.

  • Comfortable working in agile/sprint-based development with clearly defined deliverables.

  • Familiarity with CI/CD pipelines, ideally written in Starlark or similar.

  • Ability to develop services written in Golang, TypeScript, Rust and C#.

  • Frontend and end-to-end testing awareness for full cycle collaboration

  • Experience with microservice architectures.

  • Ability to propose architecture and tech stack solutions based on business constraints.

  • Comfort working closely with a Product Owner and Delivery Manager.


Nice to have:

  • Experience working with or integrating blockchain technologies.

  • Exposure to infrastructure tools like Jsonnet or Starlark.

  • Frontend and end-to-end testing awareness for full cycle collaboration.


Navigating the Hiring Process: What does the recruitment process for that position look like?

  1. Technical interview - during this stage, we conduct video call with one of our experts. We evaluate your technical knowledge and experience required for the open position by discussing, solving and live coding real problems in the field. Duration is approximately 60 minutes.

  2. Meeting with DM – this is a short online conversation to better understand how you work within a team and your approach to project delivery, communication, and collaboration. Duration about 30 minutes.

  • Senior Backend Developer

    7 dni temu

    Warszawa, mazowieckie, Polska SIX Pełny etat 14 zł

    (Senior) Backend DeveloperWarsaw | Working from home up to 40% possible | Reference 7280 The SIX Central IT Software Engineering team specializes in designing, developing, and continuously optimizing custom applications and integrated solutions using public cloud technologies. We leverage agile methodologies and cross-functional collaboration to deliver...

  • Senior Backend Developer

    4 tygodni temu

    Warszawa, mazowieckie, Polska SIX Pełny etat

    SIX drives the transformation of financial markets. What sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their ideas. Come and shape the future of finance with us. (Senior) Backend DeveloperWarsaw | Working...

  • Senior Backend Developer

    4 tygodni temu

    Warszawa, mazowieckie, Polska RemoDevs Pełny etat 6 zł

    About UsWe build B2B legal technology that helps law firms and fund managers work faster and with better quality. Our main product makes legal workflows easier when raising private investment funds, so lawyers can speed up drafting, negotiation, and compliance.We use a single-tenant SaaS system hosted on AWS in different regions. Our modern tech stack...

  • Senior Backend Developer

    4 tygodni temu

    Warszawa, mazowieckie, Polska Espeo Software Sp. z o.o. Pełny etat 21 zł - 840 zł

    We are a technology company that started its journey in 2008. Our main headquarters is located in the picturesque city of Poznań, nestled by the beautiful Malta lake. For more than 16 years, we have been assisting companies in developing and implementing innovative fintech solutions. Leveraging our expertise in areas such as blockchain, online payments, and...

  • Senior Backend Developer Java

    4 tygodni temu

    Warszawa, mazowieckie, Polska ITDS Pełny etat 23 zł - 100 zł

    Senior Backend Developer (Java)Warsaw-based opportunity with a hybrid work model (2-3 days/week in the office).As a Senior Backend Developer (Java) you will be working for our client, a global leader providing cutting-edge infrastructure for financial markets, supporting securities trading, post-trade services, and financial data operations worldwide. You...

  • Senior Java Developer

    2 tygodni temu

    Warszawa, mazowieckie, mazowieckie, Polska Bank Pekao Pełny etat

    Senior Java Developer (Backend)Miejsce pracy: WarszawaTechnologie, których używamyWymaganeSpring FrameworkHibernateJavaO projekcieDołącz do nas!Tworzenie stabilnych i nowoczesnych usług bankowych to nasza codzienność — a Twoje umiejętności mogą znacząco wpłynąć na ich rozwój.Na tym stanowisku będziesz budować backend, który odpowiada za...

  • Senior Backend Developer

    3 dni temu

    Warszawa, mazowieckie, mazowieckie, Polska Samsung R&D Institute Poland Pełny etat

    Senior Backend DeveloperMiejsce pracy: WarszawaTechnologies we useExpectedGoPythonJavaMySQLPostgreSQLMongoDBOptionalAWSDockerKubernetesGrafanaAbout the projectWe seek a highly skilled and motivated Senior Backend/Serving Developer to join our growing Samsung Ads team. As a Backend Developer, you will contribute to development and buildout of components of...

  • Senior Backend Developer

    4 tygodni temu

    Warszawa, mazowieckie, mazowieckie, Polska PSE INNOWACJE SP Z O O Pełny etat

    Senior Backend Developer (Java)Miejsce pracy: WarszawaTechnologie, których używamyWymaganeJavaSpringSpring BootREST APISQLOracleDevOpsDockerMile widzianeKafkaTwój zakres obowiązkówProgramowanie, wdrażanie i utrzymywania oprogramowania w Java.Implementacja API, komponentów aplikacji i interfejsu użytkownika dla nowo tworzonego systemu.Zapewnienie...

  • Senior Java Backend Developer

    2 tygodni temu

    Warszawa, mazowieckie, Polska Link Group Pełny etat 22 zł - 680 zł

    We are seeking a highly skilled Senior Java Back-end Developer to join our Consulting team and contribute to a wide range of implementation projects across global clients. This role offers the opportunity to work with a modern technology stack, influence solution architecture, and introduce innovative approaches that move our projects to the next level.As...

  • Senior Backend Java Developer

    7 dni temu

    Warszawa, mazowieckie, Polska BRIGHTSTAR LOTTERY POLAND Pełny etat

    Brightstar Lottery is a global leader in the lottery industry providing both B2C and B2B solutions and services. We aim to advance lotteries by delivering insights-driven, future-ready innovative solutions that bolster our customers, inspire their players, and contribute to a sustainable future. Brightstar is looking for passionate technologists to help...