Shreyas
Shelar

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Users on the forex treasury platform
Pipeline runtime cut — 269 days → 6 hours
800ms
→ 200ms
p95 latency after N+1 fix + distributed cache
API calls re-engineered with nested parallelism
Microservices in AegisPay — exactly-once delivery
Greenfield services owned end-to-end
// expertise

Built on a
deep stack

From raw Java threads to Kafka streams, GCP pipelines to K8s deployments — I work at every layer of the backend.

Backend & Architecture
Java 21 Spring Boot 3 Microservices Event-Driven CQRS Saga Transactional Outbox Idempotency
Messaging & Data
Apache Kafka Kafka Streams PostgreSQL Redis ClickHouse MongoDB BigQuery pgvector
Cloud & DevOps
AWS EKS GCP Kubernetes ArgoCD Helm Docker HashiCorp Vault Prometheus
AI / LLM
Claude API RAG Agentic Workflows Multimodal LLM pgvector
★ AWS Certified Data Engineer — Associate · Oct 2025
// projects

Production-grade
from day one

Every project ships with observability, resilience patterns, and security baked in — not bolted on.

● Flagship Project

AegisPay

Production-grade event-driven fintech platform. 10 microservices over 18 Kafka topics with 5-step Saga orchestration, compensating transactions, and exactly-once delivery via transactional outbox. Stripe PaymentIntents + 3DS, zero-trust JWT relay, immutable ledger, and 4 embedded AI components.

10 Microservices
18 Kafka Topics
5-Step Saga
4 AI Components
Java 21Spring Boot 3.3 Kafka KRaftPostgreSQL ClickHouseRedis KubernetesArgoCD AWS EKSClaude API
View on GitHub
// Architecture Snapshot saga.orchestrate({   steps: 5,   delivery: 'exactly-once',   outbox: true,   idempotency: 'Redis SETNX',   compensation: true }); ai.mount([   'RAG fraud copilot',   'Agentic triage',   'Multimodal KYC',   'LLM error resolver' ]); deploy.gitops({   target: 'AWS EKS',   cd: 'ArgoCD',   secrets: 'HashiCorp Vault',   tracing: 'W3C → Grafana' });
🏆 Hackathon — 1st Place · ₹1,00,000

Employee Engagement Platform

Led a team of 5 as sole architect. Designed full system architecture, decomposed modules, and delegated service ownership. Polyglot microservices platform combining gamification, internal social feed, reward economy, and AI-powered wellness journaling.

Spring BootNode.js Python FlaskAngular FlutterMongoDB Atlas NLP / TextBlobDocker
Kanaka Hackathon 4th Edition
● Production · 16K+ Users

Forex Treasury Platform

Backend for a forex treasury management platform at Kanaka Software. Real-time trade execution, post-trade settlement lifecycle, and 5 greenfield services — including a custom DB-to-DB integration engine that replaced AWS DMS entirely.

269 days → 6 hours
800ms → 200ms p95
JavaSpring Boot GCP BigQueryLooker QuartzPostgreSQL RedisAES Encryption
Kanaka Software · Feb 2024 – Present
// currently building

Always shipping.
Always in prod.

Active projects in various stages of construction.

LIVE
⚡

AegisPay

Production-grade event-driven fintech platform with Saga orchestration, AI fraud detection via RAG + Claude, and full GitOps deployment on AWS EKS with ArgoCD.

KafkaK8s ArgoCDClaude API
WIP
🗂️

Schema Visualiser

Interactive database schema visualisation tool — auto-generates ER diagrams, relationship maps, and query-path analysis from live database connections. No YAML, no boilerplate.

Spring BootD3.js PostgreSQL
// let's talk

Ready to
build together?

Building production-grade systems at the intersection of distributed architecture, fintech, and cloud.

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