Mantas Brasiūnas

I am Mantas Brasiūnas, a freelance programmer.

I can assist you with the following:

Website development.
REST API development.
Database development.
Training:
- Website development.
- The V programming language.
- Preparation for the IT maturity exam.

My Services

Website Development

I create modern, visually appealing, and functional websites optimized for all devices. Using cutting-edge technologies, I ensure fast performance and a seamless user experience.

REST API Development

Designing and programming REST API interfaces. REST APIs enable your systems to communicate efficiently with each other. Emphasis is placed on optimal performance and clear documentation. Services include creating new REST APIs as well as integrating existing systems with third-party services.

Database Development

Designing and implementing efficient data storage systems, specializing in CouchDB databases. Focus on fast access and scalability to grow alongside your business.

Training Services

Individual training in the areas of website development, V programming languages. Also, preparing students for the IT maturity exam. Training is adapted to the students' knowledge level and specific needs, providing practical tasks and real examples.

Tech Stack

A modern, fast, and secure programming language created as an alternative to C. V stands out for its simplicity, speed, and safety, making it ideal for system programming and building web applications.

HTML

The standard markup language used for creating website structures. HTML5 enables the development of modern, semantically rich and accessible websites that can be used on any device.

CSS

A style sheet language used to format HTML documents. CSS3 enables the creation of attractive, responsive designs with animations, transition effects, and modern layouts.

JavaScript

A universal programming language that enables creating interactive websites. JavaScript runs on the client side and allows dynamically modifying page content, managing user interfaces, and communicating with the server.

C++

A programming language used to create efficient and high-performance applications. C++ allows low-level programming while maintaining high-level abstractions, making it suitable for developing complex systems.

CouchDB

A document-oriented NoSQL database optimized for web applications. CouchDB features replication capabilities, conflict resolution, and a RESTful HTTP API.

Portfolio

Kalbų kalvė

English language school website

Client: "Kalbų kalvė"

Date created: 2025-07

Technologies used: HTML, CSS, JavaScript

Website address: kalbukalve.lt

The website is intended for parents who want to register their children for English lessons, familiarize themselves with the curriculum, teachers, and get answers to frequently asked questions.

Affiliate Marketing

A website dedicated to presenting Christmas gift ideas and generating income through affiliate links.

Client: Personal project

Date created: 2023-10

Technologies used: HTML, CSS

Website address: sliekas99.lt

This project was created to create an additional source of income through affiliate marketing.