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I am passionate about building and maintaining reliable, high-performance back-end systems using Java technologies such as Spring Boot and microservices architecture. I have experience developing enterprise applications, API integrations, and working with databases like PostgreSQL and MongoDB. I bring a structured, analytical approach to troubleshooting and quality assurance, with a strong grasp of modern development tools and containerization. I enjoy collaborating in agile, multicultural teams and I am adaptable to new challenges. With hands-on knowledge of Docker, CI/CD pipelines, Kafka event-driven architecture, and frontend frameworks like Angular, I am committed to delivering scalable and cloud-ready software solutions. I am currently available immediately for full-time roles in Warsaw or willing to relocate.…I am passionate about building and maintaining reliable, high-performance back-end systems using Java technologies such as Spring Boot and microservices architecture. I have experience developing enterprise applications, API integrations, and working with databases like PostgreSQL and MongoDB. I bring a structured, analytical approach to troubleshooting and quality assurance, with a strong grasp of modern development tools and containerization. I enjoy collaborating in agile, multicultural teams and I am adaptable to new challenges. With hands-on knowledge of Docker, CI/CD pipelines, Kafka event-driven architecture, and frontend frameworks like Angular, I am committed to delivering scalable and cloud-ready software solutions. I am currently available immediately for full-time roles in Warsaw or willing to relocate.

Liberty Mukubvu

Developer, Programmer, Back-End Developer, +1

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I am passionate about building and maintaining reliable, high-performance back-end systems using Java technologies such as Spring Boot and microservices architecture. I have experience developing enterprise applications, API integrations, and working with databases like PostgreSQL and MongoDB. I bring a structured, analytical approach to troubleshooting and quality assurance, with a strong grasp of modern development tools and containerization. I enjoy collaborating in agile, multicultural teams and I am adaptable to new challenges. With hands-on knowledge of Docker, CI/CD pipelines, Kafka event-driven architecture, and frontend frameworks like Angular, I am committed to delivering scalable and cloud-ready software solutions. I am currently available immediately for full-time roles in Warsaw or willing to relocate.…I am passionate about building and maintaining reliable, high-performance back-end systems using Java technologies such as Spring Boot and microservices architecture. I have experience developing enterprise applications, API integrations, and working with databases like PostgreSQL and MongoDB. I bring a structured, analytical approach to troubleshooting and quality assurance, with a strong grasp of modern development tools and containerization. I enjoy collaborating in agile, multicultural teams and I am adaptable to new challenges. With hands-on knowledge of Docker, CI/CD pipelines, Kafka event-driven architecture, and frontend frameworks like Angular, I am committed to delivering scalable and cloud-ready software solutions. I am currently available immediately for full-time roles in Warsaw or willing to relocate.

Available to hire

I am passionate about building and maintaining reliable, high-performance back-end systems using Java technologies such as Spring Boot and microservices architecture. I have experience developing enterprise applications, API integrations, and working with databases like PostgreSQL and MongoDB. I bring a structured, analytical approach to troubleshooting and quality assurance, with a strong grasp of modern development tools and containerization.

I enjoy collaborating in agile, multicultural teams and I am adaptable to new challenges. With hands-on knowledge of Docker, CI/CD pipelines, Kafka event-driven architecture, and frontend frameworks like Angular, I am committed to delivering scalable and cloud-ready software solutions. I am currently available immediately for full-time roles in Warsaw or willing to relocate.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Polish

Beginner

Work Experience

Java Automation Testing Intern at Solvd

March 1, 2025 - August 21, 2025

Built and maintained Java-based automated test suites using Selenium and TestNG, integrated these tests into GitLab and Jenkins CI/CD pipelines to ensure release readiness, improved test suite performance by diagnosing flaky tests and reducing runtime, and collaborated closely with QA and development teams to uphold quality standards.

Programming Intern at Netrix

October 1, 2023 - August 21, 2025

Developed Java backend tools for diagnostics and monitoring of cloud-integrated systems, worked collaboratively with development teams to enhance custom Spring Boot microservices deployed in containerized environments, and actively participated in CI/CD workflows alongside version control management using GitLab.