Senior Java Backend Engineer / Technical Lead
Dilip Kumar Singh
I architect and deliver enterprise backend systems that scale, remain stable,
and support real business workflows.
13+ years across Travel, HRMS, and Insurance domains with deep leadership experience.
Core Skills
Java (8–17)Spring BootMicroservices
REST / GraphQLMongoDBPostgreSQL
RedisKafkaDocker
KubernetesAzureOAuth2 / JWT
System Design
Professional Experience
Recent roles first · Early career shown for completeness
Publicis Sapient
Senior Associate Technology L2 · Jun 2022 – May 2025
- Led architecture and delivery of Enrich+ HRMS platform
- Designed scalable microservices on Azure
- Handled estimations, reviews, releases, and stakeholder demos
ChainThat Limited
Product Technical Lead · Jan 2019 – Feb 2022
- Insurance platforms covering full policy lifecycle
- Kafka-based event-driven integrations
- Blockchain solutions using CORDA
InterGlobe Technologies
Senior Java Developer · Jul 2015 – Jan 2019
- Government airline risk assessment systems (SITA)
- Passenger screening & watchlist workflows
NIIT Technologies Limited
Java Developer · Jun 2011 – Jun 2015
- Travel and airline domain systems (SITA, Sabre)
- Strong foundation in SOA and enterprise Java
Key Projects
Primary projects first · Foundational projects shown for completeness
Enrich Plus (HRMS)
- Microservices with MongoDB & Redis caching
- Dockerized services on Kubernetes
- Secure APIs with Spring Security & JWT
Beyond Policy Administration
- Insurance contract lifecycle platform
- Kafka, PostgreSQL, REST APIs
Syncier
- Led Syncier, an enterprise blockchain-based insurance platform
- Automated end-to-end risk contract lifecycle using CORDA
- Designed event-driven microservices with Kafka
- Owned architecture, delivery, releases, and stakeholder demos
Foundational Projects (2011–2019)
- SITA ARAS & MGCP – Government airline risk systems
- CESDirect & Voyager – Travel and reservation platforms
Technical Writing (Medium)
Writing about Java, Spring Boot, microservices, system design,
and production engineering lessons.
Apps & Digital Products
Dual Face Sticky Notes
A privacy-focused desktop notes app that allows users to store hidden,
password-protected notes behind a normal visible note.
Sensitive content is revealed only after entering the correct password.
- Dual-layer notes: visible note with a hidden private side
- Password-protected flip to access secret content
- Works completely offline with local storage
Creator Idea Box
Offline Windows desktop app for instant idea capture without breaking focus.
Built for developers, founders, and creators who need speed, privacy, and zero friction.
- One-click popup for fast idea capture
- Works 100% offline · No login · No tracking
- Lightweight, distraction-free UI