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Igor M. AWS, Microservices and Database Platforms

My name is Igor M. and I have over 8 years of experience in the tech industry. I specialize in the following technologies: PostgreSQL, Microservice, Liquibase, Docker, AWS Lambda, etc.. I hold a degree in . Some of the notable projects I’ve worked on include: Patronus, Berry, Tower defense game, Website Find band. I am based in Belgrade, Serbia. I've successfully completed 4 projects while developing at Softaims.

I approach every technical challenge with a mindset geared toward engineering excellence and robust solution architecture. I thrive on translating complex business requirements into elegant, efficient, and maintainable outputs. My expertise lies in diagnosing and optimizing system performance, ensuring that the deliverables are fast, reliable, and future-proof.

The core of my work involves adopting best practices and a disciplined methodology, focusing on meticulous planning and thorough verification. I believe that sustainable solution development requires discipline and a deep commitment to quality from inception to deployment. At Softaims, I leverage these skills daily to build resilient systems that stand the test of time.

I am dedicated to making a tangible difference in client success. I prioritize clear communication and transparency throughout the development lifecycle to ensure every deliverable exceeds expectations.

Main technologies

  • AWS, Microservices and Database Platforms

    8 years

  • PostgreSQL

    2 Years

  • Microservice

    7 Years

  • Liquibase

    2 Years

Additional skills

Direct hire

Potentially possible

Previous Company

Endava

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Experience Highlights

Patronus

Developed the backend for the Patronus App, a safety and emergency response tool, using Spring Boot and Kotlin with a focus on scalability and performance. Implemented a microservices architecture for faster, independent development cycles and integrated Twilio for enhanced communication. Utilized AWS services like Lambda, S3, and DynamoDB, optimized PostgreSQL for efficiency, and implemented secure authentication with Keycloak and Firebase. Maintained data reliability across services using distributed transactions to ensure ACID compliance.

Berry

Contributed to Berry App’s HR functionalities, including time-off, sick leave, and organizational management, using Spring Boot and Kotlin for a scalable backend. Led microservices architecture adoption to boost development agility and independent deployments. Utilized AWS (Lambda, S3, Secret Manager, PostgreSQL) for streamlined cloud management. Optimized PostgreSQL for data efficiency, introduced Liquibase for database consistency, and implemented Spring Security to ensure secure authentication and authorization.

Tower defense game

I have worked on this game with two colleagues from faculty. Programming language we used: C++ (Qt5). We were focused on technical implementation, functionality and complexity. On other side, design could be improved.

Website Find band

Web application used for connecting musicians, bands and taverns with shared interests. Technologies and frameworks used: React, Node, Mongoose, Express, MongoDB.

Education

  • University of Belgrade, Faculty of Mathematics

    in Belgrade

    2015-01-01-2020-01-01

Languages

  • English
  • Serbian