Rajat Gupta
Bangalore
Summary
With a decade of experience at Amazon and AWS, I have progressed from an intern to a senior engineer trusted to lead mission-critical initiatives across Payments, IoT, Kafka, and CloudWatch. My career reflects a consistent ability to translate complex business needs into scalable technical strategies, balancing reliability, cost efficiency, and speed of delivery. I have been recognized for building and guiding high-performing teams, fostering collaboration across global geographies, and delivering solutions that enhanced customer experience and operational excellence at scale.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Senior Software Development Engineer III
AWS CloudWatch Logs & Observability
Bangalore
02.2025 - Current
- Currently part of the AWS CloudWatch Logs core team, owning query infrastructure and log data storage optimization.
- Lead a team of 10 engineers managing the SQL/PPL query engine, improving query intuitiveness and performance.
- Migrated log data to Parquet + Iceberg and introduced Arrow-based serialization, boosting query performance by 49%.
- Championed GenAI automation adoption, building frameworks that automated ~75% of repetitive engineering tasks (Ops, debugging, code fixes).
Senior Software Development Engineer III
AWS Managed Streaming for Kafka (MSK)
Seattle
06.2024 - 02.2025
- Joined the AWS MSK team, responsible for operating fully managed Kafka clusters at global scale.
- Designed and delivered Kafka Express Brokers, a cost-optimized high-throughput offering, improving efficiency of ingestion pipelines.
- Achieved $1.2M annual infra savings by optimizing service logging pipelines.
- Drove end-to-end design and team delivery of automatic partition rebalancing, eliminating manual intervention for customers; led a 12-member engineering team to implement it.
Senior Software Development Engineer III
AWS IoT Monitoring Services
Seattle
08.2022 - 05.2024
- Part of the AWS IoT Monitoring Services team, focused on real-time anomaly detection and predictive maintenance for industrial IoT.
- Served as tech lead for a 10-member team, delivering near real-time anomaly detection software saving customers millions annually.
- Built an in-house time-series database and pre-compute pipeline, enabling high-performance ML-based anomaly inference.
- Designed and deployed ML workflows for continuous model training, retraining, and inference on live IoT data.
Software Development Engineer II
AWS IoT Analytics Team
Seattle
12.2019 - 07.2022
- Joined the AWS IoT Analytics team, enabling large-scale IoT data processing and analytics for industrial and enterprise customers.
- Designed a real-time IoT alarming engine to process millions of device events with exactly-once guarantees using Apache Kafka and Flink.
- Delivered a highly available, low-latency IoT monitoring pipeline, ensuring data freshness and fault tolerance for mission-critical workloads.
Software Development Engineer II
Amazon Pay – UPI Team
Hyderabad
07.2018 - 11.2019
- Joined the Amazon Pay UPI team, building India’s UPI payments offering from the ground up.
- Played dual role as full-stack engineer, developing user interfaces and the transactional backend service for millions of UPI payments.
- Delivered the RBI-mandated compliance migration project (EU → India data hosting) under strict deadlines, ensuring uninterrupted payment flows.
- Strengthened expertise in building at scale under regulatory constraints and tight delivery schedules.
Software Development Engineer I
Amazon Payments – Wallet & Gift Cards Team
Hyderabad
08.2016 - 07.2018
- Built a payment reconciliation system ensuring correctness and high availability across millions of global credit/debit card transactions.
- Developed a secure SFTP-based ledger service to transmit payment data to banks, ensuring compliance with global financial standards.
- Strengthened skills in architectural trade-offs, fault tolerance, and large-scale distributed systems.
Software Developer Intern
Amazon
Hyderabad
02.2016 - 07.2016
- Designed and implemented delivery options service, enabling customers to select delivery promises at checkout.
- Built and integrated REST APIs for real-time visibility of delivery choices in order workflow.
Education
Bachelor of Science - Computer Science
Jaypee Institute of Technology And Information
Noida, India07-2016
Skills
- Software Engineering & Architecture: Java, Python, SQL optimization, concurrency management, scalable microservices, distributed systems, API development
- Cloud & Infrastructure: AWS architecture (CloudWatch, MSK, IoT, S3, DynamoDB), cloud-native design, infrastructure as code, containerization (Docker/Kubernetes), load balancing, auto scaling, monitoring & logging
- Data & Analytics: Kafka administration, real-time data pipelines, anomaly detection, big data analytics, systems design for high-throughput workloads
- Machine Learning & Automation: Model training/retraining, real-time inference, ML-driven anomaly detection, GenAI automation frameworks
- Leadership & Delivery: Technical leadership, project management, agile methodologies, team collaboration, strategic planning, effective communication, problem solving
Certification
- Certified AWS Solutions Architect
- Certified AWS Developer Associate
Languages
Hindi
First Language
English
Advanced (C1)
C1
Timeline
Senior Software Development Engineer III
AWS CloudWatch Logs & Observability
02.2025 - Current
Senior Software Development Engineer III
AWS Managed Streaming for Kafka (MSK)
06.2024 - 02.2025
Senior Software Development Engineer III
AWS IoT Monitoring Services
08.2022 - 05.2024
Software Development Engineer II
AWS IoT Analytics Team
12.2019 - 07.2022
Software Development Engineer II
Amazon Pay – UPI Team
07.2018 - 11.2019
Software Development Engineer I
Amazon Payments – Wallet & Gift Cards Team
08.2016 - 07.2018
Software Developer Intern
Amazon
02.2016 - 07.2016
Bachelor of Science - Computer Science
Jaypee Institute of Technology And Information
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