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I'm a backend-focused software engineer with 3.5+ years of experience designing and operating distributed, cloud-native systems in financial and enterprise environments. I build event-driven microservices, optimize high-throughput transaction workflows, and deploy secure infrastructure on AWS and GCP. I bring hands-on experience with Retrieval-Augmented Generation (RAG) pipelines and production-grade CI/CD automation, plus a strong foundation in concurrency, data modeling, API design, and reliability engineering. I thrive on building resilient, observable, and performance-efficient systems that perform under real-world constraints.…I'm a backend-focused software engineer with 3.5+ years of experience designing and operating distributed, cloud-native systems in financial and enterprise environments. I build event-driven microservices, optimize high-throughput transaction workflows, and deploy secure infrastructure on AWS and GCP. I bring hands-on experience with Retrieval-Augmented Generation (RAG) pipelines and production-grade CI/CD automation, plus a strong foundation in concurrency, data modeling, API design, and reliability engineering. I thrive on building resilient, observable, and performance-efficient systems that perform under real-world constraints.

Keerthana Cirisenagola

Back-End Developer, Full Stack Developer, Web Developer, +2

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I'm a backend-focused software engineer with 3.5+ years of experience designing and operating distributed, cloud-native systems in financial and enterprise environments. I build event-driven microservices, optimize high-throughput transaction workflows, and deploy secure infrastructure on AWS and GCP. I bring hands-on experience with Retrieval-Augmented Generation (RAG) pipelines and production-grade CI/CD automation, plus a strong foundation in concurrency, data modeling, API design, and reliability engineering. I thrive on building resilient, observable, and performance-efficient systems that perform under real-world constraints.…I'm a backend-focused software engineer with 3.5+ years of experience designing and operating distributed, cloud-native systems in financial and enterprise environments. I build event-driven microservices, optimize high-throughput transaction workflows, and deploy secure infrastructure on AWS and GCP. I bring hands-on experience with Retrieval-Augmented Generation (RAG) pipelines and production-grade CI/CD automation, plus a strong foundation in concurrency, data modeling, API design, and reliability engineering. I thrive on building resilient, observable, and performance-efficient systems that perform under real-world constraints.

Available to hire

I’m a backend-focused software engineer with 3.5+ years of experience designing and operating distributed, cloud-native systems in financial and enterprise environments. I build event-driven microservices, optimize high-throughput transaction workflows, and deploy secure infrastructure on AWS and GCP.

I bring hands-on experience with Retrieval-Augmented Generation (RAG) pipelines and production-grade CI/CD automation, plus a strong foundation in concurrency, data modeling, API design, and reliability engineering. I thrive on building resilient, observable, and performance-efficient systems that perform under real-world constraints.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

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Expert

Intermediate

Language

Javanese

Advanced

Work Experience

Software Development Engineer at PNC Financial

May 1, 2025 - Present

Designed RESTful microservices to handle real-time transaction validation, fraud evaluation, and general ledger reconciliation for a platform processing 3M+ transactions daily. Migrated legacy batch reconciliation to event-driven microservices on AWS (EKS, EC2, RDS, S3, ALB) with health checks, autoscaling, and rolling deployments to maintain 99.95% SLA. Implemented idempotent processing, exponential-backoff retries, centralized exception handling, and Kafka-based event streaming for asynchronous settlement. Optimized PostgreSQL queries with composite indexes and execution plan tuning; built an operations dashboard to monitor 200+ analysts and reduce audit/query latency.

Software Engineer at Accenture

January 1, 2021 - December 31, 2023

Supported digital claims processing and policy management system; modernized a legacy monolith into microservices serving 500K+ active policyholders. Implemented REST APIs with Java/Spring Boot for claims validation, eligibility workflows, and policy lifecycle, reducing manual review time. Built event-driven data processing modules with structured logging, audit trails, and centralized error handling to improve traceability. Developed RBAC-enabled access controls and OAuth2/JWT security. Implemented embedded Generative AI-powered document summarization and semantic search using embedding-based retrieval pipelines to accelerate claims review.