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_Website not available. Sign in: https://www.twine.net/signup_ I’m a QA Engineer and Full Stack Developer with a proven record of building, testing, and deploying scalable web and mobile applications. My experience spans across frontend, backend, and infrastructure — ensuring reliability, performance, and seamless user experiences from concept to production. I specialize in JavaScript, Next.js, Express, PostgreSQL, and Playwright, with strong knowledge of CI/CD pipelines, Docker, and Linux server environments. Beyond engineering, I’ve successfully built and marketed a SaaS product from the ground up, handling everything from system architecture to deployment and user growth. I combine a detail-oriented QA mindset with full-stack development expertise to deliver secure, stable, and high-quality software for startups and growing businesses.…_Website not available. Sign in: https://www.twine.net/signup_ I’m a QA Engineer and Full Stack Developer with a proven record of building, testing, and deploying scalable web and mobile applications. My experience spans across frontend, backend, and infrastructure — ensuring reliability, performance, and seamless user experiences from concept to production. I specialize in JavaScript, Next.js, Express, PostgreSQL, and Playwright, with strong knowledge of CI/CD pipelines, Docker, and Linux server environments. Beyond engineering, I’ve successfully built and marketed a SaaS product from the ground up, handling everything from system architecture to deployment and user growth. I combine a detail-oriented QA mindset with full-stack development expertise to deliver secure, stable, and high-quality software for startups and growing businesses.

Andrei Cajvan

QA Engineer, Full Stack Developer, Web Developer, +3

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_Website not available. Sign in: https://www.twine.net/signup_ I’m a QA Engineer and Full Stack Developer with a proven record of building, testing, and deploying scalable web and mobile applications. My experience spans across frontend, backend, and infrastructure — ensuring reliability, performance, and seamless user experiences from concept to production. I specialize in JavaScript, Next.js, Express, PostgreSQL, and Playwright, with strong knowledge of CI/CD pipelines, Docker, and Linux server environments. Beyond engineering, I’ve successfully built and marketed a SaaS product from the ground up, handling everything from system architecture to deployment and user growth. I combine a detail-oriented QA mindset with full-stack development expertise to deliver secure, stable, and high-quality software for startups and growing businesses.…_Website not available. Sign in: https://www.twine.net/signup_ I’m a QA Engineer and Full Stack Developer with a proven record of building, testing, and deploying scalable web and mobile applications. My experience spans across frontend, backend, and infrastructure — ensuring reliability, performance, and seamless user experiences from concept to production. I specialize in JavaScript, Next.js, Express, PostgreSQL, and Playwright, with strong knowledge of CI/CD pipelines, Docker, and Linux server environments. Beyond engineering, I’ve successfully built and marketed a SaaS product from the ground up, handling everything from system architecture to deployment and user growth. I combine a detail-oriented QA mindset with full-stack development expertise to deliver secure, stable, and high-quality software for startups and growing businesses.

Available to hire

Iasi, Romania

Website not available. Sign in: https://www.twine.net/signup

I’m a QA Engineer and Full Stack Developer with a proven record of building, testing, and deploying scalable web and mobile applications. My experience spans across frontend, backend, and infrastructure — ensuring reliability, performance, and seamless user experiences from concept to production.

I specialize in JavaScript, Next.js, Express, PostgreSQL, and Playwright, with strong knowledge of CI/CD pipelines, Docker, and Linux server environments. Beyond engineering, I’ve successfully built and marketed a SaaS product from the ground up, handling everything from system architecture to deployment and user growth.

I combine a detail-oriented QA mindset with full-stack development expertise to deliver secure, stable, and high-quality software for startups and growing businesses.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Romanian, Moldavian, Moldovan

Fluent

Work Experience

QA Engineer at GlobalLogic

July 1, 2024 - Present

Executed and maintained large-scale automated regression suites across multiple test phases; improved test reliability and performance by refactoring and parallelizing test cases using internal automation tools; collaborated with cross-functional teams to ensure quality in complex enterprise systems (including legacy IMS/mainframe environments); wrote and maintained shell scripts to support test execution, environment setup, and log analysis on Linux/Unix systems; managed QA-specific test environments and contributed to server-side configuration, monitoring, and troubleshooting in distributed Linux systems; participated in test planning, defect triage, and release readiness meetings with stakeholders and product owners; applied risk-based testing strategies to prioritize test coverage and optimize regression depth; contributed to continuous improvement initiatives in test process efficiency and automation scalability.

Quality Assurance Analyst at Electronic Arts

July 1, 2024 - October 6, 2025

Acted as the primary point of contact for LiveOps and game data content, vigilantly validating modifications within high-risk areas such as the Store; reviewed and provided constructive feedback for new features, including the Web store, and designed thorough test cases to ensure quality; triggered diverse jobs in Jenkins across client, server, content, and web store servers; verified design leveling and mission tuning to ensure optimal game experience; monitored live issues and tracked critical errors through Loggly and Firebase; tested the Design/Admin Tool and other workflows to ensure seamless operation; executed checklists and test cases to confirm functionality.

Full Stack Software Engineer at SABDIM

June 30, 2023 - October 6, 2025

Implemented responsive dashboard design, ensuring the UI was mobile-friendly across devices; optimized performance through code splitting and smart data fetching; integrated authentication with JWT tokens to secure access; performed unit and integration testing with Playwright; designed and managed MongoDB databases, including schema design, indexing, and query optimization for efficient data retrieval.

QA Tester I & II at Electronic Arts

January 1, 2023 - October 6, 2025

Performed game testing on Unity across multiple development branches; reviewed recorded logs and filed issues; analyzed telemetry events and data processing; set up and ran A/B tests and notification campaigns through Leanplum; built applications using Jenkins and AWS servers; provided clear, actionable feedback to the development team to drive quality improvements.

QA Engineer at GlobalLogic

July 1, 2024 - Present

Executed and maintained large-scale automated regression suites across multiple test phases; improved test reliability and performance through refactoring and parallelization of test cases; collaborated with cross-functional teams to ensure quality in complex enterprise systems (including legacy IMS/mainframe environments); wrote and maintained shell scripts to support test execution and log analysis on Linux/Unix systems; managed QA environments and contributed to server-side configuration and monitoring in distributed Linux systems; participated in test planning, defect triage and release readiness; applied risk-based testing strategies to prioritize test coverage and optimize regression depth; contributed to continuous improvement initiatives in test process efficiency and automation scalability.

Quality Assurance Analyst at Electronic Arts

July 1, 2024 - October 23, 2025

Acted as the primary point of contact for LiveOps and game data content, validating modifications within high-risk areas such as the Store; reviewed and provided feedback for new features (including the Web store) and designed thorough test-cases to ensure quality; triggered diverse jobs in Jenkins covering client, server, content and web store server; verified design leveling and mission tuning to ensure optimal game experience; monitored live issues and tracked critical errors through Loggly/Firebase; tested and optimized the Design/Admin Tool and related workflows; executed and understood various checklists and test cases.

Full Stack Software Engineer at SABDIM

June 30, 2023 - October 23, 2025

Implemented responsive design for the dashboard; optimized performance with code splitting and smart data fetching; integrated authentication and authorization using JWT tokens; conducted unit and integration testing with Playwright; designed and managed MongoDB databases, including schema design, indexing, and query optimization.

Quality Assurance Tester I + II at Electronic Arts

January 1, 2023 - October 23, 2025

Performed game testing on Unity across development branches; checked recorded logs and filed issues; analyzed telemetry events and data processing; set up and ran A/B tests and notification campaigns via Leanplum; built necessary applications using Jenkins and AWS servers; provided detailed feedback to the development team.