Senior Full Stack Engineer, Go Wombat
Duration: Mar. 2024 - Aug. 2026
Summary: Worked on diverse projects such as an analytics platform, a B2B SaaS system with subscription and product verification workflows, and an AI-powered application with domain-specific conversational capabilities. Delivered fullstack solutions covering architecture design, API development, frontend implementation, deployment, and long-term support.
Responsibilities:
- Led full-stack development as a solo engineer across multiple projects, owning the entire development lifecycle from architecture and technical design to implementation, deployment, production support, and maintenance.
- Designed and implemented backend modules for authentication, subscription management, role-based access control, analytics processing, and file/data handling.
- Developed conversational interfaces and backend communication flows for AI-powered features, focusing on streaming responses, usability, and real-time interaction patterns.
- Integrated Stripe end-to-end, implementing payment functionality across both the backend and frontend, including API integration, payment flows, and transaction handling.
- Worked with relational databases and optimized data access patterns, API performance, and server-side processing under high-load scenarios.
- Collaborated directly with stakeholders and product teams, influencing technical decisions, feature prioritization, and UX improvements.
Technologies: React, Next.js, Angular, Node.js, NestJS, Python, PostgreSQL, Stripe, AI conversational interfaces, real-time communication.
Senior Full Stack Engineer, Develux (Greenfield education platform)
Duration: Aug. 2022 - Mar. 2024
Summary: Developed a greenfield platform in the education domain connecting users with academic assistance providers. The platform supported end-to-end order management, real-time communication, and secure client-service provider interactions, built under tight deadlines in a fast-paced Kanban environment.
Responsibilities:
- Played a key role in building the platform from scratch, contributing to core frontend and backend architecture decisions.
- Developed scalable APIs, real-time communication features, and backend business logic for order processing and user interactions.
- Designed and maintained a reusable frontend component system, reducing duplication and improving consistency across the application.
- Helped stabilize the platform before release by participating in large-scale refactoring, improving code quality standards, and reducing technical debt.
Technologies: React, Next.js, Node.js, NestJS, WebSockets, REST API, PostgreSQL, TypeScript.
Middle Full Stack Engineer, Sure Petcare
Duration: Jul. 2020 - Aug. 2022
Summary: Worked on a pet-tech platform integrating IoT devices to enable connected devices and real-time interaction between hardware and user-facing applications. Focused on maintaining and improving the existing codebase and system stability.
Responsibilities:
- Maintained and improved existing frontend and backend services by fixing bugs, refactoring legacy modules, and optimizing application performance, increasing overall system reliability.
- Developed and supported REST API integrations and real-time communication flows between IoT devices, backend services, and frontend applications.
- Helped identify workflow and technical bottlenecks, proposing improvements that increased delivery efficiency.
- Collaborated in code reviews to maintain code quality and consistency across the team.
Technologies: React, Angular, Node.js, NestJS, REST API, WebSockets, IoT integrations.
Upstaffer since September, 2026
