Uttam Kumar

Lead Node.js Developer

https://www.opentalent.in/uttam-kumar

BHAGALPUR, indiaMember since May 19, 2025

Key Strengths

Extensive 6+ years of experience in Node.js and NestJS development, directly aligning with the target Lead Node.js Developer role.
Proven expertise in designing and implementing scalable microservices architectures, including CQRS and Domain-Driven Design.
Strong proficiency in database optimization (PostgreSQL schema/indexing, TypeORM QueryBuilder) and distributed systems (Redis caching, sliding-window rate limiting, message queues like RabbitMQ/BullMQ).
Demonstrated ability in cloud deployments (AWS Lambda, S3, ECS), CI/CD (Terraform, GitHub Actions, Docker), and ensuring high availability (achieved 99.9% uptime).
Experience in technical leadership, including mentoring 4 junior engineers and leading the adoption of architectural best practices.
Concrete achievements in performance improvement, such as reducing API latency by 40%, improving query performance by 50%, and increasing batch-processing throughput by 3x.

Cultural & Operational Fit

Cultural Fit Analysis

The candidate's stated interest in mentoring and open-source contributions, coupled with their experience in leading adoption of design patterns and mentoring junior engineers, suggests a positive inclination towards knowledge sharing and team development. The psychometric score of 57% for cultural fit, which includes team collaboration, indicates an average alignment. While there are positive indicators, the psychometric assessment suggests there might be room for improvement or further exploration in areas like stress handling or specific aspects of team dynamics.

Soft Skills & Operational Fit

The candidate demonstrates a collaborative mindset, evidenced by their self-description as a "Strong collaborator in agile teams" and experience mentoring junior engineers. Their interests in open-source contributions, mentoring, and advanced backend patterns suggest a proactive and continuous learning approach. The psychometric score of 57% indicates moderate performance in logical reasoning, work attitude, stress handling, and team collaboration. Their preference for a remote-first, results-oriented environment with deep work focus indicates a self-driven operational style.

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Experience

Omnimarket Pvt. Ltd.

Senior Software Engineer

October 1, 2024 – January 1, 2025

Capital Numbers Infotech Pvt. Ltd.

Senior Software Engineer

October 1, 2023 – July 1, 2024

Appsinvo Pvt. Ltd.

Node.js Developer

May 1, 2021 – September 1, 2023

Moonlite Technologies Pvt. Ltd.

Backend Developer

March 1, 2019 – May 1, 2021

Key Strengths

Extensive 6+ years of experience in Node.js and NestJS development, directly aligning with the target Lead Node.js Developer role.
Proven expertise in designing and implementing scalable microservices architectures, including CQRS and Domain-Driven Design.
Strong proficiency in database optimization (PostgreSQL schema/indexing, TypeORM QueryBuilder) and distributed systems (Redis caching, sliding-window rate limiting, message queues like RabbitMQ/BullMQ).
Demonstrated ability in cloud deployments (AWS Lambda, S3, ECS), CI/CD (Terraform, GitHub Actions, Docker), and ensuring high availability (achieved 99.9% uptime).
Experience in technical leadership, including mentoring 4 junior engineers and leading the adoption of architectural best practices.
Concrete achievements in performance improvement, such as reducing API latency by 40%, improving query performance by 50%, and increasing batch-processing throughput by 3x.

Cultural & Operational Fit

Cultural Fit Analysis

Soft Skills & Operational Fit