This module provides fast and easy way for creating Discord bots and deep integration with your NestJS application.

Responsibilities:

1. Created a package for creating Discord bots with Nest.js
2. Provided support for the package users
3. Implemented new features and bug fixes

Achievements:

1. Published a package that has been downloaded over 1000 times
2. Gained a community of 100+ developers using the package
3. More 400 stars on GitHub

Participated in the development of a mobile application for selling jewelry products.

Responsibilities:

1. Developed the Backend-for-Frontend (BFF) using Node.js
2. Collaborated closely with backend and frontend developers
3. Implemented automated testing for backend functionality

Achievements:

1. Wrote a significant part of the BFF in Node.js, reducing the workload on backend developers
2. Reduced the time needed to identify backend-related bugs

Led the backend development of a competitive gaming mobile application aimed at rivaling Faceit.

Responsibilities:

1. Team formation and hiring process
2. Performed regular code reviews
3. Integrated CI/CD pipelines using GitHub Actions
4. Managed project deployment with Docker and Kubernetes
5. Decomposed user stories together with the Product Manager
6. Mentored team members and provided onboarding support
7. Estimated feature development timelines and justified them to the business

Achievements:

1. Successfully built and onboarded a full development team
2. Established development processes within two months, including mentorship and code review routines
3. Modularized the application architecture by defining clear responsibility zones
4. Started transitioning from a monolithic architecture to microservices
5. Implemented message queues and caching mechanisms to improve performance
6. Introduced Domain-Driven Design (DDD) and Command Query Responsibility Segregation (CQRS)
7. Conducted a full development audit and documentation process

Contributed to the development of a service for selecting auto repair shops.

Responsibilities:

1. Developed analytics algorithms to estimate order completion time
2. Implemented a cost calculation module for final order pricing
3. Integrated ElasticSearch to enhance search functionality
4. Developed a spare parts tracking system
5. Set up CI/CD integration
6. Deployed the application on Kubernetes
7. Performed refactoring of the existing codebase

Achievements:

1. Significantly contributed to feature development and functional improvements, enhancing the user experience in choosing auto repair services
2. Designed and implemented analytics algorithms to optimize order processing times, improving service efficiency
3. Successfully refactored the legacy codebase to improve readability, scalability, and maintainability

Contributed to the development of a fast food delivery service.

Responsibilities:

1. Developed a new CMS database and migrated product data from 1C
2. Built a Telegram bot for placing orders
3. Participated in the design and architecture of the application

Achievements:

1. Developed an adaptive web version in a short timeframe
2. Improved skills in bot development
3. Conducted full application profiling and resolved performance issues

Worked on a full-cycle delivery service for Japanese sweets, allowing users to order randomized snack boxes via the website.

Responsibilities:

1. Designed a unique and engaging website UI
2. Implemented core project functionality and logic
3. Developed site layout and optimized it for SEO
4. Integrated payment gateways for online purchases

Achievements:

1. Created a fully functional e-commerce website from scratch
2. Achieved over 500,000 customers in a year with high conversion rates
3. Gained consistent organic traffic of 100+ unique visitors per day through SEO optimization