Senior Full Stack Developer PHP/JS

На данный момент Senior Software Engineer.

Мои компетенции и опыт

Ethan Lim

Singapore | нужен доступ к резюме | нужен доступ к резюме | нужен доступ к резюме

Summary

Senior Software Engineer with over 10 years of experience delivering scalable web applications using PHP, Laravel, React, and JavaScript. Proven track record in building high-load systems, integrating third-party services, and optimizing CI/CD pipelines for faster deployments. Skilled in microservices architecture, PostgreSQL/MySQL, and cloud hosting (AWS, Docker, Kubernetes). Adept at code review, mentoring, and leading cross-functional teams. Ready to deliver measurable value by enhancing performance, maintainability, and scalability from day one.

Experience

Rescode | Senior Software Engineer May 2022 ~ Present

• Led backend development using PHP (Laravel) and React, scaling a B2B SaaS platform to handle 250K+ monthly users with нужен доступ к резюме % uptime.
• Designed microservice architecture using Docker and Kubernetes, reducing deployment time by 60%.
• Integrated Redis caching and PostgreSQL indexing, improving API response latency by 45%.
• Implemented unit and integration tests, raising code coverage to 85%.
• Built reusable Laravel components, reducing duplicate code by 25%.
• Designed CI/CD pipelines in GitLab, achieving zero-downtime releases.
• Managed the migration of legacy services to AWS ECS and RDS.
• Conducted architecture reviews and optimized SQL queries for cost efficiency.
• Led a team of 5 engineers, coordinating sprint goals and peer code reviews.
• Developed internal APIs for secure data exchange using OAuth/JWT.
• Automated static code analysis with SonarQube, lowering regression bugs by 30%.
• Collaborated with frontend and QA to align user experience with technical constraints.
• Built monitoring and alerting with Prometheus and Grafana for early issue detection.
• Worked closely with clients to define system requirements and project scope.
• Improved API throughput by 40% through asynchronous processing.
• Documented architectural patterns and deployment workflows.
• Trained junior developers on Laravel best practices and clean architecture principles.
• Delivered all projects ahead of schedule with consistent 95%+ client satisfaction scores.

Doodle Labs | Senior Full Stack Engineer Apr 2019 ~ Apr 2022

• Delivered multiple custom web applications using React and Laravel, supporting 100K+ daily active users.
• Refactored legacy PHP codebase, cutting technical debt by 35%.
• Built a CI/CD environment in GitLab with Docker for automated testing and deployments.
• Integrated AWS S3 and CloudFront for asset management, improving load times by 50%.
• Developed REST APIs consumed by internal tools and third-party systems.
• Managed MySQL optimization, enhancing query performance by 3x.
• Deployed infrastructure on AWS using Terraform and CloudFormation templates.
• Designed Redis-backed job queues for async task processing.
• Maintained high security standards using IAM and encrypted storage.
• Conducted performance profiling, achieving sub-200ms average response time.
• Improved deployment reliability by implementing rollback mechanisms.
• Collaborated with UI/UX to build accessible and intuitive interfaces.
• Conducted 40+ code reviews, maintaining a clean and consistent coding style.
• Monitored services with AWS CloudWatch, cutting downtime by 20%.
• Partnered with stakeholders to translate product requirements into technical roadmaps.

Wise | Full Stack Engineer May 2015 ~ Feb 2019

• Built and maintained multi-tenant web applications using PHP, jQuery, and React.
• Implemented modular Laravel architecture to support global user base.
• Managed integrations with third-party services (payment gateways, CRM systems).
• Designed RESTful APIs and authentication via OAuth2.
• Enhanced front-end performance by introducing caching and lazy-loading strategies.
• Established automated deployments via Jenkins and Docker.
• Developed internal admin dashboards using React and Tailwind.
• Optimized MySQL queries, achieving 35% faster report generation.
• Ensured platform security with input validation and role-based access control.
• Participated in daily Agile ceremonies, ensuring continuous delivery.
• Built monitoring and alerting tools to detect production anomalies.
• Collaborated with product and data teams on KPI tracking systems.
• Mentored junior developers on PHP and Laravel development practices.

Education

National University of Singapore Aug 2009 ~ Jul 2013

Bachelor’s Degree in Computer Science

Skills

Programming Languages & Frameworks: PHP, JavaScript, TypeScript, Laravel, React, нужен доступ к резюме , jQuery, Filament
Frontend Engineering: React, Redux, Tailwind, Webpack, Responsive UI, Cross-browser Optimization
Backend / API Development: REST APIs, OAuth2, JWT, Microservices, Express, нужен доступ к резюме
DevOps / Infrastructure / CI-CD: Docker, Kubernetes, AWS, GitLab CI/CD, Linux, Nginx, Terraform
Databases / Data Engineering: PostgreSQL, MySQL, MongoDB, Redis, Query Optimization, Migrations
Cloud Platforms: AWS, DigitalOcean, Google Cloud
Testing / QA / Automation: Unit Testing, Integration Testing, Jest, PHPUnit, Cypress
Security / Observability / Compliance: Access Control, Secrets Management, SSL/TLS, Logging, GDPR
Collaboration / Agile / Product Tools: Git, Jira, Confluence, Slack, Agile/Scrum, Code Review