TALENT-77681

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Professional Summary

Candidate is a Backend Engineer with 7 years of experience specializing in scalable backend development, system architecture, and cloud infrastructure management. Skilled in working with TypeScript, Node.js, and multiple database technologies including PostgreSQL, MySQL, MongoDB, DynamoDB, Redis, and ClickHouse. Experienced in designing and implementing microservices architectures, optimizing system performance, and integrating complex messaging systems such as Kafka, RabbitMQ, and AWS SQS. Proficient in using AWS cloud services, Docker, Kubernetes, and infrastructure as code tools like Terraform for efficient deployment and scalability. Strong problem-solving skills with a focus on building secure, maintainable, and high-performance systems. Adept at collaborating within Agile teams and contributing to architectural decisions that enhance software reliability and operational efficiency.

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Portfolio

Education

National Polytechnic University of Armenia / Bachelor's Degree in Electrical and Electronics Engineering

2011 - 2017

Basic IT Center / Master's Degree in Computer Programming

2017 - 2018

Certifications and Trainings

Arc Certified Remote Developer - Arc.dev - 2025
JavaScript (Intermediate) - HackerRank - 2022
Problem Solving (Basic) - HackerRank - 2020

Experience

Senior Backend Engineer

Industry: Software Development

Apr 2023 – Jan 2025

Designing and enhancing new applications, expanding functionality, troubleshooting software issues.
Making key architectural decisions to improve code quality and optimize system performance.
Utilizing JavaScript and Nest.js for backend development.
Leveraging AWS Lambda for scalable serverless architecture.
Managing data with MySQL on Amazon RDS.
Implementing infrastructure as code using Terraform.
Developing an NPM module for shared entities to improve code reusability.
Designing advanced lead search mechanism optimizing data retrieval and reducing API costs.

Lead Backend Engineer

Industry: IT Services and IT Consulting

Aug 2021 – Mar 2023

Led development of new system features focusing on debugging, testing, and designing maintainable object-oriented code.
Integrated banking and authentication systems enhancing functionality and security.
Developed core functionality using JavaScript and Node.js backend framework.
Utilized MongoDB for database management.
Implemented Portfolio feature for tracking crypto and fiat assets.
Enhanced KYC authentication improving identity verification and compliance.
Integrated external services for wallet address management.
Contributed to architectural decisions and maintained best practices through code reviews.

Senior Full-stack Engineer

Industry: IT Services and IT Consulting

Feb 2022 – Oct 2022

Enhanced and integrated new features and fixed critical bugs.
Collaborated with QA and mobile teams for seamless integration.
Developed scalable solutions using Node.js, TypeScript, and AWS Serverless.
Managed databases with DynamoDB, AWS SQS, and AWS S3.
Developed unit tests using Jest.
Contributed to front-end development using React.js.
Designed automated DynamoDB backup using AWS Lambda.

Back-end Developer

Industry: Technology, Information and Internet

Dec 2019 – Apr 2021

Utilized Node.js and TypeScript with Moleculer.js framework.
Employed MongoDB and Redis for caching.
Designed and developed microservices for content management.
Integrated Kafka streaming and Elasticsearch for real-time data and search functionality.
Leveraged gRPC, Kafka, AWS, and ClickHouse for system scalability and analytics.

Node.js Developer

Industry: IT Services and IT Consulting

May 2018 – Dec 2019

Built multi-level authorization service with RBAC and OAuth2.
Conducted code reviews and participated in Agile meetings.
Developed gambling platform backend using JavaScript, TypeScript, and Node.js.
Integrated PostgreSQL with Knex ORM and logical replication.
Incorporated Redis for caching and RabbitMQ for message communication.

Projects