Senior Java Developer / Anatoly

8+ years of experienceBelgrade, Serbia

Senior Java Full Stack Developer with 8+ years of experience building and maintaining enterprise-grade systems and commercial solutions. Strong expertise in Spring ecosystem, microservices architecture, and full API integrations (REST/SOAP), with solid experience in distributed systems. Proven track record in optimizing high-load databases, designing scalable backend services, and contributing to complex ERP and geo-information systems. Experienced in working with Docker and Kubernetes in production environments. Background in Applied Mathematics, bringing strong analytical thinking to system design and performance optimization.

Skills

  • Java (8/11/17) | Spring Framework (Spring Boot, Spring Data, Spring MVC, Spring Security, AOP, WebFlux) | Linux | Microservices Architecture | REST API Development | SOAP Integrations | Full-Stack Development | PostgreSQL | Oracle Database | Hibernate ORM | Docker | Kubernetes | RabbitMQ | Kafka | MQTT | JEE (EJB, CDI) | JMIX | Keycloak | PL/SQL | Informix | MySQL | HTML | CSS | JavaScript | Jira | Git | Database Optimization | High-Load Systems | Distributed Systems | Asynchronous Communication | React | Android Development (Java) | ERP Systems | Geospatial Systems | API Integration | Code Review | AI | Scrum | Agile

Experience

Mar 2022 — now

Senior Java Developer

RTC ARGUS
  • Designed and delivered full-cycle commercial solutions including authentication, personnel management, and asset tracking subsystems
  • Developed Android application for field engineers integrated with monolith via REST (task management, workforce planning, time tracking)
  • Implemented asynchronous communication via RabbitMQ and MQTT with reactive programming (WebFlux) for high-load integrations
  • Architected multiple enterprise platforms: asset movement management, industrial weighing with MQTT and Keycloak, pharmaceutical consumption with NiFi and Grafana, phone number lifecycle management
  • Integrated monitoring stack with Prometheus and Grafana for observability
Aug 2019 — Mar 2022

Java Developer

RTC ARGUS
  • Worked on large-scale multi-module monolithic ERP system (JEE 8–11) supporting technical asset accounting, workforce management, and incident handling
  • Developed enterprise ERP modules for asset lifecycle management, workforce operations, work orders, and incident tracking
  • Implemented full-cycle commercial full-stack development with complex API integrations (SOAP Contract-First, REST)
  • Built complex Oracle queries and reporting logic processing large-scale datasets with performance optimization
  • Contributed to PIRS geo-module with JEE, React, PostgreSQL/PostGIS, and Leaflet; developed microservice-based calculation layer with Spring Cloud Eureka
Oct 2016 — Jul 2019

Java Full Stack Developer

NTIK
  • Developed and maintained enterprise ERP system for major oil production company
  • Designed and optimized data models in Informix with complex business logic in PL/SQL
  • Delivered key automation feature for reporting processes, significantly reducing manual operations
  • Participated in peer code reviews and system performance optimization

Education

Sep 2009 — Jun 2014

Master of Science in Applied Mathematics

Altai State Technical University

Contact

Takovska 5, Belgrade, 🇷🇸 Serbia.

Email: [email protected]