r
rmansadevi

Mansa Devi

@rmansadevi

Full stack engineer with expertise across SaaS and fintech

India
Engels, Hindi, Tamil
Sommige informatie wordt in het Engels weergegeven.
Over mij
I'm a Senior Software Engineer with production experience building scalable full stack systems across SaaS and Fintech. I specialize in designing & optimizing event-driven architectures, microservices, & high-throughput distributed systems, along with the frontend interfaces that consume them. What I build: Backend & Frontend: Spring Boot microservices, REST/gRPC APIs, ReactJS interfaces Data Infrastructure: Kafka streams, Redis caching, DynamoDB optimization, ETL pipelines System Architecture & Optimization: Scaling systems to handle millions of events, incident response, performance tuning... Lees meer

Skills

r
rmansadevi
Mansa Devi
offline • 

Bekijk mijn diensten

API en integraties
I will build scalable spring boot microservices with crud rest apis
VanafUS$ 15 / projectMeer informatie

Werkervaring

PayPal

Senior Software Engineer

PayPal • Fulltime

May 2025 - Jun 2026 • 1 yr 1 mo

- Integrated conversational AI agent for payment workflows: Integrated speech-to-text and LLM APIs to automate structured data capture, reducing manual intervention by ~50% and processing 10,000+ transactions daily - Event-driven notification system ownership: Designed and deployed core components (DynamoDB Streams, Kafka, gRPC) for post-payment workflows across Venmo–PayPal integration, handling 100K+ events/day with <100ms latency - Gift Card microservice launch: Built Java/Spring Boot microservice (MySQL, Redis, Kubernetes) with zero-downtime releases via automated CI/CD pipelines; achieved 99.9% uptime - Test automation optimization: Leveraged AI tooling to automate testing and boost coverage; reduced testing cycle from 5 hours to 30 minutes, accelerating release velocity

Freshworks

Freshworks

Fulltime • 3 yrs

Senior Software Engineer

Mar 2024 - Mar 2025 • 1 yr

- Improved microservice throughput by 40%: Redesigned caching strategy using Redis and optimized database access patterns under peak load (5K+ RPS) - Production reliability improvement: Led root-cause analysis on recurring high-severity issues; reduced incident recurrence by 25% and improved system reliability - Led backend improvements across services, enhancing data integrity and system performance in high-load environments - Mentored a junior engineer on production debugging, system design, and engineering best practices

Software Engineer

Mar 2022 - Mar 2024 • 2 yrs

- Designed and shipped 8 production APIs supporting onboarding and data filtering workflows; served 2M+ users across Freshchat and Freshdesk - Critical data incident recovery: Production inconsistency detected affecting customer records; developed and deployed corrective scripts under tight timeline (4-hour SLA), restoring data integrity for 50K+ accounts - Security SLA improvements: Reduced violations by 50%+ through secure API integrations and compliance reviews - Data pipeline modernization: Migrated 25+ metrics pipelines to FreshAnalytics ETL, enabling better observability and data-driven decision-making