Микола

Mykola Senyk
Full Stack Developer

LinkedIn | Telegram | [відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація») | Ternopil

SUMMARY
Full-Stack Developer with 5+ years of experience delivering web and mobile applications using
Laravel, React and MySQL. Skilled in designing scalable backend systems, building REST
APIs, optimizing application performance and integrating complex third-party services.
Contributed to 10+ commercial projects across multiple industries, combining strong backend
expertise with end-to-end product development experience.

Domain Expertise: SaaS, CRM, Manufacturing, Product Configurators, EdTech,
Telecommunications, E-commerce, Logistics

SKILLS
Languages: PHP, JavaScript (ES6+), TypeScript, SQL
Backend: Laravel, REST APIs, MySQL, PostgreSQL, Redis, Queues, Horizon, PHPUnit,
Feature & Unit Testing
Frontend: React, React Native, Next.js, Redux, HTML5, CSS3, PWA, jQuery
DevOps & Infrastructure: Docker, Linux, Nginx, GitHub Actions, DigitalOcean, Hetzner
AI Tools: Cursor, Claude Code, ChatGPT
Tools & Services: Git, Postman, Firebase, Vercel, Jira, Confluence

EXPERIENCE
Full-Stack Developer | NDA | December 2025 – June 2026

● Served as the primary backend developer for a SaaS/CRM platform built with Laravel
and PostgreSQL.
● Designed scalable APIs, asynchronous processing with Queues, Redis and Horizon, and
integrated payment, messaging and tracking services.
● Managed production deployments and infrastructure on Hetzner, improving platform
stability and scalability.
● Optimized backend performance and React frontend responsiveness.
● Increased backend throughput by 10×.
● Improved scalability and API responsiveness under high load.
● Built and maintained integrations with NowPayments, Telegram, Google Ads, TikTok,
Facebook and Firebase.

Full-Stack Developer | Skander Solution | 2020 – 2025

● Developed and maintained scalable web and mobile applications using Laravel,
React, React Native and MySQL.
● Led backend development for Laravel applications, building REST APIs and
integrations with payment systems, Firebase and third-party services.
● Designed asynchronous processing using Redis, Queues and Laravel Horizon for
high-load applications.
● Developed cross-platform mobile applications with React Native and Expo.
● Optimized application architecture, SQL queries, API performance and frontend
performance.

● Contributed to architecture decisions, code reviews and production deployments.
● Collaborated with cross-functional teams to deliver production-ready features for
international clients.
● Reduced application loading time by 30%.
● Delivered multiple large-scale commercial web and mobile applications across SaaS,
manufacturing, education and e-commerce.
● Improved API performance and database efficiency through backend optimization.
● Progressed from backend-focused development to full-stack ownership.

EDUCATION
Specialist in Computer Science
Ternopil State ‘Ivan Pul’uj’ Technical University | Sep 2012 – Jun 2015

LANGUAGES
English — B2
Ukrainian — Native