Stephen Mulyadi

Providing administrative support such as calendar management and email organization, helping clients keep their schedules and inboxes under control.

Learning lead generation through hands-on training. This included analyzing a coaching business's online presence and building a landing page for one of its lead magnets, with a clear value proposition, social proof, and a strong call-to-action.

Senior Full Stack Engineer leading development of scalable web and mobile applications, with a focus on open-source tooling and e-commerce integrations.

- Served as core maintainer of Lexicon, an open-source mobile app template built on React Native, Expo, GraphQL, and TypeScript, integrated with the Discourse API — grew to 200+ GitHub stars and 38 forks
- Built and maintained ZWS, a mobile app

Full Stack Engineer building client-facing web and mobile applications.

- Built cross-platform mobile apps using React Native
- Developed backend systems and APIs using Node.js and Express
- Implemented CI/CD pipelines for faster, safer releases

Full Stack Engineer on the loan application team at Unloan, an Australian digital home loan platform backed by Commonwealth Bank of Australia (CBA) — delivered as a client project under Kodefox.

- Worked on the customer-facing loan application flow, building intuitive and seamless web UI to simplify the home loan application experience
- Delivered across the full stack using React/Next.js, Node.

Backend Engineer and Team Lead on DBO Toko App, a B2B mobile commerce platform for building material retailers — delivered as a client project under Kodefox.

- Coordinated end-to-end delivery across backend and mobile, ensuring smooth handoffs between teams and on-time releases
- Architected and maintained the API layer using GraphQL (Nexus), Prisma ORM, and PostgreSQL, with infrastructure on AW

Backend Engineer DBO Toko App, a B2B mobile commerce platform for building material retailers — delivered as a client project under Kodefox.

- Coordinating delivery across backend and mobile
- Architected and maintained the API layer using GraphQL (Nexus), Prisma ORM, and PostgreSQL, with infrastructure on AWS and CapRover
- Coordination development with other vendor in team

- Built and shipped client-facing web features using HTML, JavaScript, and PHP, working across frontend and backend layers in close collaboration with the engineering team
- Contributed to system redesign efforts by translating user feedback into improved application flows and interface updates

Issued Sep 2026

Issued Sep 2026

Issued Sep 2026