Senior Full-Stack Engineer building scalable SaaS & AI platforms
Focused on production-grade systems, monetisation architecture, and long-term product impact. Built by sergedhm to feel slightly "alive".
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SERVICES
Elevating your digital presence with cutting-edge technology and tailored solutions designed for growth.
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Trusted by Clients Worldwide
I work with clients across North America, Europe, and the Middle East delivering modern web development and custom IT solutions. With time-zone advantages, your project keeps moving forward even while you’re offline.
US, Canada, Europe, Israel & more.
Clear and friendly communication through Google Meet, WhatsApp, and email.
Flexible time zones & international payment support.
English, Hebrew, and Russian , making collaboration easier for international clients.
Why Choose Me
Fast Delivery
Your project progresses efficiently often even while you’re offline.
Worldwide Clients
US, Canada, EU, Israel & more, trusted global collaboration.
Clear Communication
Straightforward and responsive communication throughout the project.
Clean, Scalable Code
Modern engineering best practices for long-term reliability.
UI/UX + Development
Full end-to-end service from design to deployment.
Reliable Support
Dedicated ongoing help, updates, and maintenance.
Tailored Solutions
Every project is custom-built for your exact goals.
Problem-Solving Mindset
Practical, efficient solutions to complex challenges.
I'm Building Production-Focused Apps, Not Just Demos
In a world of fast AI-generated prototypes, I focus on scalability, reliability, and maintainable architectures that power real-world products. ." My focus is on scalability, security, and the technical excellence that turns a vision into a thriving digital product.
Technology & Methods
Modern Tech Stack
Utilizing the latest proven technologies like Next.js, TypeScript, and serverless functions for optimal performance and scalability.
Agile & Transparent
Employing Agile methodologies for iterative development, ensuring you are involved and informed throughout the entire process.
Efficient Delivery
Combining automated workflows with clear project milestones to deliver high-quality products on schedule, without compromise.
Complete Technology Ecosystem
A high-performance stack curated for scalability, resilience, and speed.
Frontend
- React
- Next.js
- TypeScript
- Angular
- Vue.js
- Tailwind CSS
- Material UI
- D3.js
- SVG Animation
- RxJS
- HTML5/CSS3
Backend & Cloud
- Node.js
- Python
- FastAPI
- AWS (EC2, S3, Lambda)
- Azure
- Google Cloud Platform
- Firebase
- Supabase
- Redis
- RabbitMQ
- RESTful APIs
- GraphQL
AI & Machine Learning
- OpenAI API
- Langchain
- Prompt Engineering
- Gemini AI
- Vector Databases
- AI-Agent Orchestration
Database
- PostgreSQL
- MySQL
- MongoDB
- DynamoDB
- Prisma
- Drizzle
DevOps & Infrastructure
- Docker
- Kubernetes
- CI/CD (GitHub Actions)
- Linux Server Management
- Git/GitFlow
CMS & Others
- WordPress
- WooCommerce
- Headless CMS
- Figma
- Microservices Architecture
& many more...
Optimized for Search Engines & Production Excellence
Projects
Mark Johnson
CEO, Innovate Solutions
Serge transformed our outdated website into a modern, lightning-fast platform. His business-focused approach meant he didn't just build what we asked for; he built what we needed to grow. The results have been phenomenal.
Sarah Chen
Operations Director
The custom dashboard Serge developed for us has revolutionized our workflow. He took a complex set of requirements and delivered an intuitive, powerful tool that has saved us countless hours. I can't recommend him enough.
David Lee
Founder, E-Commerce Startup
From the initial MVP to the full-scale launch, Serge was the perfect partner. His code is clean, his communication is clear, and his dedication to our project's success was evident every step of the way.
Michael Turner
Founder
Working with Serge was refreshingly straightforward. He quickly understood our business goals and translated them into a fast, polished website that actually converts. Communication was clear, deadlines were respected, and the final result exceeded expectations.
Elena Rodriguez
Startup Founder
Serge built our MVP from scratch and helped us focus on what truly mattered for launch. His technical expertise, combined with practical product thinking, saved us time and budget. We went live faster than planned and with confidence.
Andrew Coleman
Head of Operations, Logistics Company
The internal tools Serge developed completely changed how our team works. Everything is intuitive, fast, and tailored exactly to our workflow. He asks the right questions and delivers solutions, not just code.
Nina Feldman
Product Manager, Digital Agency
We hired Serge for UI/UX and frontend development, and the experience was excellent. The design is clean, modern, and user-focused, and the implementation was flawless. Our users immediately noticed the improvement.
Jason Wu
CTO, B2B Platform
Serge helped us integrate AI features and automation into our platform. He explained complex concepts clearly and delivered a reliable, production-ready solution. Professional, proactive, and easy to work with.
Laura Bennett
CEO, Online Services Company
What stood out most was Serge’s ownership mindset. He treated our project like his own, suggested improvements we hadn’t considered, and stayed involved even after delivery. That level of dedication is rare.
About sergedhm
A Senior Full-Stack Engineer known as sergedhm with over 7 years of experience building scalable SaaS and AI platforms and end-to-end, production-grade web systems. I combine strong engineering fundamentals with AI technologies to create reliable, high-performance digital products. I enjoy taking ownership of solutions, focusing on clean architecture, automation, and long-term maintainability to solve real-world business challenges.
I specialize in architecting production-grade systems that bridge the gap between complex AI logic and scalable web infrastructures. My approach prioritizes reliability, maintainability, and long-term product impact over rapid prototyping.
Frequently Asked Questions
Ready to Start a Project?
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