Principal Architect: Kotlin/Spring Boot, AI-Driven Platform

SIGNIA SOFTWARE SOULTIONS PVT LTD; United States; Remote; USD 180,000 - 240,000; Full time

Job summary

SIGNIA SOFTWARE SOLUTIONS PVT LTD is seeking a Principal Software Engineer to steer architecture for a healthcare platform spanning quoting, plan management, underwriting, and analytics workflows. You will mentor a large team and own end-to-end delivery, including AI-driven components and cloud infrastructure.

We expect 10+ years of distributed systems leadership, deep Kotlin/Java plus Spring Boot experience, and strong frontend collaboration with React/TypeScript.

Qualifications

• 10+ years building and scaling production-grade web applications and distributed systems.
• Strong backend hands-on experience in Kotlin or Java with Spring Boot; comfortable on the React/TypeScript frontend.
• Has owned architecture and technical direction for a product, not only features.
• Experience leading and mentoring a large engineering team (48 engineers).
• Solid with relational databases (PostgreSQL), caching, and AWS cloud infrastructure.
• Familiar with AI coding tools and applying AI in products.

Responsibilities

• Own architecture and technical direction across backend, frontend, and AI pipelines.
• Build and scale backend services using Kotlin / Spring Boot (JDK 21), Spring Security / OAuth2, Hibernate, MapStruct, and Liquibase.
• Build core platform features end-to-end for quoting, plan management, underwriting, and analytics workflows.
• Integrate AI where it adds leverage for document processing, classification, and an in-house agent framework.
• Develop and guide the frontend using React, TypeScript, Vite, and Tailwind.
• Design and consume REST APIs; enforce clean layering and DTO discipline.
• Model and optimize data across PostgreSQL, ClickHouse, and Redis; optimize performance at scale.
• Lead CI/CD pipelines, Docker-based DevOps, and cloud infrastructure (AWS, Terraform/OpenTofu); enforce engineering standards.

Skills

Distributed systems

Kotlin

Java

Spring Boot

React

TypeScript

Architectural leadership

Mentoring

AWS

AI tooling

PostgreSQL

Caching (Redis, etc.)

Tools

Kotlin

Java

Spring Boot

Hibernate

MapStruct

Liquibase

React

TypeScript

Docker

AWS

Terraform/OpenTofu

PostgreSQL

ClickHouse

Redis

Job description

SIGNIA SOFTWARE SOLUTIONS PVT LTD is seeking a Principal Software Engineer to steer architecture for a healthcare platform spanning quoting, plan management, underwriting, and analytics workflows. You will mentor a large team and own end-to-end delivery, including AI-driven components and cloud infrastructure.

We expect 10+ years of distributed systems leadership, deep Kotlin/Java plus Spring Boot experience, and strong frontend collaboration with React/TypeScript.