Worked on a product that provides icons for designers and web developers. My responsibilities covered a wide range of tasks, including:- Developing new microservices to enhance functionality- Supporting and refactoring existing codebases- Implementing new features as per client requirements- Writing unit tests to ensure code quality and reliability- Assisting other developers with technical challenges and development tasks- Participating in brainstorming and planning sessions to drive project innovationKey Responsibilities: - Backend development with a focus on creating scalable and efficient services- Ensuring continuous integration and delivery using GitLab CI/CD pipelines- Containerizing applications using Docker and orchestrating them with Kubernetes- Managing data storage solutions with MongoDB, Redis and Clickhouse- Utilizing Mongoose for MongoDB object modeling- Conducting unit testing with Mocha and ts-mockito- Handling RESTful API development and integration with S3 Buckets

Contributed to the development of a health care application focused on data collection, AI processing, and health condition assessment. Responsibilities included:- Integrating Auth0 service for secure authentication and authorization- Designing and developing database schema using TypeORM and PostgreSQL- Integrating external APIs such as Oura Ring and Fitbit for health data aggregation- Writing unit tests with Jest and participating in integration testing efforts- Collaborating with frontend developers to ensure seamless integration of backend services- Contributing to system architecture design discussions and decision-making processes- Participating in Agile development methodologies such as sprint planning, stand-ups, and retrospectivesKey Responsibilities: - Backend development focusing on building secure and scalable RESTful APIs- Database design and management using TypeORM and PostgreSQL- Integration with third-party APIs to enrich application functionality- Authentication and authorization implementation using Auth0- Writing and maintaining unit tests for code reliability and quality assurance- Contributing to system documentation and knowledge sharing initiatives- Participating in code reviews and providing constructive feedback to team members

Technologies: Node.js, JavaScript, Express.js, MySQL, React.js, Algolia, AWS (EC2)Role: Full-Stack DeveloperDescription:As a full-stack developer in an innovative hardware remanufacturing company, I contributed to the evolution of engineering capabilities spanning software, hardware, and logistics—the core pillars of the company's business model. My primary focus was the development of an internal application designed to streamline operations and enhance productivity.Key Responsibilities:- Collaborated with cross-functional teams to understand business requirements and translate them into technical solutions.- Leveraged Node.js and Express.js for backend development, implementing robust APIs and services to support the application's functionality.- Utilized MySQL for database management, ensuring data integrity and optimal performance.- Developed responsive user interfaces using React.js, delivering intuitive experiences for internal users.- Integrated Algolia search functionality to enhance data discovery and retrieval within the application.- Deployed and maintained the application on AWS EC2 instances, ensuring scalability and reliability.This project provided me with valuable experience in tackling the complex challenges inherent in the intersection of software development and hardware remanufacturing, contributing to the company's ongoing success in its industry.