Susila Samuel

Results-driven Full-Stack Developer with 8+ years of hands-on experience at top-tier companies including Capital One, designing and shipping cloud-native applications, event-driven microservices, and scalable REST APIs. Expert in Node.js, React, TypeScript, and AWS (Lambda, SQS, EventBridge, CDK). Known for translating complex technical requirements into clean, maintainable code — with a strong track record of delivering reliable, high-performance systems in fast-paced agile environments.

Full-Stack Developer (Contract) - Capital One - Plano, TX

(2025-05 - 2026-03)

• Built a React.js web application with reusable component libraries using Hooks and Context API, accelerating feature delivery and improving UI consistency across the platform.
• Architected event-driven microservices using Node.js and AWS SQS, decoupling services and significantly improving system reliability and fault tolerance.
• Engineered bi-directional sync between internal databases and Google Calendar API via AWS Lambda + EventBridge Scheduler, with robust error handling and retry logic.
• Developed reusable cloud infrastructure as code using AWS CDK (TypeScript), provisioning Lambda, SQS, IAM roles, VPC, subnets, and security groups — reducing manual provisioning effort.
• Optimized asynchronous API processing pipelines, reducing response times and increasing throughput for high-frequency endpoints.
• Designed efficient DynamoDB schemas with optimized partition keys and query patterns, and integrated SQL/Aurora data layers with Node.js APIs for reporting and normalization.

Full-Stack Developer (Contract) - Trivine Tech - Frisco, TX

(2024-09 - 2025-04)

• Developed the BOIR (Beneficial Ownership Information Reporting) compliance web app using Node.js, Angular, TypeScript, and MySQL, enabling businesses to meet federal regulatory requirements digitally.
• Designed and built reusable Angular UI components and Express.js REST APIs, improving scalability and reducing time-to-feature for new modules.
• Collaborated with cross-functional teams to design normalized MySQL table schemas, implemented CRUD operations with data validation, and ensured end-to-end data integrity.

Full-Stack Developer - Einnel Technologies - Remote

(2020-07 - 2024-08)

• Delivered responsive, user-centric applications across multiple client projects using Node.js, Angular, TypeScript, and MySQL, integrated with RESTful APIs.
• Built and maintained core Node.js/Express REST APIs; systematically debugged integration issues, improving application stability and user experience.
• Implemented CRUD workflows with relational and NoSQL databases, enforcing data integrity standards and following Git branching best practices (feature/develop/main) with pull request reviews.

QA Engineer - Norahsoft - Irving, TX

(2015-08 - 2017-12)

• Designed and executed manual test cases for web applications covering functional, regression, integration, and UAT testing across multiple release cycles.
• Tracked and documented defects end-to-end in bug tracking systems; collaborated with developers to drive timely resolution and improve release quality.
• Validated cross-browser and responsive UI/UX behavior, contributing to test planning documentation and repeatable QA processes.

MBA - Human Resources (2014-07)