Goran Djermanović - Senior Java Developer, Insurance

🚀 FRATCH GPT 2.0 - Find freelancers with a single prompt. Now including price benchmarking.

Recommended expert

Šabac, Serbia

Check rate

Experience

Jan 2025 - Dec 2025

1 year

Software Engineer

Vukochem doo

Implemented a Dockerized myWMS environment integrating PostgreSQL, WildFly, ReportServer, and PgAdmin.
Automated configuration and deployment pipelines, reducing manual setup time by 40%.

Jan 2024 - Dec 2025

2 years

prati-stack (Microservice Vehicle Tracking Ecosystem)

Architected and developed a modular tracking solution using Java 21, Spring Boot 3.5, PostgreSQL (TimescaleDB), Docker Compose, and Caddy.
Integrated Keycloak for authentication, Grafana for monitoring, and RabbitMQ for telemetry ingestion.
Defined domain-driven architecture, implemented Liquibase migrations, and optimized communication between microservices.

Jan 2022 - Dec 2025

4 years

Technical Consultant & Architect

Neomatic LLC

Led development of an insurance Broker Platform using Faktor-IPS and Vaadin, integrating multiple insurers via REST and WSDL.
Improved API performance and modularity, reducing bug rate by 30% and enhancing system scalability.
Utilized GitHub Copilot and ChatGPT-assisted workflows to accelerate development by 25%.

Jan 2021 - Dec 2022

2 years

Solutions Engineer

ConVista Consulting

Developed REST APIs and modular components for insurance broker applications using Faktor-IPS and Linkki frameworks.
Enhanced system stability and maintainability through clean architectural refactoring.

Jan 2018 - Dec 2021

4 years

Serbia

Java Developer / Consultant

RM & M-Inox

Modernized warehouse and production systems using JavaFX, Spring Boot, and MySQL.
Delivered ERP-like inventory management modules with real-time synchronization and reporting.

Jan 2016 - Dec 2021

6 years

Serbia

Lead Developer / Functional Consultant

Atekom

Migrated legacy accounting and tracking systems to Spring Boot and Vaadin, reducing maintenance costs and downtime.
Developed a multi-user logistics platform with real-time GPS tracking and role-based access control.
Collaborated with clients to design scalable backend services and reporting modules.

Industry experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Transportation, Manufacturing, Insurance, Automotive, and Chemical.

Information Technology

Transportation

Manufacturing

Insurance

Automotive

Chemical

Business area experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Accounting, Logistics, Operations, Supply Chain Management, and Product Development.

Information Technology

Accounting

Logistics

Operations

Supply Chain Management

Product Development

Summary

Senior Java Developer with 15+ years of experience designing, developing, and modernizing enterprise systems across insurance, logistics, and ERP domains. Specialized in building scalable microservice architectures using Spring Boot, Vaadin, and Docker. Proven record in optimizing APIs, refactoring legacy systems, and improving system reliability and performance. Experienced in remote collaboration with international clients and cross-functional teams. Strong analytical mindset with a focus on clean code, architecture quality, and delivering production-ready software in Agile environments.

Skills

Java (8–21)
Spring Boot
Restful Apis
Jpa/Hibernate
Vaadin 8/24
Linkki
Faktor-Ips
Microservices Architecture
Docker
Git
Maven
Liquibase
Postgresql
Mysql
Oracle (Pl/Sql)
System Integration
Api Design
Legacy Modernization
Keycloak
Linux
Wildfly
Tomcat
Testing (Junit, Mockito)
Ci/Cd Concepts
Agile/Scrum

Languages

Serbian

Native

English

Advanced

Education

Faculty of Organizational Sciences, University of Belgrade

MSc in Organizational Science, Information Systems module · Organizational Science – Information Systems module · Belgrade, Serbia

Certifications & licenses

CEHv10

EC-Council

Linux Administrator

ETF Belgrade

Statistics

Experience

Total positions 6

Experience in Information Technology 8 y

Avg length 3 y 1 m

Longest experience 5 y 11 m

Global experience

Countries worked in 1 (Serbia)

Primary country Serbia

Expertise

Recent roles Software Engineer, prati-stack (Microservice Vehicle Tracking Ecosystem), Technical Consultant & Architect

Main industries Information Technology, Transportation, Manufacturing

Main business areas Information Technology, Accounting, Logistics

Qualifications

Highest degree Master

Certifications earned 2

Profile

Member since

May 2025

Last update

November 2025

Need a freelancer? Find your match in seconds.

Try FRATCH GPT

Frequently asked questions

Have questions? Find more information here.

Goran is based in Šabac, Serbia and prefers 100% remote projects.

Goran speaks the following languages: Serbian (Native), English (Advanced).

Goran has at least 10 years of experience. During this time, Goran has worked in at least 6 different roles and for 5 different companies. The average length of individual experience is 2 years and 8 months. Note that Goran may not have shared all experience and actually has more experience.

Based on recent experience, Goran would be well-suited for roles such as: Software Engineer, prati-stack (Microservice Vehicle Tracking Ecosystem), Technical Consultant & Architect.

Goran's most recent position is Software Engineer at Vukochem doo.

In recent years, Goran has worked for Vukochem doo, Neomatic LLC, ConVista Consulting, RM & M-Inox, and Atekom.

Goran is most experienced in industries like Information Technology, Transportation, and Insurance. Goran also has some experience in Manufacturing, Automotive, and Chemical.

Goran is most experienced in business areas like Information Technology, Accounting, and Logistics. Goran also has some experience in Product Development, Operations, and Supply Chain Management.

Goran has recently worked in industries like Information Technology, Transportation, and Insurance.

Goran has recently worked in business areas like Information Technology, Accounting, and Logistics.

Goran holds a Master in Organizational Science – Information Systems module from Faculty of Organizational Sciences, University of Belgrade.

Goran has 2 certificates. These include: CEHv10 and Linux Administrator.

The availability of Goran needs to be confirmed.

Daily rate distribution

0 2 4 6 8

<€320 €400-480 €560-640 €720+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

800

600

400

200

Daily rate avg. 595 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

800

600

400

200

Median rate 600 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Calculated based on our freelancers’ daily rates as of 7 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.