Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Full-stack engineer with 5 years of experience building and running production systems in regulated fintech and education. Built the Wiztoss remittance platform and its Flutter mobile app from scratch with Node.js, TypeScript and Next.js, and currently own it end to end as the sole engineer, from frontend features through vendor API integrations to AWS and Cloudflare infrastructure. Previously Dev Lead at Parashift on an on-premise Rust platform used by schools across Australia and New Zealand, shipping 30+ releases and debugging issues across frontend, backend, database, server and deployment layers in customer environments. Pragmatic, delivery-focused and comfortable with broad ownership and ambiguity.…Full-stack engineer with 5 years of experience building and running production systems in regulated fintech and education. Built the Wiztoss remittance platform and its Flutter mobile app from scratch with Node.js, TypeScript and Next.js, and currently own it end to end as the sole engineer, from frontend features through vendor API integrations to AWS and Cloudflare infrastructure. Previously Dev Lead at Parashift on an on-premise Rust platform used by schools across Australia and New Zealand, shipping 30+ releases and debugging issues across frontend, backend, database, server and deployment layers in customer environments. Pragmatic, delivery-focused and comfortable with broad ownership and ambiguity.

Andy Anbyeongjun





Full-stack engineer with 5 years of experience building and running production systems in regulated fintech and education. Built the Wiztoss remittance platform and its Flutter mobile app from scratch with Node.js, TypeScript and Next.js, and currently own it end to end as the sole engineer, from frontend features through vendor API integrations to AWS and Cloudflare infrastructure. Previously Dev Lead at Parashift on an on-premise Rust platform used by schools across Australia and New Zealand, shipping 30+ releases and debugging issues across frontend, backend, database, server and deployment layers in customer environments. Pragmatic, delivery-focused and comfortable with broad ownership and ambiguity.…Full-stack engineer with 5 years of experience building and running production systems in regulated fintech and education. Built the Wiztoss remittance platform and its Flutter mobile app from scratch with Node.js, TypeScript and Next.js, and currently own it end to end as the sole engineer, from frontend features through vendor API integrations to AWS and Cloudflare infrastructure. Previously Dev Lead at Parashift on an on-premise Rust platform used by schools across Australia and New Zealand, shipping 30+ releases and debugging issues across frontend, backend, database, server and deployment layers in customer environments. Pragmatic, delivery-focused and comfortable with broad ownership and ambiguity.

Available to hire

Full-stack engineer with 5 years of experience building and running production systems in regulated fintech and
education. Built the Wiztoss remittance platform and its Flutter mobile app from scratch with Node.js, TypeScript and
Next.js, and currently own it end to end as the sole engineer, from frontend features through vendor API integrations
to AWS and Cloudflare infrastructure. Previously Dev Lead at Parashift on an on-premise Rust platform used by
schools across Australia and New Zealand, shipping 30+ releases and debugging issues across frontend, backend,
database, server and deployment layers in customer environments. Pragmatic, delivery-focused and comfortable
with broad ownership and ambiguity.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Advanced

Korean

Advanced

Work Experience

Software Engineer & Compliance Officer at Wiztoss

April 1, 2025 - Present

Built the Wiztoss remittance platform and Flutter mobile app from scratch using Node.js, TypeScript, and Next.js, owning the system end-to-end as the sole engineer. Implemented mobile JWT authentication, multi-language support (EN/KO), document upload with admin approval pipeline, and webhook-based payment status updates. Integrated third-party services including Monoova (payments, NPP, PayID, virtual accounts), Tranglo, GreenID/OpenSanctions (identity verification and sanctions screening), real-time FX feeds, Firebase FCM, Twilio SMS 2FA, and SendGrid. Developed a risk-based compliance engine in MySQL for sanctions screening (OFAC/UN/DFAT), PEP detection, transaction monitoring rules, and dynamic risk scoring with full audit logging under compliance obligations. Set up and operated AWS and Cloudflare infrastructure for caching, bot mitigation, monitoring, and security hardening. Improved customer onboarding throughput by doubling within the first year by increasing stability and compl

Software Engineer & Dev Lead at Parashift (SchoolBench)

November 1, 2021 - May 31, 2025

Dev Lead for an on-prem media platform used by schools across Australia and New Zealand, built with a core Rust HTTP server and 10+ worker services using mixed protocols and event-driven messaging (ZeroMQ). Shipped 30+ releases across a 19-major-version lifecycle and built 60+ REST endpoints across auth, search, media, WebDAV, and admin domains (Actix-web). Maintained a Rust-based TensorFlow face recognition pipeline (MTCNN + 128-d FaceNet embeddings) for automated student photo tagging. Implemented multi-chain authentication, including SAML 2.0 built from scratch and OIDC across AD FS and Azure AD hybrid environments, plus LDAP/Active Directory integration; used scrypt hashing and AES-GCM session encryption. Managed Docker-based CI/CD builds (Jenkins) and resolved production issues across all layers in customer environments (1,000+ tickets) while reducing recurring ticket volume by 60%. Mentored 10+ new hires and managed integrations with 5+ student management systems (Synergetic, TAS

Sales & Technical Support Representative at TeamViewer

May 1, 2021 - November 1, 2021

Provided sales support and technical support for TeamViewer. (Details not specified in resume.)

Network Administration Intern at AHTS Training and Education

June 1, 2020 - September 30, 2020

Network administration internship. (Details not specified in resume.)

Sales Rep & Web Developer at Withus Australia

October 1, 2016 - May 1, 2021

Sales representative and web developer. (Details not specified in resume.)