Mustafiz Kaifee

Senior Software Engineer

Bengaluru, Karnataka, India6 yrs 3 mos experience

Key Highlights

  • Expert in building scalable backend systems.
  • Led significant healthtech initiatives improving patient access.
  • Proven track record in fintech security and compliance.
Stackforce AI infers this person is a Backend Engineer specializing in Fintech and Healthcare solutions.

Contact

Skills

Core Skills

Backend DevelopmentApi Design

Other Skills

AWS SQSAlgorithmsAnalytical SkillsAyushman Bharat Health AccountBack-End Web DevelopmentCascading Style Sheets (CSS)Chrome ExtensionsCoWIN IntegrationComputer ScienceContinuous Integration (CI)CronDashboard DevelopmentData AnalysisData MiningData Science

About

I’m a Software Engineer with ~4 years of experience building scalable and reliable backend systems across fintech, healthtech, and blockchain domains. At BitGo, I work on core infrastructure powering secure digital asset custody and financial services, focusing on high-performance backend systems, distributed architecture, and API design. Previously, I contributed to large-scale platforms at MediBuddy (healthtech) and Freecharge (payments), where I worked on backend services, API integrations, and platform stability. My expertise lies in: •Backend Development: Java, Node.js, Python •Architecture: Microservices, REST APIs, Distributed Systems •Databases: PostgreSQL, MySQL, MongoDB, Redis •DevOps & Tools: Docker, Kubernetes, AWS, Git, Kafka I’m passionate about solving real-world problems through clean code, system design, and performance optimization. I enjoy working in fast-paced environments where reliability and scale matter. Always open to learning, collaborating, and exploring challenging opportunities in backend engineering, architecture, and tech leadership.

Experience

6 yrs 3 mos
Total Experience
1 yr 11 mos
Average Tenure
9 mos
Current Experience

Phonepe

Senior Software Engineer

Sep 2025Present · 9 mos · Bengaluru, Karnataka, India · On-site

Bitgo

Software Engineer

May 2024Sep 2025 · 1 yr 4 mos · Bengaluru, Karnataka, India · Hybrid

  • Transaction Monitoring: Designed and implemented a transaction analysis service to detect and mitigate fraudulent activities and high-risk financial transfers, significantly enhancing system security and compliance posture.
  • Travel Rule Compliance: Built an independent funds withdrawal system optimized for speed and regulatory compliance with travel rule mandates across jurisdictions, including Singapore, Europe, Dubai, and South Korea.
  • VASP Dashboard: Developed a dashboard for a Virtual Asset Service Provider (VASP) to manage transactions and handle Personally Identifiable Information (PII), enabling features such as transfer claim management, rejection workflows, and downloadable regulatory reports.
Transaction MonitoringTravel Rule ComplianceVASP DashboardBackend DevelopmentAPI Design

Medibuddy

Software Development Engineer

Apr 2022May 2024 · 2 yrs 1 mo · Bengaluru, Karnataka, India · On-site

  • ◦ Ayushman Bharat Health Account (ABHA): Led ABHA, an initiative by GoI, centralizing health record access and securing medical history; achieved over 150,000 ABHA ID creations and 120,000 linkages, integrating key features for MediBuddy’s certification by NHA.
  • ◦ Unified Health Interface: Developed an interface that works with PayTM, Driefcase, Practo, and other organizations to offer instant access to online and offline healthcare services, resulting in a 25% increase in consultations.
  • ◦ CoWIN: Implemented CoWIN integration within MediBuddy for efficient COVID certificate management.
  • ◦ Offline Consult: Developed a consultation service that boosted the in-person medical appointment system, leading to a 200% rise in just three months.
  • ◦ Tech Stack: NodeJs, NestJs, ReactJs, NextJs, Java, MySQL, SQS, Lambda.
Ayushman Bharat Health AccountUnified Health InterfaceCoWIN IntegrationOffline ConsultBackend DevelopmentAPI Design

Freecharge

2 roles

Software Development Engineer

Promoted

Aug 2021Apr 2022 · 8 mos · Remote

  • Built a new micro-service using AWS SQS for retry mechanisms for all fund-related processes, minimizing manual effort by 90-95% and delivering daily reports to the business to keep track of daily revenue.
  • Integrated a Razorpay payment gateway.
  • Designed and developed a new referral system using NodeJs and MongoDB for our product that allows salespeople to generate a link and share it with new users, resulting in more revenue by 20-25% and better rewards for salespeople.
  • Working with the Android and IOS teams as backend developers. I delivered a number of features that allow users to open numerous accounts from a single platform.
  • Use sentry to track production issues and improve the codebase.
  • Mentor newcomers, Examine PRs for compliance with coding standards and best practices.
Micro-service DevelopmentPayment Gateway IntegrationReferral System DesignBackend DevelopmentAPI Design

Software Development Engineer

Jan 2021Jul 2021 · 6 mos · Remote

  • Working on the Axis Bank Digital Savings Account project, I gathered new requirements from the business team and developed the business logic.
  • Redesigned the present code base, and migrated frontend dependencies to the backend.
  • Optimized database queries, and more, all of which resulted in faster response times, lower database costs, and better CPU utilization.
  • Delivered new features and production support.

Girlscript summer of code

2 roles

Open Source Mentor

May 2020Jan 2024 · 3 yrs 8 mos · Remote

  • Engaged as a proactive contributor within WebXDAO, offering guidance and mentorship to over 15
  • individuals in the realm of back-end development. Delegated and oversaw tasks such as code assessment, management of backend-oriented duties like cron jobs, and enhancement of database optimization.

Open Source Contributor

Mar 2020Jun 2020 · 3 mos · Remote

  • Actively contribute to multiple open source initiatives, including significant contributions
  • to projects such as the GirlScript Chennai website, deepsourcelabs, validator.js, and monkeytypegame.

Education

National Institute of Technology Jamshedpur

Bachelor of Technology - BTech

Jan 2017Jan 2021

Rahmani 30

Jan 2015Jan 2017

Shatabadi Public School

+2 — science

Jan 2015Jan 2017

Shatabadi Public School

X

Jan 2010Jan 2015

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