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Duy VuDV

Duy Vu

Software Developer

€400/day
Budapest, HU
8-15 years

Average response time: 1 hour

About Duy

I am a senior full-stack developer with about 10 years of experience in software development. I used to work in a big tech organization on telecommunication software and on portfolio management software for financial funds. Currently, I work as a backend contractor for a startup, mainly with TypeScript, Node.js, and Supabase/PostgreSQL.
My main strength is backend and cloud development: database design, API development, authentication and security (RLS), and integration with third-party services like Stripe and AI/LLM APIs (Claude, OpenAI). I also work with React/Next.js on the frontend, so I can deliver a complete product, not only one part.
I work in clear milestones, communicate honestly about progress, and explain technical things in plain language, also for non-technical clients. I am based in Budapest (CET), so I have good timezone overlap with European and US East Coast clients.
  • Vietnamese

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • VESTBERRY
    Software Developer
    TECH
    May 2023 - Today (3 years and 2 months)
    Bratislava, Slovakia
    As a Backend Developer specializing in Node.js, TypeScript, GraphQL, and PostgreSQL, I play a pivotal role in revolutionizing portfolio management in the finance sector. Leveraging insights gleaned from seasoned VC & PE CFOs, I architect and optimize data infrastructure to meet the intricate demands of investment management. At the heart of my work is the creation of sophisticated calculations for investment metrics, empowering stakeholders with actionable insights derived from best-in-class data granularity. I'm dedicated to keeping our data ecosystem meticulously organized, fortified, and readily accessible to drive informed strategic decisions.
    Typescript PostgreSQL React.js
  • Vacuumlabs
    Software Developer
    TECH
    January 2023 - March 2023 (2 months)
    Budapest, Hungary
    As a developer at Global Processing Services (GPS), I developed and maintained Core API and Oauth systems. GPS is a certified issuer processor for Mastercard and Visa, enabling leading fintech
    innovators and disruptors to manage global credit, debit, and pre-paid card transactions. My contributions helped ensure the stability, security, and scalability of GPS's systems and supported the company's growth and reputation in the industry.
    C# Docker
  • Vacuumlabs
    Software Developer
    BANKING AND INSURANCE
    February 2022 - October 2022 (8 months)
    Budapest, Hungary
    MagyarBank is an ambitious project with the goal of creating a cutting edge digital banking platform, named Foundation. Deployed on AWS, the digital bank utilizes ArgoCD/Kubernetes for continuous integration and continuous delivery. The backend system was designed as a collection of small microservices. As a platform team member, I was responsible for defining and specifying the technologies and templates that other teams used to develop their services, including payment and card transaction services. I also played a key role in the development of certain services and shared libraries, such as those that handle Kafka communication, sending emails and notifications.
    Typescript

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Education

  • Bachelor's degree
    Budapest University of Technology and Economics
    2021
    Bachelor's degree
  • High School Diploma
    High School for Gifted Students, Hanoi University of Education
    2012
    High School Diploma

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