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Ankur Kumar

@ankurkumar3

Backend engineer specializing in distributed systems, fault-tolerant services and optimizations.

India
Message

What I'm looking for

I am looking for backend or platform roles where I can build reliable distributed systems, improve performance and observability, mentor teams, and drive operational excellence.

I am a backend software engineer focused on building resilient, scalable distributed systems and improving operational efficiency. I have hands-on experience in event-driven architectures, microservices, and observability.

At Celigo I implemented auto-recovery for rate-limit errors, led decoupling of Salesforce microservices, and contributed to multi-environment support, AWS SDK upgrades, and legacy code deprecation efforts. I drive infra optimizations that reduced CPU by 25% and memory by 20% through profiling, load testing and memory-leak detection.

I configure observability stacks (New Relic, Splunk, PagerDuty), set up autoscaling with KEDA, and own monitoring to mitigate memory spikes and pod restarts. I have implemented WebSocket-based services handling thousands of concurrent connections per second and worked with Kafka, Redis, MongoDB, Docker and Kubernetes.

I mentor new engineers, served as Scrum Master, build productivity tooling (sprint closure & burndown analysis using Jira + LLM API wrappers), and actively solve competitive programming problems. I pursue practical ML/AI integrations such as a GenAI personal agent and have prior internship experience at Zomato.

Experience

Work history, roles, and key accomplishments

Celigo logoCE
Current

Software Engineer

Jul 2023 - Present (2 years 8 months)

Implemented event-driven auto-recovery for rate-limit errors reducing errors by 30% and led Salesforce microservice decoupling to support 5k concurrent WebSocket connections/sec; drove infra optimizations that reduced CPU by 25% and memory by 20%.

ZO

Software Engineer Intern

Zomato

Jun 2022 - Aug 2022 (2 months)

Built a Rain Surge feedback-based algorithm using IoT and rider data for surge detection and event publishing; worked on Protobuf/gRPC for cross-platform event consumption during Blinkit-Zomato integration.

Education

Degrees, certifications, and relevant coursework

National Institute of Technology, Delhi logoND

National Institute of Technology, Delhi

Bachelor of Technology, Electrical & Electronics Engineering

2019 - 2023

Grade: CGPA: 7.3

Activities and societies: Executive member of the college tech club; led the college chess team; organized coding contests; active in competitive programming (CodeForces, CodeChef, LeetCode).

Completed a Bachelor of Technology in Electrical & Electronics Engineering with coursework and projects relevant to software engineering and systems.

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