Hariharan A

Chain-sys India Pvt Ltd

Salem, Tamil Nadu, India

Since January 28, 2026

Skills

Node.jsJavaScriptMongoDBReact.jsAngularJSDocker / KubernetesRest ApiDeploymentMysqlNosqlGit-GitHubSQLAWS

Experience

Chain-sys India Pvt Ltd

Full Stack Developer

February 1, 2022 – Present

Madurai, Tamil Nadu, India

Key Strengths

Strong experience (4 years) as a Backend Node.js Developer, aligning well with the target role.
Proficiency in designing and deploying scalable Node.js microservices using Docker, Podman, and Kubernetes.
Demonstrated expertise in database management (CouchDB, MongoDB, PostgreSQL, Redis) and optimizing data fetching mechanisms.
Solid understanding and implementation experience with API integration, security (JWT, OAuth 2.0), and caching strategies (Redis).
Experience with performance enhancement techniques like PM2 cluster mode and Redis-based session management.
Familiarity with Agile/Scrum methodologies, code reviews, and quality assurance using SonarLint.
Exposure to AI/ML concepts with LangChain.js, RAG, and LLM models, indicating adaptability to emerging technologies.

Cultural & Operational Fit

Cultural Fit Analysis

The psychometric test score of 0/500 is a critical red flag, indicating severe deficiencies in areas such as logical reasoning, work attitude, stress handling, and team collaboration. This score suggests a fundamental mismatch with typical professional cultural expectations, irrespective of any collaborative experience mentioned in the resume.

Soft Skills & Operational Fit

AI is analyzing your overall score…

Identifying your key strengths…

Evaluating your skill match against the job requirements…

Assessing your cultural and operational fit

Key Strengths

Strong experience (4 years) as a Backend Node.js Developer, aligning well with the target role.
Proficiency in designing and deploying scalable Node.js microservices using Docker, Podman, and Kubernetes.
Demonstrated expertise in database management (CouchDB, MongoDB, PostgreSQL, Redis) and optimizing data fetching mechanisms.
Solid understanding and implementation experience with API integration, security (JWT, OAuth 2.0), and caching strategies (Redis).
Experience with performance enhancement techniques like PM2 cluster mode and Redis-based session management.
Familiarity with Agile/Scrum methodologies, code reviews, and quality assurance using SonarLint.
Exposure to AI/ML concepts with LangChain.js, RAG, and LLM models, indicating adaptability to emerging technologies.

Cultural & Operational Fit

Cultural Fit Analysis

Soft Skills & Operational Fit