Kapil Earanky

About Kapil Earanky

I am a Senior Software Engineer with 7+ years of experience building backend platforms, APIs, and distributed systems that power customer-facing products at scale.At AWS, I design and own backend services for large-scale cloud platforms, including billing and pricing systems used by both customers and internal teams. My work has directly contributed to multimillion-dollar annual revenue, improved system performance, and reduced infrastructure costs.I specialize in:* Designing scalable, reliable backend architectures* Defining clean API contracts and service boundaries* Building data-intensive and event-driven systems* Improving system performance, cost efficiency, and testabilityI’ve led complex migrations, launched systems in new regions, and mentored engineers while maintaining a strong hands-on engineering focus. I enjoy working at the intersection of infrastructure and product—where technical decisions have clear business impact.

Experience

1. Senior Software Development Engineer

   Amazon Web Services (AWS)

   Oct 2024 — Present · New York, NY, US

   Own backend services and APIs for AWS’s billing simulation platform, enabling customers and internal teams to run hypothetical billing scenarios and contributing ~$2.5M in annual revenue.* Designed and implemented API and workflow orchestration using API Gateway, Lambda, Step Functions, and DynamoDB, integrating with 20+ billing and pricing systems.* Built a simulation batching and queuing service that improved throughput and reduced infrastructure costs by 58%.* Developed automated integration and API-level testing frameworks, increasing feature delivery velocity by ~70% and reducing test execution time by 37%.* Provide technical leadership and mentorship for a 10-engineer team, influencing product direction and supporting successful promotions.

Education

• Purdue University

  Master’s Degree, Computer Science

  2016 — 2018

• Birla Institute of Technology and Science, Pilani

  Bachelor’s Degree, Computer Science

  2012 — 2016

• Narayana Junior College

  High School, Maths, Physics and Chemistry

  2010 — 2012

• Bharatiya Vidya Bhavans, Jubilee Hills

  High School

  2000 — 2010

Skills

• Parallel Programming
• Couchbase
• Mongodb
• Research
• Java
• Spring Framework
• Sql
• Nosql
• Python
• Machine Learning
• Cuda
• Cassandra
• Image Processing
• Teamwork
• Spring Boot
• Algorithms
• Photoshop
• Parallel Computing
• C++
• C
• Microsoft Office
• Matlab
• Social Media
• C#