Recommended expert
Goran Djermanović
Software Engineer
Experience
Jan 2025 - Dec 2025
1 yearSoftware 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 yearsprati-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 yearsTechnical 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 yearsSolutions 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 yearsSerbia
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 yearsSerbia
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.
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (8 years), Transportation (8 years), Manufacturing (5 years), Insurance (5 years), Automotive (2 years), and Chemical (1 year).
Information Technology
Transportation
Manufacturing
Insurance
Automotive
Chemical
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (10 years), Accounting (6 years), Logistics (6 years), Operations (5 years), Supply Chain Management (5 years), and Product Development (5 years).
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
NativeEnglish
AdvancedEducation
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
Profile
Created
Last Update
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Frequently asked questions
Do you have questions? Here you can find further information.
Where is Goran based?
Goran is based in Šabac, Serbia and prefers 100% remote projects.
What languages does Goran speak?
Goran speaks the following languages: Serbian (Native), English (Advanced).
How many years of experience does Goran have?
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.
What roles would Goran be best suited for?
Based on recent experience, Goran would be well-suited for roles such as: Software Engineer, prati-stack (Microservice Vehicle Tracking Ecosystem), Technical Consultant & Architect.
What is Goran's latest experience?
Goran's most recent position is Software Engineer at Vukochem doo.
What companies has Goran worked for in recent years?
In recent years, Goran has worked for Vukochem doo, Neomatic LLC, ConVista Consulting, RM & M-Inox, and Atekom.
Which industries is Goran most experienced in?
Goran is most experienced in industries like Information Technology (IT), Transportation and Logistics, and Insurance. Goran also has some experience in Manufacturing, Automotive, and Chemical.
Which business areas is Goran most experienced in?
Goran is most experienced in business areas like Information Technology (IT), Accounting, and Logistics. Goran also has some experience in Product Development, Operations, and Supply Chain Management.
Which industries has Goran worked in recently?
Goran has recently worked in industries like Information Technology (IT), Transportation and Logistics, and Insurance.
Which business areas has Goran worked in recently?
Goran has recently worked in business areas like Information Technology (IT), Accounting, and Logistics.
What is Goran's education?
Goran holds a Master in Organizational Science – Information Systems module from Faculty of Organizational Sciences, University of Belgrade.
Does Goran have any certificates?
Goran has 2 certificates. These include: CEHv10 and Linux Administrator.
What is the availability of Goran?
Goran is immediately available full-time for suitable projects.
What is the rate of Goran?
Goran's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.
How to hire Goran?
To hire Goran, click the Meet button on the profile to request a meeting and discuss your project needs.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
800
600
400
200
Market avg: 530-690 €
Market avg: 530-690 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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