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I’m a frontend engineer with 7+ years of experience building and owning high-risk, data-intensive web applications, especially in React and TypeScript. I’ve worked across fintech, SaaS, gaming, ad-tech, and consumer platforms—focusing on performance, correctness, and UX where those factors directly affect revenue, trust, and operational stability. In my recent roles I’ve owned core areas of real-time systems (including live-market financial products), designed frontend architecture from the ground up, and built resilient UI patterns around streaming and data-heavy experiences. I enjoy translating product requirements into maintainable engineering solutions, defining frontend–backend data contracts, mentoring teammates, and collaborating closely with product and design to ship reliable features end-to-end.…I’m a frontend engineer with 7+ years of experience building and owning high-risk, data-intensive web applications, especially in React and TypeScript. I’ve worked across fintech, SaaS, gaming, ad-tech, and consumer platforms—focusing on performance, correctness, and UX where those factors directly affect revenue, trust, and operational stability. In my recent roles I’ve owned core areas of real-time systems (including live-market financial products), designed frontend architecture from the ground up, and built resilient UI patterns around streaming and data-heavy experiences. I enjoy translating product requirements into maintainable engineering solutions, defining frontend–backend data contracts, mentoring teammates, and collaborating closely with product and design to ship reliable features end-to-end.

Alexandru Bondor

Front-End Developer, Web Developer, Programmer, +4

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I’m a frontend engineer with 7+ years of experience building and owning high-risk, data-intensive web applications, especially in React and TypeScript. I’ve worked across fintech, SaaS, gaming, ad-tech, and consumer platforms—focusing on performance, correctness, and UX where those factors directly affect revenue, trust, and operational stability. In my recent roles I’ve owned core areas of real-time systems (including live-market financial products), designed frontend architecture from the ground up, and built resilient UI patterns around streaming and data-heavy experiences. I enjoy translating product requirements into maintainable engineering solutions, defining frontend–backend data contracts, mentoring teammates, and collaborating closely with product and design to ship reliable features end-to-end.…I’m a frontend engineer with 7+ years of experience building and owning high-risk, data-intensive web applications, especially in React and TypeScript. I’ve worked across fintech, SaaS, gaming, ad-tech, and consumer platforms—focusing on performance, correctness, and UX where those factors directly affect revenue, trust, and operational stability. In my recent roles I’ve owned core areas of real-time systems (including live-market financial products), designed frontend architecture from the ground up, and built resilient UI patterns around streaming and data-heavy experiences. I enjoy translating product requirements into maintainable engineering solutions, defining frontend–backend data contracts, mentoring teammates, and collaborating closely with product and design to ship reliable features end-to-end.

Available to hire

I’m a frontend engineer with 7+ years of experience building and owning high-risk, data-intensive web applications, especially in React and TypeScript. I’ve worked across fintech, SaaS, gaming, ad-tech, and consumer platforms—focusing on performance, correctness, and UX where those factors directly affect revenue, trust, and operational stability.

In my recent roles I’ve owned core areas of real-time systems (including live-market financial products), designed frontend architecture from the ground up, and built resilient UI patterns around streaming and data-heavy experiences. I enjoy translating product requirements into maintainable engineering solutions, defining frontend–backend data contracts, mentoring teammates, and collaborating closely with product and design to ship reliable features end-to-end.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Work Experience

Frontend Engineer at Kamino Finance

January 1, 2025 - Present

Own and evolve multiple core product areas within a real-time financial platform built with React and TypeScript. Design and implement high-performance frontend systems consuming large volumes of live and real-time market data. Ensure data correctness, clarity, and reliability across financially sensitive user flows while making architectural decisions around state management, rendering strategy, and performance trade-offs as the platform scales.

Frontend Engineer (Team Lead) at Celebratix

January 1, 2024 - January 1, 2025

First frontend engineer at a startup building an ecosystem of web and mobile applications for events and ticketing. Designed the frontend architecture from scratch (stack selection and application structure), built and maintained multiple apps within a shared ecosystem, and led frontend development while mentoring engineers. Collaborated with founders on estimations, technical strategy, and product decisions, delivering end-to-end features with a focus on performance, scalability, and maintainability.

Frontend Engineer / Team Lead at Celebratix

January 1, 2024 - January 1, 2025

First frontend engineer and designed frontend architecture from the ground up, including stack selection and application structure. Built and maintained multiple web and mobile applications across a shared ecosystem for the events and ticketing industry. Led frontend development, mentored engineers, and supported team growth while collaborating directly with founders on estimations, technical strategy, and product decisions; delivered end-to-end features from concept to production with a focus on performance, scalability, and maintainability.

Frontend Engineer at Heyday

January 1, 2022 - January 1, 2022

Collaborated with clients and project managers to translate business requirements into scalable frontend solutions. Built React-based web applications and extended existing systems with a focus on usability, performance, and maintainability, advising clients on feature prioritisation and UX improvements to support business growth. Maintained clear stakeholder communication with regular progress updates and delivery visibility.

Frontend Developer at Whitestone Software

January 1, 2022 - January 1, 2024

Refactored and modernised a complex multi-application frontend ecosystem. Built scalable, high-performance interfaces for real-time gaming and live data systems, collaborating closely with product and design teams to evolve features in a live production environment. Delivered solutions designed for long-term scalability and future growth in the live casino and gaming domain.

Frontend Developer at InVibes

January 1, 2021 - January 1, 2022

Designed and developed interactive in-feed advertising products released on a monthly cadence. Owned the workflow from wireframes and client presentations through production-ready implementations. Built high-performance 3D and AR advertising experiences using Three.js (including camera-based product visualisation and interactive product exploration) and created reusable, optimised templates and components for rapid iteration and maintainability while balancing marketing goals with technical constraints.

Co-founder / Technical Lead (Frontend Engineer) at WebReach

January 1, 2020 - January 1, 2023

Co-founded a consulting and software studio providing end-to-end digital solutions for international clients focused on conversion and growth. Led design and development of web applications and digital platforms, implemented frontend and full-stack solutions aligned with client business objectives, and worked directly with clients to define technical strategy and deliver measurable outcomes across multiple concurrent projects.

Co-founder / Frontend Engineer at Astraeus Production

January 1, 2020 - January 1, 2023

Designed and built frontend architecture for company and client websites and web applications in a British audio/video/post-production context. Collaborated with multidisciplinary creative teams to support digital needs across film, music, and commercial projects. Delivered maintainable web platforms aligned with creative and production workflows.

Co-founder / Technical Lead at WebReach

January 1, 2020 - January 1, 2023

Co-founded a consulting and software studio providing end-to-end digital solutions for international clients with an emphasis on conversion and growth. Designed and implemented frontend and full-stack solutions tailored to client business objectives, defining technical strategy and recommending improvements in collaboration with clients. Balanced engineering execution with design, marketing, and business considerations across multiple concurrent projects.

Software Engineering Intern at NXP Semiconductors

January 1, 2017 - January 1, 2017

Worked on self-driving car software, gaining exposure to embedded systems, safety-critical code, and real-world engineering constraints.

Software Developer at ROT Systems

January 1, 2017 - January 1, 2017

Contributed to the development of a cross-platform transportation application, focusing on core application logic and platform compatibility.

Frontend Developer at Nuffield Health

January 1, 2017 - January 1, 2018

Designed and built the frontend of a health data visualisation platform used by Nuffield Health clients. Translated wireframes and design specifications into production-ready, interactive interfaces, maintaining and evolving the platform with a focus on data clarity, usability, and reliability. Worked across data-driven reporting experiences for client insights.

Frontend Engineer at Aube Production

January 1, 2017 - January 1, 2020

Built and maintained frontend architectures for company and client websites for an international production house working across Europe and Asia. Delivered and updated digital platforms supporting multimedia, promotional, and content-driven initiatives, ensuring stability, maintainability, and visual consistency across multiple properties.

IoT Developer at FlySim

January 1, 2016 - January 1, 2017

Designed and implemented IoT solutions including solar tracking systems and voice-activated vehicle security applications. Worked across hardware integration, software control logic, and system reliability considerations.

Software Engineering Intern at Microsoft

January 1, 2013 - January 1, 2013

Developed applications for the Windows 8.1 platform, gaining early exposure to large-scale software development practices.