Saurav Kumar Karn
Contact details — on requestProof of Work — on request
Experience
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Software Development Engineer I
OnMobile Global Limited · Jan 2024 – Present
- Designed database schemas and backend services for reward campaigns, including a dynamic probability-based reward allocation mechanism driven by campaign rules and user eligibility.
- Designed and optimized RESTful APIs using Spring Boot for gameplay modules, tournament systems, rewards, leaderboards, onboarding workflows, and campaign management.
- Built and integrated a full Subscriptions page for the TGP platform, handling subscription flows, state management, and UI across multiple operator deployments.
- Developed a configurable theming architecture for the Vodacom TGP theme, making navbar, currency, Vodabucks, friends page, and subscription management togglable via configuration.
- Delivered white-label themes for 25+ telecom operators across 18+ countries in Africa, Asia, Europe, and Latin America, enabling rapid multi-region onboarding from a single codebase.
- Modernized a large-scale enterprise application by migrating from Angular 7 to Angular 17, reducing build time by 30% and resolving major legacy compatibility issues.
- Led full-stack implementation of game catalog, page/section creation, and competition template standardization modules.
- Resolved production bugs on the Vodacom gaming platform, including notch menu behavior, coin animation failures, onboarding image sync issues, and gesture conflicts, while maintaining platform stability across releases.
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SDE-1
OnMobile Global Limited · Jan 2024 – Present
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Software Engineering - Trainee
OnMobile Global Limited · Jun 2023 – Dec 2023
- Developed configurable user engagement features such as profile image uploads, challenge notifications, and "how to win" banners, improving personalization and retention.
- Enhanced merchandising capabilities across multiple game modes (social challenge, word search, reward-campaign, play-for-fun) with UI and API-level improvements.
- Integrated Embla Carousel to enable smooth sliding interactions, streak feature UI, and an enhanced ad experience across the platform.
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Software Engineering Trainee
OnMobile Global Limited · Jun 2023 – Dec 2023
Training & Placement Coordinator
Training & Placement Cell NIT Silchar · Jun 2022 – May 2023
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Summer Intern
NIT Silchar · May 2022 – Jul 2022
- Designed and implemented a Driver Drowsiness Detection System using OpenCV and Python, leveraging Dlib to identify 64 facial landmarks and detect signs of drowsiness in real-time.
- Integrated an automated alarm system triggered upon detecting sleepiness, enhancing driver safety.
Database Engineer
HostelDevta · Jun 2021 – Aug 2021
- Handling HostelDevta overall system database, handling algorithms and structures.
Skills 0 proven through work
Also works with
Driver Drowsiness Detection System DevelopmentAngular Signals UsageAngular CLI UsageAngular Material UsageAngular Version MigrationReward Allocation System ImplementationDynamic Probability Algorithm DesignOn-time DeliveryReliabilityProcess ImprovementInsightFace Library UsageLocation-Based Feature DevelopmentVersion Control with GitHubApplication DeploymentImpact AnalysisRegression TestingUI TestingEnvironment-Specific Configuration ManagementModular System DesignUI Implementation from DesignSoftware Development PracticesDesign Critique & GuidanceNotification System DevelopmentUser Profile Feature DevelopmentConfiguration-Driven System DesignSoftware Quality AssuranceDependency ManagementCode OptimizationApplication Performance OptimizationProduct Decision MakingCross-Departmental CoordinationCampaign System DevelopmentLeaderboard Feature ImplementationGame Application DevelopmentReact DevelopmentTypeScript DevelopmentAngular DevelopmentRedis Cache ImplementationSpring BootJava DevelopmentFull-stack DevelopmentFront-end DevelopmentBackend Development
Proof of Work
Proof of Work
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Education
Bachelor of Technology, Electrical Engineering
National Institute of Technology, Silchar · 2019 — 2023
Contact details
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