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As a Senior Software Engineer with over 12 years of experience designing, building, and optimizing software solutions that drive business growth and user satisfaction. My career has been defined by leading the development of robust applications, enhancing performance and scalability, and implementing secure, maintainable systems. I've successfully delivered diverse projects, such as creating a transformative software platform for a real estate auction firm and an advanced online booking and consultation solution, leveraging modern development practices and tools.…As a Senior Software Engineer with over 12 years of experience designing, building, and optimizing software solutions that drive business growth and user satisfaction. My career has been defined by leading the development of robust applications, enhancing performance and scalability, and implementing secure, maintainable systems. I've successfully delivered diverse projects, such as creating a transformative software platform for a real estate auction firm and an advanced online booking and consultation solution, leveraging modern development practices and tools.

Isaiah Varela

Full Stack Developer, Back-End Developer, Front-End Developer, +3

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As a Senior Software Engineer with over 12 years of experience designing, building, and optimizing software solutions that drive business growth and user satisfaction. My career has been defined by leading the development of robust applications, enhancing performance and scalability, and implementing secure, maintainable systems. I've successfully delivered diverse projects, such as creating a transformative software platform for a real estate auction firm and an advanced online booking and consultation solution, leveraging modern development practices and tools.…As a Senior Software Engineer with over 12 years of experience designing, building, and optimizing software solutions that drive business growth and user satisfaction. My career has been defined by leading the development of robust applications, enhancing performance and scalability, and implementing secure, maintainable systems. I've successfully delivered diverse projects, such as creating a transformative software platform for a real estate auction firm and an advanced online booking and consultation solution, leveraging modern development practices and tools.

Available to hire

As a Senior Software Engineer with over 12 years of experience designing, building, and optimizing software solutions that drive business growth and user satisfaction.

My career has been defined by leading the development of robust applications, enhancing performance and scalability, and implementing secure, maintainable systems. I’ve successfully delivered diverse projects, such as creating a transformative software platform for a real estate auction firm and an advanced online booking and consultation solution, leveraging modern development practices and tools.

Skills

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Intermediate

Work Experience

Senior Software Engineer at Flatworld Solutions

September 1, 2021 - Present

Implemented micro frontend architectures using React, Vue.js, Angular, and Svelte; designed a modular React-based micro frontend system; implemented Remix SSR to improve page loads and SEO; refactored complex legacy code into reusable components and microservices using Java, Spring Boot, .NET, and GoLang; designed RESTful APIs and GraphQL integration; established automated testing with Mocha/Chai; CI/CD with GitHub Actions and GitLab; Jira/Confluence-based sprint workflows; automated testing with JUnit/Jest; Docker and Kubernetes-based deployments; deployed cloud-native architectures with AWS, Azure, and Google Cloud; set up monitoring and testing pipelines; robust data and security practices.

Senior Software Engineer at Flatworld Solutions

September 1, 2021 - Present

Implemented micro frontend architectures using React and Next.js; developed reusable and maintainable components using Angular's modular architecture; created responsive web layouts with Tailwind CSS and Material-UI; built secure, scalable RESTful and GraphQL APIs with Java, Spring Boot and Django; migrated monolithic systems to cloud-native microservices with Kubernetes; deployed serverless architectures using Azure Functions and Google Cloud Functions; leveraged AWS services (Lambda, Elastic Beanstalk, RDS); implemented Redis and Memcached caches; optimized MySQL/MongoDB queries; developed CI/CD pipelines with Jenkins and GitLab; facilitated real-time collaborative features with WebSockets and Firebase; mentored junior developers.

Senior Full Stack Engineer at Kanda Software

August 31, 2021 - September 28, 2025

Designed and implemented dashboards for enterprise clients enabling real-time analytics using React and Next.js; built modular, maintainable components; advanced frontend performance optimization; developed full-stack apps with TypeScript, Python, Django, React, Svelte, Express, Spring Boot, PostgreSQL, Docker, and Google Cloud Platform; built scalable RESTful APIs with Java, Spring Boot, and GoLang; migrated monoliths to microservices using Kubernetes; deployed serverless architecture with Azure Functions and Google Cloud Functions; built GraphQL data queries for efficient data access; implemented CI/CD pipelines with Azure DevOps and GitLab CI; implemented automated testing and deployment.

Senior Full Stack Engineer at Glorium Technologies

October 1, 2018 - Present

Designed and developed frontend architectures using React, Vue.js, Angular and Svelte; built modular RESTful and GraphQL services; implemented GraphQL queries and efficient data fetching; developed responsive UI with Tailwind CSS; migrated legacy frontend to modern frameworks; created scalable backend APIs with Node.js/Java and Django; led cloud-native migration, containerization with Kubernetes; implemented CI/CD pipelines with Azure DevOps/Jenkins; set up automated testing with JUnit/Jest/PyTest/Playwright; enabled real-time data and collaboration with WebSockets; mentored and coached junior engineers.

Full Stack Developer at Glorium Technologies

May 1, 2016 - Present

Spearheaded transition from legacy jQuery frontend to modern Vue.js framework; designed pixel-perfect responsive UIs; implemented scalable frontend with Tailwind CSS and Material-UI; built reusable components and optimized performance; delivered full-stack apps using TypeScript, Python, Django, React, Svelte, Express, PostgreSQL, Docker, and cloud services; built GraphQL queries with PostgreSQL, Redis; implemented RESTful APIs with Java and GoLang; containerized with Docker and Kubernetes; set up CI/CD with Azure DevOps and GitLab; integrated with third-party services.

Full Stack Developer at Glorium Technologies

May 1, 2016 - Present

Spearheaded transition from legacy JQuery front-end to modern Vue.js framework, reducing technical debt and improving maintainability; built secure and scalable apps with React/Angular; implemented REST/GraphQL services; established CI/CD pipelines; collaborated with cross-functional teams and implemented GraphQL queries; created robust testing practices with Jest/JUnit/Playwright; designed and implemented containerized microservices with Kubernetes; migrated to cloud-native architecture.

Frontend Web / Mobile Developer (Internship) at Glorium Technologies

April 1, 2013 - Present

Developed dynamic and responsive web applications using JavaScript, HTML5, CSS3; designed cross-platform mobile apps using Flutter and Dart; built modular stylesheets with SASS/PostCSS; created responsive UIs and prototypes; integrated third-party APIs and live data; delivered native-like experiences across iOS and Android.

Frontend Web / Mobile Developer (Internship) at Glorium Technologies

April 1, 2013 - Present

Developed dynamic and responsive web and mobile applications using JavaScript, HTML5/CSS3, and React; collaborated across teams; implemented reusable components and style guides; contributed to front-end architecture using Sass, Tailwind, and CSS-in-JS approaches.