Software Engineer Node Js

Kyryl Cherevko

New York, NY 347-***-**** ***********@*****.***

EXPERIENCE

Full Stack Software Engineer Mar 2023 - Feb 2025

Early-Stage Tech Startup, New York, NY

● Engineered and maintained scalable full-stack applications utilizing React, JavaScript, and Node.js, with a primary focus on architecting and optimizing backend services.

● Designed and fine-tuned high-performance SQL queries, significantly improving database efficiency, query execution time, and overall application responsiveness.

● Collaborate cross-functionally with product managers and UX designers to define and refine technical requirements, ensuring seamless feature implementation and an optimized user experience.

● Developed and deployed a comprehensive Android application testing framework to simulate diverse network conditions, ensuring application stability, resilience, and seamless offline functionality.

● Led incident response efforts during on-call rotations, proactively diagnosing and resolving production issues to maintain system reliability, uptime, and performance integrity. Full Stack Developer Dec 2021 - Jan 2023

Avto Dim, Remote

● Architected, developed, and optimized backend services using Node.js and PostgreSQL, ensuring high-performance data processing and system scalability.

● Enforced engineering best practices, including clean code principles, automated testing, and performance optimizations, to enhance maintainability and reliability.

● Investigated and resolved intricate technical challenges, conducting root cause analysis and proactively mitigating risks to ensure on-time project delivery.

● Spearheaded the migration of on-premise applications to AWS, leveraging cloud-native solutions to enhance scalability, reliability, and operational efficiency. Frontend Engineer Nov 2020 - Nov 2021

Budova, Remote

● Engineered and maintained dynamic, high-performance user interfaces using React, optimizing responsiveness and ensuring a seamless user experience.

● Partnered closely with backend engineers to integrate RESTful APIs, enhancing data flow efficiency and contributing to backend service development when required.

● Optimized front-end performance by refactoring code and implementing best practices, reducing load times and improving application efficiency by 20%.

● Facilitated the migration of applications to AWS services, including S3, to enhance scalability, reliability, and deployment efficiency.

Frontend Engineer Feb 2020 -Sep 2020

Atlas Group, Odessa, UA

● Developed and optimized React-based user interfaces, delivering highly interactive and intuitive web applications with a focus on performance and usability.

● Implemented and enhanced backend features using Node.js, ensuring seamless API communication and efficient data processing between front-end and backend systems.

● Designed, implemented, and maintained unit tests for both front-end and backend code, leveraging testing frameworks to enhance reliability, functionality, and code coverage. SKILLS

Languages: JavaScript, TypeScript.

Technologies & Frameworks: React, Next.js, HTML, CSS, TailwindCSS. Backend & Databases: Node.js, Express, PostgreSQL, REST APIs, SQL, MongoDB. Cloud & DevOps: AWS (S3,), Docker.

Testing & Quality Assurance: Jest, Cypress, Unit Testing, Integration Testing Tools & Methodologies: Git, GitHub, CI/CD (GitHub Action), Agile Performance & Optimization: API Performance Tuning, Code Refactoring, System Scalability

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