ujjwal singhal

Software Engineer

Gurugram, Haryana, India2 yrs 8 mos experience

Key Highlights

Designed high-performance healthcare APIs with 99.5% success.
Revamped websites, enhancing performance and increasing sales.
Expert in React and full-stack development.

Stackforce AI infers this person is a Full-Stack Developer with a focus on Healthcare and SaaS industries.

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Skills

Core Skills

Api DevelopmentReactWeb Development

Other Skills

Android DevelopmentApplication DevelopmentApplication ProgrammingC (Programming Language)C++CDS HOOK-compliant FHIR APIsCode ReviewCommunicationDartData StructuresDatabase Management System (DBMS)Design PatternsDsaExpress.jsFlutter

About

A developer who is passionate about understanding the business requirements and turn those requirements into reusable, maintainable and scalable code.

Experience

2 yrs 8 mos

Total Experience

1 yr

Average Tenure

7 mos

Current Experience

Delhivery

Software Engineer

Nov 2025 – Present · 7 mos · Gurugram, Haryana, India · Hybrid

Mro

Software Engineer

Jul 2024 – Oct 2025 · 1 yr 3 mos · Pune, Maharashtra, India · Remote

Designed Point of Care CDS service with CDS HOOK-compliant FHIR APIs and
JWT validation, achieving 99.5% success for 1M+ EHR transactions daily.
Built MRO API Hub for multi-EHR callbacks, cutting dependencies by 80% and
integrating PUB/SUB with Google FHIR Store for 5+ payers.
Developed POC desktop app using React and Redux,reducing UI latency by 30%
and displaying care gap data for 50k+ clinicians daily.
Developed a notification service for bulk request completion status in the
Exchange Nexus Payer Hub, enabling real-time updates for concurrentrequests.
Optimized bulk request file generation in the Exchange Nexus Payer Hub,
reducing GCP bucket storage usage by 60%.

CDS HOOK-compliant FHIR APIsJWT validationMRO API HubPUB/SUBGoogle FHIR StoreReact+4

Venq

Full Stack Developer

Mar 2024 – Jul 2024 · 4 mos · Gurugram, Haryana, India · Remote

Revamped VENQ website using React, Material UI and Redux leveraging
performance parameters to reduce latency by 30%.
Integrated secure payment gateway - RAZORPAY, increasing sales by 20% and enhancing
transaction efficiency for VENQ clients.
Integrated 3 third-party API - SUREPASS, for Aadhaar/PAN verification, streamlining investor
onboarding and admin oversight.

ReactMaterial UIReduxRAZORPAYthird-party API integrationWeb Development