A

Ankit Kumar

Software Engineer

Bathinda, India6 yrs 8 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Scaled payment services for millions of transactions daily.
  • Reduced payment declines by over 80%.
  • Mentored over 7 engineers, enhancing team capabilities.
Stackforce AI infers this person is a Backend-heavy Fullstack Developer in Fintech.

Contact

Skills

Core Skills

PaymentsJavaCloud ComputingSystems DesignArchitectural DesignMicroservicesAndroid DevelopmentBluetooth

Other Skills

AJAXAlgorithmsAmazon Web Services (AWS)Android StudioBack-End Web DevelopmentBluetooth Low EnergyBluetooth MeshBootstrapCC++Cascading Style Sheets (CSS)CryptocurrencyData StructuresDatabasesDistributed Systems

About

Currently working as Software Developer at Amazon Bangalore. Learning new technologies and working upon my skills now.

Experience

Amazon

2 roles

Software Development Engineer 2

Promoted

Jul 2021Present · 4 yrs 8 mos

  • Working in the Payments Services team, owning and scaling Tier-1 checkout flows that handle millions of transactions daily across global marketplaces. Partnered with cross-functional teams to deliver secure, compliant, and highly available payment systems impacting billions in revenue.
  • Owned Tier-1 authentication services critical to checkout, ensuring high availability across EU, US, and global marketplaces.
  • Led platform migrations that eliminated legacy dependencies, reduced infra costs by ~90%, and cut scaling/upgrade effort from weeks to days.
  • Designed and launched authentication and risk frameworks (e.g., TRA exemptions), improving frictionless checkout and enabling regulatory compliance.
  • Delivered recurring payment reliability improvements, reducing declines by >80% and boosting renewals for subscription services.
  • Spearheaded rollout of new SDK integrations in EU, reducing checkout abandonment by 50%+.
  • Built and launched a disputes framework for a global wallet provider with zero-SEV issues.
  • Resolved high-visibility production issues in EU/UK, restoring success rates by double digits and cutting redundant retries by 95%.
  • Authored deep-dive design docs, influenced cross-team architecture, and led design reviews to ensure scalability and security.
  • Mentored 7+ engineers (SDE I/II), reviewed 250+ code changes, and raised the bar through technical leadership.
  • Key Highlights:
  • Scaled Tier-1 payment services supporting millions of daily transactions.
  • Reduced declines by >80%, improved renewals, and increased success rates.
  • Reduced infra costs by ~90% through platform migrations.
  • Delivered SDK and wallet integrations with measurable CX impact.
Distributed SystemsSystems DesignAmazon Web Services (AWS)MicroservicesCloud ComputingPayments+9

SDE 1

Jul 2019Jun 2021 · 1 yr 11 mos

  • Currently working at Amazon Bangalore as Software Developer.

Samsung research insitute

Software Developer Intern

Jan 2019May 2019 · 4 mos · Noida

  • Worked upon Android Application Development and Bluetooth technology, as a Software Developer Intern. Developed BLE mesh lighting system.

Education

Thapar Institute of Engineering & Technology

Bachelor of Engineering — Computer Science

Jan 2015Jan 2019

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