I’m a full-stack developer with 16 years of experience in JavaScript, specializing in React, Node.js, NestJS, and TypeScript. I also have expertise in Flutter, Laravel, Express.js, and Next.js. With an antifragile mindset, I adapt and remain resilient, fostering a high-performance culture by blending technical and strategic thinking and applying best practices and optimization techniques. After revamping a legacy system, I cut load times by half and boosted user engagement by 30%. I thrive in collaborative environments and enjoy turning complex problems into scalable, maintainable software solutions. My experience spans cloud deployments (AWS/GCP), modern front-end and back-end stacks, and a focus on delivering value-driven results for users and businesses alike.…

Tomo Kristanc

5.0 (1 review)

I’m a full-stack developer with 16 years of experience in JavaScript, specializing in React, Node.js, NestJS, and TypeScript. I also have expertise in Flutter, Laravel, Express.js, and Next.js. With an antifragile mindset, I adapt and remain resilient, fostering a high-performance culture by blending technical and strategic thinking and applying best practices and optimization techniques. After revamping a legacy system, I cut load times by half and boosted user engagement by 30%. I thrive in collaborative environments and enjoy turning complex problems into scalable, maintainable software solutions. My experience spans cloud deployments (AWS/GCP), modern front-end and back-end stacks, and a focus on delivering value-driven results for users and businesses alike.…

Available to hire

I’m a full-stack developer with 16 years of experience in JavaScript, specializing in React, Node.js, NestJS, and TypeScript. I also have expertise in Flutter, Laravel, Express.js, and Next.js. With an antifragile mindset, I adapt and remain resilient, fostering a high-performance culture by blending technical and strategic thinking and applying best practices and optimization techniques.

After revamping a legacy system, I cut load times by half and boosted user engagement by 30%. I thrive in collaborative environments and enjoy turning complex problems into scalable, maintainable software solutions. My experience spans cloud deployments (AWS/GCP), modern front-end and back-end stacks, and a focus on delivering value-driven results for users and businesses alike.

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Skills

Experience Level

Jira
Expert
TypeScript
Expert
SQL
Expert
Python
Expert
Node.js
Expert
MySQL
Expert
Laravel
Expert
JavaScript
Expert
Google API
Expert
Github
Expert
CSS
Expert
Express
Expert
AngularJS
Expert
GraphQL
Expert
PostgreSQL
Expert
ionic
Expert
Stripe
Expert
MongoDB
Expert
Socket.IO
Expert
Docker
Expert
Flutter
Expert
Django
Expert
Redis
Expert
Dart
Expert
AWS
Expert
Tailwind
Expert
PHP
Expert
Kubernetes
Expert
Google Cloud
Expert
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Language

English
Fluent

Work Experience

Senior Web Developer at Thomson Reuters
January 1, 2025 - September 10, 2025
Led development of a web application for a financial company, deploying a Python back end and JavaScript front end to AWS to enable users to invest in funds. Also updated Django admin pages and implemented bulk CSV data imports. Built charts to visualize client computer data and delivered Python-based back end with a responsive front end for IT-related data extraction workflows.
Lead Web Developer at Torq Holdings, Inc
January 1, 2023 - September 10, 2025
Led a complete UI overhaul to a minimalist interface, improving onboarding and user experience. Implemented event tracking tools and a card-free trial system to increase app usage and engagement. Developed in-app tutorials, an in-app notification system, and split-payment functionality to enhance functionality and conversion.
Senior JS/TS Engineer at Clevertech (DBA Lumenalta)
January 1, 2020 - September 10, 2025
Developed and structured features to meet client requirements; improved performance by analyzing the codebase, identifying optimization opportunities, and implementing targeted solutions. Created and maintained workflows to implement new features and update existing ones, reducing load times and increasing user engagement. Adapted quickly to client needs and ensured project success.
Full-stack Developer at Clevertech (DBA Lumenalta)
January 1, 2017 - September 10, 2025
Adapted backend to switch from MySQL to MongoDB, enhancing scalability and performance. Designed and implemented robust user authentication, developed scalable payment processing, and implemented real-time order tracking. Ensured responsive and mobile-friendly design and delivered scalable architecture for future growth.
Senior Web Developer at Thomson Reuters
January 1, 2025 - September 10, 2025
Led the development of a financial web application with a Python backend and JavaScript frontend deployed on AWS; enabled users to invest in funds. Built a Django-based admin workflow and supported CSV bulk imports. Delivered data visualizations and charts for client computer information.
Lead Web Developer at Torq Holdings, Inc
January 1, 2023 - September 10, 2025
Headed a complete UI overhaul to a minimalist interface, improving onboarding and user experience. Implemented event tracking, a credit-card-free trial, in-app tutorials, a notification system, and split payments to enhance functionality and retention.
Senior JS/TS Engineer at Clevertech (DBA Lumenalta)
January 1, 2020 - September 10, 2025
Developed client-focused features, analyzed code for performance optimizations, and led workflows to implement new features. Reduced load times and improved user engagement through best practices and structured code.
Full-stack Developer at Clevertech (DBA Lumenalta)
January 1, 2017 - September 10, 2025
migrated from MySQL to MongoDB to enhance scalability; implemented secure authentication, integrated various payment gateways, and built real-time order tracking. Ensured responsive, mobile-friendly UI and scalable architecture for future growth.

Education

BA in Computer Programming, Graphic Design at University of Ljubljana
January 11, 2030 - September 10, 2025
BA in Computer Programming, Graphic Design at University of Ljubljana
January 11, 2030 - September 10, 2025

Qualifications

JavaScript Algorithms and Data Structures
April 1, 2021 - September 10, 2025
JavaScript Algorithms and Data Structures
April 1, 2021 - September 10, 2025

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Education, Financial Services
    paper Senior Web Developer
    • Created a web application for a financial company. I was the lead
      developer for a project that deployed a Python back end and
      JavaScript front end to AWS. The application allowed users to buy
      into investment funds.
    • Developed a Django (Python) web application for a company that works with insurance companies and radiologists. The work included
      updating Django admin pages and working with bulk imports of CSV
      data.
    • Built a web application for an IT support company. This project was a Python back end and a JavaScript front end.  Built charts to display information about client computers visually.