Serhii L. looks like a good fit?

We can organize an interview with Aldin or any of our 25,000 available candidates within 48 hours. How would you like to proceed?

Schedule Interview Now

Serhii L. - Fullstack Developer, App Development, Apps

At Softaims, I’ve found a workplace that thrives on collaboration and purposeful creation. The work we do here is about more than technology—it’s about transforming ideas into results that matter. Every project brings a mix of challenges and opportunities, and I approach them with a mindset of continuous learning and improvement. My philosophy centers around three principles: clarity, sustainability, and impact. Clarity means designing systems that are understandable, adaptable, and easy to maintain. Sustainability is about building with the future in mind, ensuring that the work we do today can evolve gracefully over time. And impact means creating something that genuinely improves how people work, connect, or experience the world. One of the most rewarding aspects of working at Softaims is the diversity of thought that every team member brings. We share insights, question assumptions, and push each other to think differently. It’s this culture of curiosity and openness that drives the quality of what we produce. Every solution we deliver is a reflection of that shared dedication. I’m proud to contribute to projects that not only meet client expectations but also exceed them through thoughtful execution and attention to detail. As I continue to grow in this journey, I remain focused on delivering meaningful outcomes that align technology with purpose.

Main technologies

  • Fullstack Developer

    10 years

  • node.js

    5 Years

  • TypeScript

    4 Years

  • JavaScript

    8 Years

Additional skills

  • node.js
  • TypeScript
  • JavaScript
  • LangChain
  • OpenAI API
  • Firebase
  • Firebase Cloud Firestore
  • Google Cloud Platform
  • PostgreSQL
  • Redis
  • Git
  • LLM Prompt Engineering
  • GPT Chatbot
  • App Development
  • Apps

Direct hire

Potentially possible

Ready to get matched with vetted developers fast?

Let’s get started today!

Hire undefined

Experience Highlights

Mental Health Support App | Node.js, NLP

Duration: 7 months Developed NestJS Back-end for a Flutter application and admin dashboard. My responsibilities: - Database architecture - Media upload to AWS S3 - Recommendation algorithm (NLP tokenization) - Stripe billing integration - Internal currency and rewards logic - Admin dashboard - Setup CI/CD, Docker container - Postman API Documentation

Lead Generation Platform | Node.js, AI

Duration: 1 year and 1 month Developed a high-performance Lead Generation platform with AI-driven automated SMS campaigns. Responsibilities: - Designed and implemented a 3-layer server architecture - Managed PostgreSQL database administration - Integrated OpenAI API for AI-driven features - Integrated Twilio, Telnyx, and Plivo for SMS automation - Implemented Stripe for billing and payments - Performance optimizations - Data migration, Google Pub/Sub

AI Chatbot MVP | LangGraph, Next.js

Duration: 2 weeks Developed an AI assistant that processes doctor-patient audio recordings, extracts key information, and manages patient medical history. My responsibilities: - LangGraph agent architecture - Assembly AI integration for transcribe - OpenAI API integration - PDF / Docx generation

White Label Crypto Wallet App | NestJS, Blockchain

Duration: 5 months Held full responsibility for standalone microservices in a white-label crypto-fiat exchanger. My responsibilities: - Integration of Crypto Exchanges - Payment Gateway - Database architecture

Education

  • Physics and Technical Lyceum (PTL)

    High school degree in Computer science

    2009-01-01-2012-01-01

Languages

  • English
  • Russian
  • Ukrainian

Personal Accounts