Summary
Overview
Work History
Education
Skills
Timeline
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Chandan Singh

Lead Engineer
Little Elm,TX

Summary

Lead Software Engineer with 13+ years of experience delivering large scale, customer facing platforms in retail and fintech. Strong blend of hands-on backend engineering and people leadership, with a proven ability to drive execution, align stakeholders, and ship complex systems under real world constraints. Known for unblocking teams, setting technical direction, and owning delivery end-to-end.

Overview

14
14
years of professional experience

Work History

Lead Engineer

Best Buy Inc
Richfield, MN
06.2017 - Current
  • Led teams of 4–6 engineers across Search, Voice Platform, and TotalTech initiatives, owning delivery plans, technical direction, and execution quality.
  • Partnered with product, business, and platform stakeholders to define scope, sequence work, and make pragmatic tradeoffs between performance, features, and timelines.
  • Led delivery of Smart Search, coordinating product retrieval, facets, prompts, caching, and downstream ML integrations.
  • Drove architectural changes that improved p95–p99 latency by ~30% vs Search 1.0, eliminating serial dependencies and shortening the critical path.
  • Guided teams through parallelizing request flows, stabilizing performance under peak traffic, and reducing tail-latency regressions.
  • Led design and rollout of the TotalTech Savings dashboard, aligning engineering, data, and marketing teams around shared contracts and delivery milestones.
  • Improved TotalTech core endpoint performance by 60–70% through request-flow redesign, optimized data access, and tighter response contracts.
  • Served as core developer for customer-facing Alexa and Google Home voice skills, building backend services using Node.js and JavaScript and contributing to React-based tooling for configuration and testing.
  • Designed and implemented end-to-end voice interaction flows, integrating voice platforms with backend commerce and search systems for low-latency, reliable responses.
  • Mentored engineers through code reviews, design sessions, and production incident retrospectives, improving code quality and delivery confidence.
  • Owned delivery readiness including rollout plans, monitoring, and operational handoffs, reducing production incidents and recovery time.

Senior Software Engineer

Capgemini
Charlotte, NC
08.2016 - 06.2017
  • Built secure, compliant REST APIs for mortgage and financial dashboards using Spring Boot.
  • Acted as technical point of contact, translating business requirements into backend designs and coordinating across distributed teams.
  • Led backend development for large-file ingestion and processing pipelines at TIAA.
  • Reviewed offshore code, enforced quality standards, and ensured delivery timelines and regulatory compliance.
  • Enhanced software functionality by identifying and resolving complex technical issues.
  • Developed scalable applications using agile methodologies for timely project delivery.

Software Engineer

Menlo Technologies
Hyderabad, Pennsylvania
02.2013 - 08.2015
  • Built backend systems to parse and process SEC filings into structured financial datasets.
  • Developed REST APIs powering executive compensation analytics and benchmarking tools.
  • Collaborated with analytics and frontend teams to support reporting and visualization needs.
  • Delivered unit-tested systems within customer-prescribed timeframes.
  • Implemented effective debugging strategies, resulting in fewer software defects and increased reliability.

Software Engineer

Cravaka Info Systems
Hyderabad, Pennsylvania
01.2012 - 02.2013
  • Developed backend services for real-time GPS tracking of large-scale field operations.
  • Implemented ingestion, persistence, and monitoring workflows to support live dashboards.
  • Integrated new technologies into existing systems, increasing capabilities and improving overall performance.

Education

Master of Science - Computer Science

Silicon Valley University
San Jose, CA
09-2016

Skills

Primary: Java (7–21), Kotlin, Spring Boot, WebFlux, Solr, Redis, GraphQL

Backend (Hands-on, Production): Nodejs, Go, Python

Frontend (Working Experience): JavaScript, Reactjs

Cloud & Infra: GCP, AWS, Docker, Kubernetes

Data & Messaging: PostgreSQL, Aurora, Kafka, RabbitMQ, Cassandra

Practices: Distributed systems, caching, throttling, circuit breaking, performance tuning, observability

Timeline

Lead Engineer

Best Buy Inc
06.2017 - Current

Senior Software Engineer

Capgemini
08.2016 - 06.2017

Software Engineer

Menlo Technologies
02.2013 - 08.2015

Software Engineer

Cravaka Info Systems
01.2012 - 02.2013

Master of Science - Computer Science

Silicon Valley University
Chandan SinghLead Engineer