Available to hire
Hi, I’m Hristo Dzhahov, a full‑stack engineer based in Sofia, Bulgaria with 8+ years of experience building scalable web applications, payment APIs, and SaaS solutions using Node.js, Next.js, React, and TypeScript. I enjoy turning complex problems into fast, secure, and maintainable software, collaborating closely with product and design to ship measurable value. I’m comfortable working end-to-end, from UX considerations to production deployments, and I thrive in fast-paced environments where quality and performance matter.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
Bulgarian
Fluent
English
Fluent
German
Advanced
Work Experience
Founder & Web Developer at FusionSoft LTD
June 1, 2025 - PresentRun a web studio delivering sites and landing pages for small and medium businesses — design and UX through development, optimization and maintenance. Built fast, responsive, SEO-aware sites on a Next.js / React stack focused on load speed and conversion. Led client payments integration, authentication APIs and end-to-end releases; implemented automated testing and production deployments. Established the team’s practices and roadmap as an independent contractor.
Team Lead / Senior Full-Stack Engineer at Chibi Phoenix
January 1, 2023 - June 30, 2025Led a team of 5 in delivering end-to-end full-stack features across gaming services; built authentication and payment APIs with card tokenization and multi-provider payments; implemented subscriptions; designed internal tooling and supported production deployments; performed code reviews and mentored juniors.
Team Lead / Senior Full-Stack Engineer at CHIB IP HO EN IX (Gaming services)
January 1, 2023 - June 30, 2025Led a team of 5, managed sprint planning, project evaluations and code reviews. Delivered full-stack features across frontend and Node.js back-end, integrated payment APIs with tokenization and subscriptions, and maintained CI in GitLab with production deployments.
Senior Full-Stack Engineer at Chibi Phoenix
March 1, 2022 - January 31, 2023Delivered full-stack features for core platform, collaborating across frontend and backend, integrating payment and auth modules, and ensuring reliability and performance improvements. Led on-call activities and contributed to architecture decisions.
Senior Full-Stack Engineer at CHIB IP HO EN IX (Gaming services)
March 1, 2022 - January 31, 2023Delivered full-stack features, integrated Node.js API with internal projects, and supported production deployments; contributed to platform scalability and reliability.
Mid Full-Stack Developer at Chibi Phoenix
June 1, 2020 - March 31, 2022Progressed from backend tooling to core platform work; built Node.js APIs and integrated with internal projects; contributed to CI/CD pipelines in GitLab; supported product features across modules.
Mid Full-Stack Developer at CHIB IP HO EN IX (Gaming services)
June 1, 2020 - March 31, 2022Developed backend and frontend components, contributed to core platform enhancements, and helped drive CI/CD improvements.
Junior Back-End Developer at Chibi Phoenix
November 1, 2018 - June 30, 2020Developed backend services in Node.js; implemented APIs for internal projects; collaborated with frontend teams to deliver data services; worked with databases and ORM tools.
Junior Back-End Developer at CHIB IP HO EN IX (Gaming services)
November 1, 2018 - June 30, 2020Back-end development, API integration and support for internal projects; participated in architecture discussions and code reviews.
Junior Front-End Developer at Chibi Phoenix
November 1, 2016 - November 30, 2018Built client-side UI with HTML, Smarty templates, jQuery and JavaScript; created responsive interfaces and contributed to UX improvements.
Junior Front-End Developer at CHIB IP HO EN IX (Gaming services)
November 1, 2016 - November 30, 2018Frontend development with HTML, Smarty, jQuery and JavaScript; created responsive UI components with SASS; collaborated across teams with SVN.
Education
M.Sc. in Business Informatics at University of National and World Economy (UNWE)
January 1, 2018 - December 31, 2021B.Sc. in Computer & Software Engineering at Technical University of Sofia
January 1, 2014 - December 31, 2018Software Development Training at SoftUni
January 1, 2014 - December 31, 2015M.Sc. Business Informatics Software Technologies for Business Analytics at University of National and World Economy (UNWE)
January 1, 2018 - December 31, 2021B.Sc. Computer & Software Engineering at Technical University of Sofia
January 1, 2014 - December 31, 2018Software Development Training at SoftUni
January 1, 2014 - December 31, 2015Qualifications
Software Development Training
January 1, 2014 - December 31, 2015Industry Experience
Software & Internet, Gaming, Media & Entertainment, Professional Services, Computers & Electronics
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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