Abhinit Kumar Rai

Senior Software Engineer 1

Careem

Sep 2025 - Current (1 year)

• Led development of a POS custom integration platform enabling onboarding of enterprise vendors like McDonald’s and Americana to the Careem Super App, reducing merchant onboarding time by 99% and scaling integrations across 22k+ merchant outlets. • Architected and implemented end-to-end Order Creation and Real-time Order Tracking flows, handling 100k+ daily orders with 99.9%+ reliability and improving order status accuracy by 25%. • Built and maintained Order Creation, Promotion Event handling, and Webhook Event processors, enabling dynamic pricing updates, order lifecycle management, and robust external POS integrations. • Developed dynamic mission and challenge workflows using Netflix Conductor, empowering internal teams to configure use

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Software Developer

Hotstuff labs

Jan 2024 - Jul 2025 (1 year 7 months)

• Led the design and implementation of an exchange server, enabling seamless interactions with on-chain contracts for advanced trade functionalities on a Layer 3 blockchain. • Built an innovative Referral and Points system, allowing real-time tracking of user referrals and capturing insights from 1,000+ customer interactions, improving targeted engagement strategies. • Developed and launched a developer-friendly SDK, simplifying integration for 10+ external developers, reducing implementation time, and accelerating strategy deployment. • Designed a scalable data aggregation architecture, consolidating feeds from five major crypto exchanges to provide users with real time market updates for informed decision-making. • Optimized server effici

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Software Developer

Epifi

Feb 2023 - Jan 2024 (1 year)

• Designed and implemented a scalable Temporal workflow architecture to optimize financial transaction updates on a 2TB+ database, improving processing speed and ensuring seamless handling of 1.5 million transactions daily. • Developed and deployed the Remitter Backfill Workflow, enhancing real-time transaction identification and categorization on the Fi app, benefiting over 100,000 customers with improved financial clarity. • Played a key role in designing and building UPI-related services, including UPI Global, enabling secure and efficient digital transactions for 100,000+ users. • Engineered an advanced transaction categorization system, significantly enhancing merchant location accuracy and strengthening ATM transaction security, f

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Software Developer

Nurture.farm

Jul 2022 - Nov 2022 (5 months)

• Developed a dynamic seller dashboard for the retail application, consolidating key business metrics into a single, intuitive interface, enabling over 1,000 sellers to make data-driven decisions and improve operational efficiency. • Optimized database architecture by restructuring complex queries, significantly enhancing response times, and reducing latency, resulting in a more scalable and high-performing system. • Strengthened backend resilience by implementing efficient data retrieval strategies, ensuring seamless handling of large datasets, and improving overall application performance.

Software Development Engineer

Smarsh

Sep 2021 - Jun 2022 (10 months)

• Developed a robust GitHub Actions workflow to automate the creation of JAR files, streamlining deployment and accelerating release cycles for seamless software updates. • Designed and implemented a seller dashboard within the retail application, integrating key business metrics into a single interface. This feature has empowered over a thousand sellers with enhanced operational insights and strategic decision-making capabilities. • Gained hands-on experience in Java, Spring Boot, Microservices, AWS S3, and Athena, while also implementing Cron jobs to automate recurring tasks. Explored and contributed to the integration of gRPC for efficient service communication. • Led critical database optimizations by refining complex queries and en

Abhinit Kumar Rai

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