ADITYA DAS

Cuttack, Odisha, India

Since April 9, 2026

About

I am writing to express my strong interest in the Java Backend Engineer position. I have built a production-grade distributed e-commerce backend that solves the kinds of problems backend teams face daily independently and to production standards. The system handles distributed inventory reservation using Redis Lua scripts to prevent race conditions across three concurrent asynchronous handlers (payment webhooks, user cancellations, TTL expirations), a Debezium CDC pipeline syncing PostgreSQL to Elasticsearch in real-time via Kafka, dual payment gateway integration with Razorpay and Stripe including, and a multi-database Spring Boot architecture managing four separate PostgreSQL instances. Beyond the system itself, I built the entire deployment infrastructure using Docker for multi-container orchestration and Jenkins for automated CI/CD pipelines covering testing and deployment. I am a self-directed engineer who can independently research, design, and deliver complex features. I would welcome the opportunity to discuss how my experience aligns with your team's needs.

Skills

JavaCiCdLinuxProgrammingReact.jsBackendRest ApiJenkinsDockerkafka

Key Strengths

Exceptional depth in distributed systems and high-concurrency architectures, including event-driven patterns, CDC, and idempotent processing.
Strong proficiency in the Java & Spring Ecosystem (Spring Boot, Security, Data JPA), critical for the target role.
Extensive experience with key data stores: PostgreSQL (multi-database, indexing), Redis (Sentinel, Lua scripting, distributed locks), and Elasticsearch (full-text search).
Demonstrated ability to handle complex real-world engineering challenges such as payment race conditions, atomic inventory management, and real-time data synchronization.
Solid understanding and practical experience in DevOps (Docker, Jenkins CI/CD) and security (JWT, RBAC), enabling end-to-end ownership.
Strong problem-solving skills, self-directed learning, and an end-to-end ownership mindset, as evidenced by the YamalCart project.

Cultural & Operational Fit

Cultural Fit Analysis

The provided psychometric test score is 0, offering no data for objective assessment of logical reasoning, work attitude, stress handling, or team collaboration. Based solely on the resume, the candidate's emphasis on 'End-to-End Ownership' and 'Systematic Problem Solver' suggests a proactive and responsible individual contributor. However, without formal assessment data, a comprehensive cultural fit analysis is not possible.

Soft Skills & Operational Fit

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Key Strengths

Exceptional depth in distributed systems and high-concurrency architectures, including event-driven patterns, CDC, and idempotent processing.
Strong proficiency in the Java & Spring Ecosystem (Spring Boot, Security, Data JPA), critical for the target role.
Extensive experience with key data stores: PostgreSQL (multi-database, indexing), Redis (Sentinel, Lua scripting, distributed locks), and Elasticsearch (full-text search).
Demonstrated ability to handle complex real-world engineering challenges such as payment race conditions, atomic inventory management, and real-time data synchronization.
Solid understanding and practical experience in DevOps (Docker, Jenkins CI/CD) and security (JWT, RBAC), enabling end-to-end ownership.
Strong problem-solving skills, self-directed learning, and an end-to-end ownership mindset, as evidenced by the YamalCart project.

Cultural & Operational Fit

Cultural Fit Analysis

Soft Skills & Operational Fit