Dmitrijs Apolonovs
@dmitrijsapolonovs
Senior full-stack engineer delivering scalable web applications and cloud optimizations.
LatviaWhat I'm looking for
I am a Senior Software Engineer and full-stack developer with 10 years' experience designing, developing, and deploying high-performance web applications. I specialize in React, Node.js, Golang, and cloud migrations that reduced hosting costs by 20% and improved performance by up to 30%.
I lead cross-functional teams to deliver features ahead of schedule, implemented RESTful APIs and automated testing to raise coverage from 65% to 90%, and automated infrastructure with Terraform to cut setup time by 50%. I take pride in translating complex requirements into clean, secure code and driving measurable product improvements.
Experience
Work history, roles, and key accomplishments
Senior Software Engineer
Sontor
Oct 2022 - May 2025 (2 years 7 months)
Designed, developed, and deployed scalable web applications using JavaScript, React, and Node.js, improving application performance by 30% and reducing load times by 1.5s; implemented RESTful APIs and optimized database queries to reduce server response time by 25% and increased test coverage from 65% to 90%.
Full-Stack Engineer
Innovatech Solutions
Aug 2017 - Sep 2022 (5 years 1 month)
Designed and developed a fintech platform backend in Golang and frontend in React.js; implemented gRPC APIs and WebSocket real-time updates improving system responsiveness by 40% and automated AWS provisioning with Terraform to reduce setup time by 50%.
Full-Stack Engineer
WebCrafters Agency
Feb 2015 - Jul 2017 (2 years 5 months)
Delivered Vue.js and Symfony web applications, improving delivery time by 20% and developed custom PHP solutions that boosted user engagement; integrated third-party APIs and ensured mobile responsiveness across browsers.
Full-Stack Developer
CodeSphere Solutions
Jun 2014 - Feb 2015 (8 months)
Developed AngularJS and CodeIgniter applications, optimized MySQL databases for performance, and implemented secure authentication systems; migrated legacy systems to modern frameworks, improving maintainability and user adoption.
Education
Degrees, certifications, and relevant coursework
University of Latvia
Bachelor of Science, Computer Science
Completed a Bachelor's degree in Computer Science at the University of Latvia.
Availability
Location
LatviaAuthorized to work in
Job categories
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