Antal

NewBe an early applicant RemoteEuropeSenior

10 hours ago

Senior Software Engineer (.NET / Java & AI Development)

AI AWS Azure Claude Code Cloud +7 skills

Senior engineer building reliable enterprise applications with .NET/C# (preferred) or Java, combining hands-on development with AI-assisted coding (ideally Claude Code) and Specification-Driven Development. Remote within Poland on a B2B contract at 160-180 PLN/h.

160 – 180 PLN / hr

NewBe an early applicant RemoteEuropeSenior

yesterday

Senior Android Developer (KMP)

Agentic AI Agile Android API Clean Architecture +10 skills

Fully remote senior Android role (B2B, 150–170 PLN net/h) building mobile apps for one of Poland's largest technology platforms using Kotlin Multiplatform, Kotlin/Java, Compose, Jetpack, MVVM and Clean Architecture, with real influence over architecture and product direction.

150 – 170 PLN / hr

NewBe an early applicant RemoteEuropeSenior

yesterday

Senior Android Developer (KMP)

Agentic AI Agile Android API Clean Architecture +10 skills

Senior Android developer (100% remote, B2B) building modern Android apps with Kotlin Multiplatform for one of Poland's largest technology platforms, shaping architecture and product direction. Core stack: Kotlin, Java, Compose, Coroutines, Jetpack/MVVM/Clean Architecture, Firebase and API integrations.

150 – 170 PLN / hr

NewBe an early applicant EuropeMiddle

2 days ago

Mid Java Developer

Agentic AI AI Angular Azure BPMN +11 skills

Mid-level Java developer joining a long-term digital transformation project in the financial/insurance sector, building a large-scale fraud detection system. Day-to-day backend work with Java, Spring Boot/Cloud, Hibernate, Kafka, and SQL, plus exposure to Angular, Docker, BPMN (Flowable), Azure, and Neo4j; hybrid work in Warsaw (1 day/week in office).

120 – 160 PLN / hr

NewBe an early applicant EuropeMiddle

2 days ago

Mid Java Integration Developer

API Azure Bitbucket CI/CD Docker +20 skills

Mid-level Java developer designing, building and maintaining integration services and APIs for a digital transformation program at one of Poland's largest financial organizations. Daily work spans Java 21, Spring Boot, REST/SOAP integrations, Kafka/RabbitMQ, Kubernetes and CI/CD in a hybrid Warsaw setup.

120 – 150 PLN / hr

NewBe an early applicant EuropeSenior

3 days ago

Senior Data Scientist

AI Analytics Angular Azure Data Science +9 skills

Senior Data Scientist joining a long-term project building a modern fraud/abuse detection system using ML, AI and advanced analytics. Owns the full model lifecycle — data analysis, feature engineering, experimentation, validation, production deployment and evaluation — hybrid in Warsaw (1 day/week in office) on a B2B contract.

120 – 150 PLN / hr

last week

Software Engineer (Java, Spark, Cucumber)

New Europe

Agile AI Analytics API API Testing +20 skills

Software engineer / automation tester building and testing large-scale ETL and data pipelines (processing, transforming, storing big data) on a global analytics project in Kraków, with work supporting AI/ML productionisation. Core stack: Java, Apache Spark and Cucumber, with CI, TDD and hybrid B2B work (2 days/week in office).

150 – 200 PLN / hr

last week

Senior Software Engineer (.NET / Java & AI Development)

EuropeSenior

AI AWS Azure CI/CD Claude Code +10 skills

Senior Software Engineer in Warsaw building and maintaining enterprise applications with .NET/C# (preferred) or Java, working day to day with AI-assisted coding tools like Claude Code, GitHub Copilot and Cursor, applying Specification-Driven Development, and using Git, CI/CD and strong testing practices. Role is sourced via recruiter Antal.

HybridEuropeContractSenior

last week

Senior Java Developer (Kafka)

API Big Data Cloud Cloud Native Event Driven Architecture +11 skills

Senior backend Java developer designing event-driven services and integrations for a large Big Data platform in the logistics industry, modernizing legacy apps across international markets. Core stack: Java 17+, Spring Boot, Kafka/Kafka Streams, Kubernetes, and relational DBs; hybrid Warsaw role (1 office day/week) at 150-200 PLN/h B2B.

150 – 200 PLN / hr