Summary
Overview
Work History
Education
Skills
Languages
Timeline
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Josip Prekrat

Josip Prekrat

Zagreb

Summary

Full-stack developer with over 5 years of hands-on experience designing and building modern, scalable web applications and SaaS platforms.
Specialized in JavaScript/TypeScript ecosystems (React, Next.js, Vue.js, Node.js, Express) and cloud-native architectures leveraging AWS, PostgreSQL, Redis, and microservices.
Strong experience developing custom APIs, backend systems, integrations, and AI-enhanced features for clients across Europe and Australia.
Collaborative, detail-oriented, and driven by continuous learning, adept at managing complete software lifecycles in Agile/Scrum environments.

Overview

6
6
years of professional experience

Work History

Full-Stack Developer

Burai
08.2024 - Current
  • Building the frontend with Vue.js and the backend with Node.js and Express, supported by a PostgreSQL database.
  • Working with Redis caching and RabbitMQ message queues to optimize performance and communication between services.
  • Integrated with AWS S3, Microsoft Blob Storage, and various third-party services.
  • Collaborated closely with product and design teams to deliver a seamless, performant user experience.

Founder & Lead Developer

ThreeO Digital Solutions
05.2024 - 08.2025
  • Founded a web development agency specializing in SaaS platforms and high-performance applications.
  • Delivered major projects such as Scopey (AI-powered project management) and BrokerKit (insurance automation suite).
  • Led architecture, full-stack implementation, deployment cycles, and client communications.
  • Managed distributed teams following Agile delivery processes.

Freelance Full-Stack Developer

Self-employed
10.2020 - 05.2024
  • Designed and developed websites, webshops, and microservices for diverse clients.
  • Delivered end-to-end web solutions using React, Next.js, Node.js, PostgreSQL, and AWS.
  • Created custom integrations, optimized performance, and ensured security and scalability.
  • Worked with small businesses and startups to build tools that improved their operations and online presence.

Service Manager

Croatian Meteorological and Hydrological Service (DHMZ)
09.2019 - 07.2023
  • Maintained and repaired air quality measurement instruments.
  • Completed certified technical trainings (Grimm, EAS Envimet).
  • Strengthened mechanical, problem-solving and technical precision skills.

Education

Bachelor’s Degree in Professional Computer Enginee -

Bachelor’s Degree in Professional Computer Engineering
02-2024

High School Diploma -

Geodetic Technical School
Zagreb
06-2018

Skills

  • Languages: Java, TypeScript, JavaScript, Go
  • FE frameworks: React, Vue, Next
  • BE frameworks: Express, Spring
  • Databases: Postgres, Dynamo, Mongo, MySQL
  • Other: Redis, RabbitMQ, S3, Amazon Blob Storage, Docker, GIt

Languages

English
Full Professional

Timeline

Full-Stack Developer

Burai
08.2024 - Current

Founder & Lead Developer

ThreeO Digital Solutions
05.2024 - 08.2025

Freelance Full-Stack Developer

Self-employed
10.2020 - 05.2024

Service Manager

Croatian Meteorological and Hydrological Service (DHMZ)
09.2019 - 07.2023

Bachelor’s Degree in Professional Computer Enginee -

Bachelor’s Degree in Professional Computer Engineering

High School Diploma -

Geodetic Technical School

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Josip Prekrat