Abhishek Kumar

Software Engineer

Delhi, India1 yr 10 mos experience

Most Likely To Switch

Key Highlights

Built scalable payment solutions at Amazon Pay.
Developed a data ingestion service for real-time analytics.
Achieved 5⭐ on CodeChef and high ranks in competitive programming.

Stackforce AI infers this person is a Backend Engineer specializing in scalable payment solutions and data processing.

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Skills

Core Skills

JavaAwsPythonSql

Other Skills

Spring BootOpenSearchKibanaECS FargateApache AirflowAzure DatabricksSnowflakeC++JavaScriptCompetitive ProgrammingData StructuresAlgorithmsNode.jsReact.jsExpress.js

About

I’m a passionate backend engineer currently building scalable payment solutions at Amazon Pay, focusing on third-party integrations that enhance Amazon’s merchant ecosystem. 💡 At Amazon, I’ve: • Built a data ingestion service handling 85M+ customer records/month, powering real-time analytics on OpenSearch & Kibana. • Improved ECS Fargate reliability by implementing graceful shutdowns for mission-critical services. ⚙️ Tech I work with: Java | Spring Boot | AWS (Lambda, ECS, S3, CDK) | Python | OpenSearch 🏆 Competitive Programming: • 5⭐ CodeChef | Knight on LeetCode | Specialist on Codeforces • Global Ranks: 90 (CodeChef Starters), 102 (Codeforces Round 784), 139 (TCS CodeVita) I love solving complex backend problems, improving system reliability, and exploring distributed systems and concurrency. Always open to connecting over backend design, AWS architecture, or scalable systems!

Experience

1 yr 10 mos

Total Experience

11 mos

Average Tenure

1 yr 7 mos

Current Experience

Amazon

Software Development Engineer (SDE-1)

Oct 2024 – Present · 1 yr 7 mos · Bengaluru, Karnataka, India · On-site

📈 Built a scalable poller service processing 85.5M+ customer records/month (S3 → OpenSearch), enabling real-time analytics via Kibana dashboards.
🛠️ Improved DevOps reliability by designing graceful shutdown handlers for ECS Fargate, eliminating abrupt terminations across mission-critical systems

JavaSpring BootAWSOpenSearchKibanaECS Fargate

Zs

Business Technology Solutions Associate

Jul 2024 – Oct 2024 · 3 mos · Pune, Maharashtra, India · On-site

Developed a Python-based DQM framework to ensure data accuracy and reliability across ETL pipelines, automating validation checks and real-time email alerts for issue resolution.
Developed Apache Airflow DAGs to optimize ETL orchestration, improving workflow efficiency and data processing.

PythonSQLApache Airflow