Senior Full-stack Java Developer

TL;DR

Senior Full-stack Java Developer (Java/Spring/React): Developing and maintaining backend and frontend parts of a scalable, secure application with an accent on RESTful APIs, performance optimization, and application security. Focus on building production-ready services with Spring Security, React-based UI, and AWS-based CI/CD and infrastructure.

Location: Full Remote • Warszawa (Poland)

Company

hirify.global is an IT consultancy firm delivering software solutions for startups and enterprises.

What you will do

• Develop and maintain both backend and frontend parts of the application.
• Design and implement scalable, secure, high-performing solutions.
• Build and optimize RESTful APIs and integrate services (monolith with surrounding services and/or microservices).
• Improve database performance and reliability using PostgreSQL and SQL optimization.
• Implement monitoring/logging and reliable unit testing with JUnit and Mockito.
• Work with AWS-based CI/CD and infrastructure automation (CodePipeline/CodeBuild, AWS CDK/Terraform) and containerization (Docker, ECS/EKS).

Requirements

• Proven full-stack experience with a strong portfolio.
• Strong Java 17+ skills (Spring, Hibernate) and practical use of design patterns.
• Hands-on Spring Framework and Spring Security experience, including dependency injection, security, and web services.
• Strong frontend skills with React and frontend technologies (HTML, CSS, TypeScript).
• Strong SQL and PostgreSQL skills, including performance optimization (indexing, analysis, normalization/denormalization).
• English: very good command (spoken and written) and Polish: native/bilingual.

Culture & Benefits

• B2B contract.
• 100% remote work.
• Project in the EdTech space.

Hiring process

• Interviews to assess technical depth across backend, frontend, and cloud/DevOps practices.
• Discussion of collaboration approach for remote work.