Tarun Jain Email & Phone Number

Sagar, Mp, In

India

Freelance Software Consultant specializing in backend with Java (Spring Boot) and frontend with ReactJs, delivering service-oriented software solutions.

Shardeum is an EVM-based, linearly scalable smart contract platform that provides low gas fees while maintaining true decentralization and solid security through dynamic state sharding implemented using Shardus technology.- Added support for funding coins and tokens to accounts for load testing.- Created scripts to reproduce bugs on Shardeum Dapps network.- Developed understanding of blockchain and sharding algorithms.

Bengaluru, Karnataka, India

Multi-Region Architecture | Devops- Converted a single region AWS architecture to multi region.- It supports over 10 services catering to 500+ enterprise clients.- Successfully resolved scalability, latency, and downtime issues.- Refactored multiple projects, pipelines, and workflows to align with new architectural designs.Technologies:- AWS [ Code build | RDS | ECR | ECS | VPC | EC2 | ELB | Route53 ] | Bitbucket Pipelines

Bengaluru, Karnataka, India

DIY Platform for Oneview | Technical Lead & Full Stack Developer (2 Years)- Architected & implemented a DIY tool for Analytics Platform for reports/dashboards creation.- Led 6 engineers to deliver 40+ features in frontend & backend.- Boosted Daily Active Users Metrics from 140 to 60,000 within one year. - Eliminated need for SQL expertise for non-technical users.- Achieved 3x increase in report delivery via faster delivery and security.Access Management Application | Backend Developer (2 Months)- Enhanced & scaled existing access management microservice to support internal users.- Integrated internal users with Oneview Analytics Platform.

Bengaluru, Karnataka, India

Oneview Analytics Platform | Backend Developer (2 Years)- Developed 20+ core features in the backend microservices using the TDD approach.- Developed Automated Replenishment System for FMCG companies.- Independently designed & developed entire DIY backend framework.Database Migration Tool | Developer & Server Maintainer (1.5 Years)- Maintained a Mysql to Redshift database migration tool.- It has 3 core components - initial data dump, realtime migration, anamoly detection.- Reduced data dump time from 12 to 4 hours for a 500GB database.- Improved functionality & automated processes to minimize downtime and effectively handle failures.- Created servers and documented server setup steps.Cube Application | Developer | Volunteered (2 Months)- Created a user-friendly Zoho Creator application for internal users.- App helps in creating cubes (precomputed tables) and resolve data inconsistencies.- Documented cube definition details and automation processes for seamless operations.- Achieved widespread usage of the application, with over 900 instances utilized.

Bengaluru, Karnataka, India

Universal Messaging Service | Backend Developer (6 Months)- Designed and implemented a platform for sending messages using multiple vendors. - It supports mediums like email, SMS, WhatsApp, and push notifications.- Developed a decoupled system with producer, consumer, queues, callbacks.- Developed a fault-tolerant system with flexible vendor and medium choice.Bizom Application | Backend Developer (6 Months)- Reduced effort from 10 men days to 1 man day by developing an invoice automation solution.- Integrated invoice automation with QuickBooks. - Worked closely with the finance team.- Implemented feature enhancements, including inventory management & customization, messaging integration, and improved validations.SAP Integration | API Developer & Integration SPOC (4 Months)- Developed and documented 25+ rest apis for integration of bizom with external SAP systems.- Built monitoring systems and automated processes to verify integration status.- Completed integration for 4 bizom customers.Bizom Application | Android Developer (2 Months)- Streamlined app release process.- Optimized sync API functionality.- Enhanced validation checks for improved performance and data integrity.- Added features for efficient data input and streamlined product selection process.

Bengaluru, Karnataka, India

Project: Deep AI Cluster (5 Months)- Implemented multiple CNN models for benchmarking performance. - Gained familiarity with Caffe's classes and data structure, utilizing Google Protocol Buffer.- Attempted to enhance Caffe2 Framework's source code to optimize performance.Project: Sinema Server (1 Month)- Conducted performance testing of a Force Directed Graph for optimizing the Sinema Server.- Implemented and assessed the impact of the graph on enhancing server optimization.Technologies: - Convolutional neural network (CNN) | Caffe | Google Protocol Buffer

Bengaluru, Karnataka, India

Provided C++ training, managed assessments, and conducted interactive hands-on sessions as a Teaching Assistant for the Integrated M.Tech program at IIIT Bengaluru.

Master Of Technology, Information Technology, 2.85 / 4.0

- Implemented Linux Device Driver of IR Blaster. - Implemented bootloader of OS from ground up. - Implemented a Solar System Virtual.

Blockchain Developer Nanodegree, Computer Science, Certified

- Developed four decentralized applications (DAPPs) and deployed on the Rinkeby test network. - Projects: Supply Chain, Flight Insurance.

Bachelor Of Technology, Computer Science, 9.31 / 10.0

- Gold Medalist | Academics. - Recipient of Merit Scholarship for four consecutive years. - Held Rank 1 for four consecutive years.