Tarun Rawat

Software Engineer

Bengaluru, Karnataka, India7 yrs 11 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

7+ years in full-stack development and identity management.
Led initiatives impacting millions in user authentication.
Expert in building scalable, secure systems.

Stackforce AI infers this person is a Fintech and SaaS expert with a strong focus on identity management and scalable systems.

Contact

Skills

Core Skills

Identity & Access ManagementBackend EngineeringObservability PlatformsMicroservices ArchitectureFrontend Development

Other Skills

Angular 2Angular 6Apache KafkaBigQueryBlockchainCC++Data StructuresDistributed SystemsExpress.jsExt JSGCPGoGolangGoogle BigQuery

About

🔧 Full-Stack Developer | Identity & Access Management | Scalable Systems | Distributed Systems Enthusiast I’m a full-stack developer with 7+ years of experience in designing and building scalable, production-grade software solutions. For the last 3 years, I’ve specialized in the identity domain, creating systems that are central to authentication, authorization, and user trust. With a strong foundation in backend engineering and frontend development, I’ve built and maintained several microservices from the ground up—always with a focus on security, observability, performance, and clean architecture. 🛠 Technical Expertise: Languages & Frameworks: Java, Spring Boot, Node.js, Express.js, JavaScript Frontend: React.js Databases & Storage: MySQL, Oracle, Elasticsearch, Redis Messaging & Streaming: Kafka, RabbitMQ API & Protocols: REST, GraphQL, gRPC DevOps & Tooling: Git, Maven, Jenkins Testing: JUnit, Mockito, Cucumber, Integration & Unit Testing Core Concepts: Data Structures, Algorithms, OOP, Design Patterns, Distributed Systems 🔍 Interests: Identity & Access Management (IAM) Data-intensive and Distributed Systems Security-focused Architecture AI-powered platforms and innovation in developer tools I'm always excited to collaborate with like-minded engineers and teams working on complex challenges at scale—especially in identity, security, distributed systems, and intelligent automation. 🤝 Let’s connect! Open to conversations, knowledge exchange, and new opportunities in the evolving world of tech.

Experience

Paypal

SDE 3

Sep 2022 – Present · 3 yrs 6 mos · Bengaluru, Karnataka, India · Hybrid

With over 7 years of experience in the Identity and Authentication space, I specialise in designing and scaling secure systems that prioritise user trust, data privacy, and regulatory compliance. At PayPal, I led initiatives that enhanced user identification, authentication auditing, and privacy-preserving data processing across hundreds of millions of users globally.
Developed and designed Visitor Identification Platform using Sophisticated Device Fingerprinting Techniques and uniquely fingerprinted around 300 millions devices across the globe with 99.9% confidence score .
Worked on designing the Authentication Auditing System for capturing all authentication related events for visibility, traceability, and accountability over all authentication-related activities in a system.
Worked on building a scalable WebAuthn Passkey platform, enabling secure, passwordless authentication using public key cryptography, with support for key registration, storage, and verification aligned with FIDO2 standards.
Drove modernization by deprecating legacy C++ services, migrating them to a scalable and maintainable tech stack, improving performance and developer agility.
Apart from regular work , I was also heavily involved in interview process . Took 50+ interviews in my tenure and mentored Junior ICs. During my tenure at Paypal , I was promoted to Staff role from SDE3
Tech Stack: Java, Sprint Boot , Node.js , Express.js , React.js , Kafka , Oracle , Bigquery , GCP .

JavaSpring BootNode.jsExpress.jsReact.jsKafka+5

Rakuten

2 roles

SDE 2

Promoted

Jan 2022 – Sep 2022 · 8 mos

Worked on developing Rakuten Sixthsense, an observability platform from scratch.
Created an Application Monitoring Service for monitoring the work loads deployed on Google Kubernetes Engine on Google Cloud Platform. Utilized the GCP GKE's APIs to monitor the GKE Cluster
Created an Oauth2.0 Authentication System for authorization and authenticating every request flowing in platform ensuring secure access control and compliance with modern security standards.
Contributed to the development of the Rakuten SixthSense UI using Vue.js, building responsive, modular components and enhancing overall user experience.

Google Kubernetes EngineGCPOAuth2.0Vue.jsObservability Platforms

SDE 1

Feb 2020 – Jan 2022 · 1 yr 11 mos

Worked in Rakuten's R&D Department . Mostly focussed on POCs
1. Worked on Rakuten Social Distancing App, a covid tracing app (Similar to Arogya Setu). Designed and developed pull based contact tracing algorithm using Bluetooth based BLE technology
2. Worked on Multiple POCs , some of them were:
a. Rakuten Donation platform for tracking donation using Blockchain
b. Developed a WebRTC-based chat application designed to facilitate communication for deaf and mute individuals, enabling real-time video and text interaction.

Lti

2 roles

Full-stack Developer

May 2019 – Feb 2020 · 9 mos · Pune Area, India · On-site

- Designed and implemented a scalable microservices architecture using Node.js and MongoDB, replacing IBM WebSphere to improve performance, reduce operational costs, and enhance system maintainability.

Node.jsMongoDBMicroservices Architecture

Graduate Engineering Trainee

May 2018 – May 2019 · 1 yr · Pune Area, India · On-site

- Developed an CIO dashboard tool using Angular 6, providing real-time insights through interactive charts, KPIs, and data visualizations to support executive decision-making.

Angular 6Frontend Development