Must have

• Java

• Spring

• Hibernate

• JPA

• .NET

• C#

• .NET CORE

• MVC

• Node.js

• Design Patterns

• TypeScript

• Angular

• HTML5

• Sass

• NgRx

• Redux

• RxJS

• NoSQL

• Docker

• Kubernetes

• Git

• Cloud computing

• IaaS

• PaaS

• SaaS

• AWS

• Communication skills

• English

Nice to have

• React

• REST API

• SQL

Requirements description

-Minimum 5 years of experience in software development for enterprise projects

-Expertise in backend development with Java (Spring, Hibernate/JPA), .NET (C#, .NET Core, ASP.NET MVC, Entity Framework), or Node.js

-Strong understanding of microservice principles and design patterns

-Fluent in TypeScript programming (Angular 5+) with knowledge of HTML5, Sass, Ngrx/redux, Rxjs, web pack; React experience is a plus

-Excellent grasp of REST API design and implementation

-Solid experience with SQL, NoSQL, and graph databases

-Working knowledge of Docker, Kubernetes, Git (including branching, PRs, cherrypicking)

-Good understanding of cloud computing models (IaaS, PaaS, SaaS) and hands-on experience with AWS

-Leadership experience in supervising, supporting, and mentoring developers

-Experience with Scrum methodologies and coordinating work directly with customers

-Excellent communication skills, teamwork orientation, and ability to work under tight deadlines

-Nice to have: familiarity with healthcare systems, HL7, IHE, DICOM, DPViewer, digital pathology

Offer description

ASTEK Polska

We are a part of ASTEK Group, which has been gathering experience in the global consulting and engineering services market since 1988. ASTEK Group is a global player in engineering and technology consulting, present on 5 continents.

What do we learn from other Group entities in our daily work? First and foremost: inspiration, objectives, good practices, innovative activities and values. In 2020, 2021, 2022, 2023, 2024 and 2025 we received the Great Place to Work certificate, and found ourselves among the 15 Best Workplaces in Poland in the category: large companies.

How about joining ASTEK Polska’s community of Lead Senior Fullstack?

Who we are looking for

We are seeking an experienced Fullstack Developer ready to lead, mentor, and deliver high-quality enterprise solutions in a collaborative team environment. This role is perfect for someone passionate about both backend and frontend technologies, eager to drive projects forward with strong technical and leadership skills.

Your responsibilities

1. -Design, develop, and maintain complex enterprise-grade applications
2. -Implement microservice architectures using modern backend technologies
3. -Build and maintain responsive, scalable frontends with Angular (5+) and optionally React
4. -Develop and consume RESTful APIs with strong adherence to best practices
5. -Collaborate with cross-functional teams and customers to translate requirements into robust solutions
6. -Support and mentor team members, providing technical guidance and code reviews

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