Ervin H.

Full Stack Developer

Srebrenik, Bosnia and Herzegovina

Experience

Jan 2024 - Dec 2025
2 years
United States

Full Stack Developer

TipTop Recruitment

  • Developed a React-based application for audio-based job interviews, improving candidate processing time by 40%
  • Integrated AssemblyAI for speech-to-text processing, enhancing recruitment efficiency
  • Designed and deployed a scalable Node.js backend with MongoDB, ensuring high availability on Azure
  • Used Redis for caching to improve application performance
Jan 2024 - Dec 2024
1 year
Sarajevo, Bosnia and Herzegovina

QA Tester & Frontend Developer

Lilium

  • Built and maintained websites using AEM Sidekick
  • Conducted thorough quality assurance testing to identify and resolve issues
  • Collaborated with cross-functional teams to align on project goals, refine features, and implement feedback
Jan 2023 - Dec 2024
2 years
Sarajevo, Bosnia and Herzegovina

Full Stack Developer

SafeNet d.o.o

  • Built scalable applications using a monorepo structure in Angular and .NET
  • Refactored code to improve maintainability and implemented NgRx for state management
  • Developed and optimized backend services using PostgreSQL and MS SQL
Jan 2022 - Dec 2023
2 years
Srebrenik, Bosnia and Herzegovina

Frontend Developer

Swaggie

  • Developed and maintained a React-based web application for Swaggie’s main platform
  • Created a new, mobile-friendly UI, improving user engagement by 25%
  • Refactored legacy code, enhancing performance and reducing technical debt
Jan 2021 - Dec 2022
2 years
Srebrenik, Bosnia and Herzegovina

Frontend Developer

Bloola GmbH

  • Built applications for BMW clients using React and Angular
  • Worked in an Agile team, delivering high-quality, scalable frontend solutions
Jan 2020 - Present
5 years 10 months
Srebrenik, Bosnia and Herzegovina

Full Stack Developer

Upwork

  • Leveraging a strong React skill set to deliver impactful web solutions
  • Frontend: React, Redux, JavaScript, HTML, CSS, UI/UX development, WordPress
  • Backend: Node.js, RESTful APIs, server-side logic
  • Devops: Azure
  • Databases: MongoDB, Firebase
  • Delivered successful projects involving e-commerce applications, business management systems, single-page applications (SPAs), custom web solutions
  • Consistently focused on delivering high-quality code, meeting deadlines, and maintaining excellent client communication
  • Proven ability to improve user experience and streamline processes through effective web development

Summary

I'm a Software Developer with over 3 years of experience in building high-performance web applications. My work spans in React, Angular and experience with backend in NodeJS and in .NET, focusing on creating scalable, user-friendly solutions. My Upwork projects and past roles confirm my dedication to clean code, performance optimization, and seamless user experiences.

Languages

Bosnian
Native
English
Intermediate

Education

MSS “Srebrenik”

High School degree · Srebrenik, Bosnia and Herzegovina

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