Full-Stack Engineer (Java + Angular) – Lead Platform Features

SD Solutions; Warszawa; On-site; PLN 240,000 - 320,000; Full time

Job summary

SD Solutions, on behalf of AdTech Client #1, is seeking a talented Full-Stack Developer with a focus on Back-End (Angular, Java). You will own core features from design through delivery and collaborate with cross-functional teams to build scalable web applications.

The role emphasizes Java/Spring Boot backend development, RESTful APIs, and both relational and non-relational databases. You will also mentor peers, contribute to architecture decisions, and ensure high-quality, responsive interfaces

Qualifications

• 6+ years in software development with a strong backend focus.
• Experience designing web architectures and scalable systems.
• At least 3 years backend development in Java with Spring Boot.
• Experience delivering web applications and RESTful APIs.
• Working with both relational and non-relational databases.
• Familiarity with Linux environments.
• Strong communication in English and collaboration skills.

Responsibilities

• Plan and own core features end-to-end across the development cycle.
• Collaborate with cross-functional teams on design and architecture decisions.
• Build intuitive, responsive user interfaces from scratch.
• Contribute to a new audience-targeting system leveraging Live TV, streaming, and Ads.
• Refactor system components with modern technologies for performance.
• Mentor and lead other developers on complex projects.

Skills

6+ years experience

English communication

Team leadership

Education

BSc in Computer Science or equivalent

Tools

Spring Boot

Angular

RESTful APIs

Relational & NoSQL databases

Job description

SD Solutions, on behalf of AdTech Client #1, is seeking a talented Full-Stack Developer with a focus on Back-End (Angular, Java). You will own core features from design through delivery and collaborate with cross-functional teams to build scalable web applications.

The role emphasizes Java/Spring Boot backend development, RESTful APIs, and both relational and non-relational databases. You will also mentor peers, contribute to architecture decisions, and ensure high-quality, responsive interfaces