Ivan Kokalovic

Backend Developer & Infrastructure Engineer

Bremen, Germany

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7+ Years Experience

5 Companies

15+ Skill Categories

6 Languages

About Me

Backend Developer at RISE (Research Industrial Systems Engineering) in Leipzig, specializing in infrastructure management, IAM systems, and backend development with Terragrunt, Java, Terraform, and Docker.

Previously spent over 4 years at IDnow, progressing from Ident Specialist through Fraud Prevention to Technical Services Engineer. Built OCR engines, wrote Lambda functions, and worked with monitoring tools like Graylog and Grafana.

Founded In Voice d.o.o. in Bosnia and Herzegovina - an IT consulting company where I built CRM systems, developed OCR solutions using Beowulf clusters, and worked on VoIP infrastructure.

Technical Skills

Programming

Python TypeScript Go Scala Java Rust Dart JavaScript C++ Vue.js

Infrastructure & DevOps

Terraform Terragrunt Ansible Docker Linux Git GitHub Actions AWS Kubernetes

Databases

MySQL PostgreSQL MongoDB MariaDB

Monitoring

Grafana Prometheus Graylog ELK Stack

Security & Identity

Keycloak OpenID Connect IAM

AI & Computer Vision

PyTorch Hugging Face YOLO MediaPipe OpenAI API MCP Servers AI Agents

Experience Timeline

Period	Role	Company
2025 - Present	Backend Developer	RISE, Leipzig
2022 - 2025	Technical Services Engineer	IDnow
2021 - 2022	Fraud Prevention Specialist	IDnow
2021 - 2021	Ident Specialist	IDnow
2019 - 2020	CEO & Founder	In Voice d.o.o.
2018 - 2019	IT Consultant	Media One