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I'm a Senior Full Stack Developer with 8+ years of experience delivering high-performance applications using Java (Spring Boot, Hibernate) and React/Angular. I thrive on turning complex requirements into scalable, cloud-native solutions for SaaS, healthcare, hospitality, and e-commerce domains.\n\nI enjoy mentoring teams, implementing DevOps automation (CI/CD, Kubernetes, Terraform), and integrating AI/ML features. I also explore blockchain-based modules for secure transactions and apply architectural patterns like hexagonal, CQRS, and event sourcing to keep systems maintainable and adaptable.…I'm a Senior Full Stack Developer with 8+ years of experience delivering high-performance applications using Java (Spring Boot, Hibernate) and React/Angular. I thrive on turning complex requirements into scalable, cloud-native solutions for SaaS, healthcare, hospitality, and e-commerce domains.\n\nI enjoy mentoring teams, implementing DevOps automation (CI/CD, Kubernetes, Terraform), and integrating AI/ML features. I also explore blockchain-based modules for secure transactions and apply architectural patterns like hexagonal, CQRS, and event sourcing to keep systems maintainable and adaptable.

Matas Kazlauskas

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I'm a Senior Full Stack Developer with 8+ years of experience delivering high-performance applications using Java (Spring Boot, Hibernate) and React/Angular. I thrive on turning complex requirements into scalable, cloud-native solutions for SaaS, healthcare, hospitality, and e-commerce domains.\n\nI enjoy mentoring teams, implementing DevOps automation (CI/CD, Kubernetes, Terraform), and integrating AI/ML features. I also explore blockchain-based modules for secure transactions and apply architectural patterns like hexagonal, CQRS, and event sourcing to keep systems maintainable and adaptable.…I'm a Senior Full Stack Developer with 8+ years of experience delivering high-performance applications using Java (Spring Boot, Hibernate) and React/Angular. I thrive on turning complex requirements into scalable, cloud-native solutions for SaaS, healthcare, hospitality, and e-commerce domains.\n\nI enjoy mentoring teams, implementing DevOps automation (CI/CD, Kubernetes, Terraform), and integrating AI/ML features. I also explore blockchain-based modules for secure transactions and apply architectural patterns like hexagonal, CQRS, and event sourcing to keep systems maintainable and adaptable.

Available to hire

I’m a Senior Full Stack Developer with 8+ years of experience delivering high-performance applications using Java (Spring Boot, Hibernate) and React/Angular. I thrive on turning complex requirements into scalable, cloud-native solutions for SaaS, healthcare, hospitality, and e-commerce domains.\n\nI enjoy mentoring teams, implementing DevOps automation (CI/CD, Kubernetes, Terraform), and integrating AI/ML features. I also explore blockchain-based modules for secure transactions and apply architectural patterns like hexagonal, CQRS, and event sourcing to keep systems maintainable and adaptable.

Skills

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Expert

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Intermediate

Work Experience

Senior Full Stack Engineer at Farmy

September 1, 2024 - Present

Architected and implemented Java Spring Boot microservices for order management and inventory synchronization, reducing stock-out incidents by 20% via event-driven Kafka pipelines. Built React frontends for 50k+ monthly users, introduced an AI-driven pricing engine, migrated modules to AWS EKS with Terraform, designed GraphQL APIs for mobile apps, applied hexagonal architecture, enhanced Redis caching and PostgreSQL performance, and prototyped blockchain traceability. Mentored junior engineers to improve delivery velocity.

Full Stack Engineer at Mews

September 1, 2023 - October 15, 2025

Developed Java Spring Boot reservation and billing services processing 1M+ monthly transactions; built real-time React dashboards for hospitality managers; integrated AI-driven demand forecasting to reduce overbooking; migrated modules to Kubernetes-based microservices with CI/CD automation; designed REST/GraphQL APIs for third-party booking providers; implemented blockchain-based smart contracts for secure deposits; applied CQRS and event sourcing; set up automated testing and monitoring; refactored legacy AngularJS to React with TypeScript.

Full Stack Developer at Sanitas

October 1, 2020 - October 15, 2025

Built Java Spring Boot APIs for patient records and prescriptions; designed Angular dashboards; integrated AI-based NLP symptom checker; deployed to AKS; developed a blockchain prototype for prescription authenticity; implemented CI/CD pipelines; optimized Hibernate queries and Redis caching; collaborated with mobile team; conducted unit/integration testing; applied DDD for healthcare modules.

Web Developer at TeleSoftas

February 1, 2018 - October 15, 2025

Developed Java backend modules and AngularJS/React frontends for finance and logistics; implemented microservices for invoice management; built React dashboards with Redux; deployed to AWS; introduced AI-powered OCR for invoices; implemented CI/CD; improved SQL performance and Redis caching; collaborated with mobile teams; wrote automated tests; participated in architectural reviews.