Дмитро

Dmytro Yaremchuk
Full-Stack Software Developer

Ivano-Frankivsk, Ukraine • [open contact info](look above in the "contact info" section) • [open contact info](look above in the "contact info" section) • Telegram | LinkedIn | WEB

Summary
A full-stack developer with over 4 years of experience building and maintaining web applications. Proficient
in React, Next.js, TypeScript, and JavaScript. Experienced in UI development, REST API integration,
implementing authentication systems, state management, testing, and creating responsive layouts.
Collaborated closely with cross-functional teams throughout the product lifecycle, contributing to feature
development, performance optimization, and user experience improvements. Focused on delivering scalable,
maintainable, and business-effective solutions.

Skills

Core: JavaScript (ES5+), React, React Query, Next.js, TypeScript, TailwindCSS, Radix, MUI, Sass/Scss,
CSS, HTML, React Native, Flutter.
Back-End: Node.js, Express, NestJS, REST API, WebSocket.
Databases & Storage: MongoDB, PostgreSQL, Prisma ORM, Drizzle ORM, Redis.
DevOps & Deployment: VPS/VDS (Nginx), AWS, Supabase, Render, Git, Git Lab CI/CD, Vercel, Linux,
Docker, Sentry, Version control systems.
Testing & Automation: Unit, UI/UX testing, Jest, Playwright.
AI: Proficient in AI-assisted development (GitHub Copilot, Claude Code), Testing (UI testing, E2E, Unit).
Languages: English (B2), Ukrainian (Native), Russian (Native).


Education

Ivano-Frankivsk National Technical University of Oil and Gas
Bachelor's Degree in Data Systems and Technologies

Experience

WahooPredict (Developer team)– Team Lead / Full-Stack Developer (NextJS)
Remote (Contract)
03.2026 - n.d.
● Led the development of the core web platform for a prediction markets product as Team Lead,
defining technical architecture and driving delivery of responsive, high-performance interfaces using
React/Next.js and TypeScript.
● Directed the design and build of an internal admin panel for managing platform content, user
accounts, and market configurations, aligning the team around a scalable operational workflow.
● Owned the architecture and rollout of a custom CMS/CRM system supporting content management
and customer relationship workflows, reducing manual overhead across the organization.
● Oversaw the collection, structuring, and governance of large-scale datasets related to prediction
markets and user activity, setting standards for data integrity and consistency across the team.
● Drove analytics and data analysis initiatives on platform usage and market performance, translating
findings into concrete product and business recommendations.
● Led performance optimization efforts across the web application, setting priorities for profiling, code
splitting, and refactoring to improve load times and stability.
● Managed a development team end-to-end — task planning, code review, technical mentorship, and
day-to-day micromanagement — to keep delivery on schedule and maintain high code quality.

Dizair Software – Middle+/Senior Front-end Developer (NextJS)

Remote
06.2025 - 05.2026

● Developed CRM systems for IGaming oriented, tailored for managing large volumes of specialized
schedules and workflows. Also worked on the front view of Casino web apps.
● Engineered solutions for handling and visualizing extensive datasets, ensuring efficiency and
scalability.
● Worked with complex, large-scale data structures to support business-critical operations.
● Reduced LCP from 4.2s to 1.8s on the game lobby page. Built deposit flow UI handling 2k+ daily
transactions.

AILunara – Middle+ Full-stack Developer (NextJS)
Remote
05.2024 - 06.25

● Developed an in-house and client-facing AI assistant by integrating LLM models via ChatGPT and
Claude APIs, enabling natural language understanding and smart automation.
● Built the company’s website and an intuitive admin dashboard for managing the assistant, tracking
analytics, and handling user interactions.
● Collaborated with the AI team to fine-tune model behavior for domain-specific use cases.
● Developed intuitive admin tools for managing indexed content and analytics dashboards.

Spefix – Junior+ Front-end Developer (NextJS)
Remote
11.2023 - 05.2024

● Designed and developed the company’s main website with a focus on performance, SEO
optimization, and CMS-friendly architecture using Next.js and TypeScript.
● Built a custom AI-powered search engine leveraging NLP models and vector search for semantic
relevance.
● Integrated the smart search solution into client websites as a white-label product, improving user
experience and conversion rates.
● Implemented scalable API endpoints with FastAPI and PostgreSQL to serve real-time search
queries.
● Collaborated with the AI team to fine-tune model behavior for domain-specific use cases.
● Developed intuitive admin tools for managing indexed content and analytics dashboards.

Mageap – Front-end Developer (VueJS)
Remote
05.2023 - 11.2023

● Worked as part of a distributed outsource development team delivering front-end solutions for
e-commerce SaaS product clients.
● Built and maintained core storefront features (product catalog, cart, checkout flow) using Vue(2+
version) and TypeScript across multiple client projects.
● Integrated third-party services including payment gateways and inventory/stock management APIs
into client e-commerce platforms.
● Collaborated with cross-functional teams (designers, backend developers, QA) across parallel client
engagements, adapting quickly to different codebases and technical requirements.
● Implemented responsive, performance-optimized UI components, contributing to improved page
load times and conversion rates for client storefronts.
● Participated in Agile ceremonies (sprint planning, code reviews) across multiple concurrent projects
with varying business requirements.