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Sumit Kumar

Engineering Leader @Amex | Fullstack|AI-Driven Products |Mobile/Web| Backend|Ex- Twin,Twilio,Deloitte

Role
Senior Engineering Manager at American Express
Location
Bengaluru, KA, IN
LinkedIn followers
500 followers
EngineeringView LinkedIn profile

About Sumit Kumar

https://portfolio-website-production-8b67.up.railway.app/As a seasoned Senior Engineering Leader with over 15+ years of experience, I specialise in building scalable mobile, web, and back-end platforms that drive business growth. I\'m passionate about leveraging innovative technologies and cloud-native architectures to strategically align engineering with business goals. Proven ability to lead high-performing teams, I\'ve successfully delivered impactful features across global markets. Whether it\'s spearheading digital transformation or optimising cross-functional collaborations, I thrive on turning complex challenges into opportunities for success.Skills- Frontend: Swift, Kotlin, Flutter, Vue.js, HTML/CSS, JavaScript, Typescript- Backend / Server-Side: Python, Django, Node.js, Fastify, REST, GraphQL- Cloud/DevOps: AWS (EC2, S3, Lambda, Kinesis, Amplify), Firebase, Supabase, Fastlane, CI/CD, Jenkins, Cloud Zero, Railway- AI/ML: OpenCV, GenAI, LLM\'s, RAG, LangChain, n8n, AI agents- Databases: PostgreSQL, MySQL, Firestore, Redis, MongoDB, CoreData, Room DB, Vector DBs- Tools/Monitoring: Kibana, Splunk, Kafka, SonarQube, Mixpanel, Xcode, IntelliJ, Datadog, Split- Project Management: JIRA, Confluence, Agile, OKR, KPI, Airtable, Mural, Miro- Leadership & Soft Skills: Engineering Leadership, Business Acumen, Strategic Execution, Stakeholder Management, Hiring, Team Building & Mentorship

Experience

  1. Senior Engineering Manager

    American Express

    Sep 2024 — Present · Bengaluru, IN

    Leading scalable credit and lending platform across 5+ markets (40M+ users), driving performanceimprovements and ~20% revenue growth.• Enhanced reliability through observability, release governance, and production stabilityinitiatives.• Influenced engineering roadmap and platform standardization in partnership with seniorleadership to support long-term scalability.

Education

  • Institute of Education & Research(ITER),Bhubaneswar

    Bachelor of Technology (B.Tech.), Applied Electronics and Instrumentation

    2006 — 2010

Skills

  • Microsoft Sql Server
  • Salesforce.com Development
  • Eclipse
  • Agile Methodologies
  • Snechatouch
  • Windows Phone 6.5,7.5,8.0
  • Ios Development
  • Agile Methodolgy
  • Web Services
  • Antenna Amp 3.0
  • Antenna Amp 4.0
  • Windows App Development
  • Mobile Applications
  • Jenkins
  • Visual Studio
  • Android Development
  • Iphone/Ipad App Development
  • Aptana
  • Phonegap
  • Xcode

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Sumit Kumar — Senior Engineering Manager at American Express in Bengaluru, KA, IN | Unifers