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Hi, I’m Varsha Devanand, a software engineer with 4+ years of experience designing and building scalable, cloud-native systems. I specialize in distributed backends, REST/gRPC APIs, and data-driven workflows that improve reliability and performance. I enjoy collaborating across teams to deliver impactful products and continuously optimize systems for efficiency and clarity. I’m open to relocation and thrive in fast-paced environments where I can contribute to large-scale initiatives, learn new technologies, and drive measurable business outcomes.…Hi, I’m Varsha Devanand, a software engineer with 4+ years of experience designing and building scalable, cloud-native systems. I specialize in distributed backends, REST/gRPC APIs, and data-driven workflows that improve reliability and performance. I enjoy collaborating across teams to deliver impactful products and continuously optimize systems for efficiency and clarity. I’m open to relocation and thrive in fast-paced environments where I can contribute to large-scale initiatives, learn new technologies, and drive measurable business outcomes.

Varsha Devanand

Back-End Developer, Full Stack Developer, Web Developer, +7

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Hi, I’m Varsha Devanand, a software engineer with 4+ years of experience designing and building scalable, cloud-native systems. I specialize in distributed backends, REST/gRPC APIs, and data-driven workflows that improve reliability and performance. I enjoy collaborating across teams to deliver impactful products and continuously optimize systems for efficiency and clarity. I’m open to relocation and thrive in fast-paced environments where I can contribute to large-scale initiatives, learn new technologies, and drive measurable business outcomes.…Hi, I’m Varsha Devanand, a software engineer with 4+ years of experience designing and building scalable, cloud-native systems. I specialize in distributed backends, REST/gRPC APIs, and data-driven workflows that improve reliability and performance. I enjoy collaborating across teams to deliver impactful products and continuously optimize systems for efficiency and clarity. I’m open to relocation and thrive in fast-paced environments where I can contribute to large-scale initiatives, learn new technologies, and drive measurable business outcomes.

Available to hire

Hi, I’m Varsha Devanand, a software engineer with 4+ years of experience designing and building scalable, cloud-native systems. I specialize in distributed backends, REST/gRPC APIs, and data-driven workflows that improve reliability and performance. I enjoy collaborating across teams to deliver impactful products and continuously optimize systems for efficiency and clarity.

I’m open to relocation and thrive in fast-paced environments where I can contribute to large-scale initiatives, learn new technologies, and drive measurable business outcomes.

Skills

Experience Level

Expert

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Language

English

Fluent

Work Experience

Software Engineer at Walmart

September 1, 2024 - Present

Designed and scaled a distributed cross-border payments system enabling real-time multi-currency transactions with <120ms API latency and an 18% higher transaction success rate. Built a production-grade RAG-based system using vector embeddings for anomaly detection and compliance, delivering context-aware investigation summaries and reducing manual triage. Architected Kafka pipelines ingesting 15+ real-time FX rate feeds with <500ms propagation latency. Implemented high-throughput REST/gRPC services for currency conversion and settlement with Redis-based distributed caching, improving peak-load throughput by 30%. Optimized PostgreSQL schemas (partitioning, indexing) to support millions of daily transactions. Implemented automated KYC/AML verification across 50+ regulatory frameworks, decreasing manual reviews. Deployed cloud-native infra on AWS using Terraform, API Gateway, and Lambda, cutting infrastructure setup time by 60% and improving deployment consistency. Enforced secure API go

Software Engineer at HCL

January 1, 2021 - August 1, 2023

Architected real-time core banking transaction processing services using Node.js and microservices for low-latency payments across BFSI systems, handling 8K–12K transactions/hour at peak. Developed high-throughput APIs integrated with payment gateways and SWIFT messaging. Designed Kafka-based event-driven pipelines enabling asynchronous workflows with near-real-time consistency. Introduced retry/backoff, distributed locking, idempotency, and secure authentication, boosting reliability and reducing transaction failures by 28%. Implemented HA/Failover across multi-node deployments achieving 99.9% availability. Containerized services with Docker and Kubernetes; streamlined releases via Jenkins CI/CD. Established cloud-native monitoring with Prometheus and Grafana, tracking 200+ metrics and enabling faster incident response.