Sigitas Limontas

Available to hire

NET, React, and TypeScript. My background allows me to build reliable, scalable, and user-friendly applications, and I adapt quickly to new technologies and complex challenges.

About

I am a full-stack software developer with broad experience across both front-end and back-end technologies, with a strong focus on C#, .NET, React, and TypeScript. My background allows me to build reliable, scalable, and user-friendly applications, and I adapt quickly to new technologies and complex challenges.
I have worked on high-responsibility projects, including medical software where quality, stability, and security were critical. In these roles, I focused strongly on clean, maintainable, and extensible code, supported by modern *CI/CD pipelines and rigorous quality standards.
Alongside hands-on development, I have experience leading and mentoring teams, helping junior developers grow while keeping projects on track. Most of my professional experience has been in international, fully remote teams, collaborating with colleagues from Germany, Sweden, the USA, and Denmark.


Employment and project experience

*Technical Co-founder at Kreditai verslui
November 1, 2025 – Present

Full Stack Software Engineer at ConfiStecH, UAB
August 1, 2025 - November 1, 2025

*Full Stack Software Engineer at Crediflow AB
November 1, 2020 - July 1, 2025, November 1, 2017 - September 1, 2018

CTO at UAB TableAir
September 1, 2018 - October 1, 2020

Senior Software Developer and Architect at Medical project for Elekta
February 1, 2002 - November 1, 2017

  • 26 years' experience
  • Joined January 2026

Languages

  • EnglishAdvanced
  • LithuanianFluent
  • RussianAdvanced

Industry experience

  • Software & Internet
  • Professional Services

Work experience· 11 roles

Co-founder, Technical · Kreditai versluiNov 2025 – Present · 1 yr 1 mo

Architecting and building the loan auction system from scratch; backend architecture, APIs, and database models; collaborating with business co-founder on product requirements; tech stack includes C#, .NET, React, Typescript, DDD, CRQS, Azure, Bicep, GitHub Actions.

Full Stack Software Engineer · ConfiStecH, UABAug 2025 – Nov 2025 · 4 mos

Implemented features for both legacy and new projects in .NET and React stack; worked with C#, .NET Core, React, Typescript, Razor, Cosmos DB, MS SQL Server, Git, Docker.

Software Architect / Integration Engineer · TurimedaJan 2023 – Dec 2024 · 2 yrs

Designed and implemented an integration system for an AI-powered platform that detects aortic diseases from medical imaging; microservices-based with Dockerized AI algorithm; AWS deployment; DCM4CHE for DICOM communication; dual access via web UI and DICOM protocol; clinical workflow integration.

Full Stack Software Engineer · Crediflow ABNov 2020 – Jul 2025 · 4 yrs 9 mos
Software Developer · Allresults.liveMar 2019 – Present · 7 yrs 9 mos
CTO · UAB TableAirSep 2018 – Oct 2020 · 2 yrs 2 mos
Full Stack Software Engineer · OptoSweden ABNov 2017 – Sep 2018 · 11 mos
Senior Software Developer and Architect · UAB Rubedo SistemosDec 2009 – Nov 2017 · 8 yrs

Education

M.S. in Software Engineering · Kaunas University of Technology, Kaunas, Lithuania2030 – 2003
B.S. in Computer Science · Kaunas University of Technology, Kaunas, Lithuania2030 – 2001

Certifications and awards

C++ (Brainbench Master)2030 – 2026
Programmer/Analyst Aptitude (Brainbench Master)2030 – 2026
Programming Concepts (Brainbench Master)2030 – 2026
Project Management (Brainbench, 2005)2030 – 2026

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