Sr. Java Full Stack Engineer

RIMINI_BRAZIL Rimini Street Brazil Serviços de Tecnologia Ltda.; Hyderabad; On-site; INR 2,800,000 - 5,200,000; Full time

Job summary

Rimini Street, Inc. in India is seeking a Senior Software Engineer (Full Stack) to design and deliver production-grade software across Java backend, Python AI components, and Angular-based frontend.

You will build MCP servers, REST APIs, and data stores, while enabling AI agents to interact with ERP systems. The role spans backend, AI integration, and UI, and offers a path to shaping Rimini Street's Agentic ERP Platform.

Qualifications

• Experience with Java 21 and Quarkus for backend services and REST APIs.
• Experience building backends and integration components for AI agents.
• Frontend development with Angular and TypeScript.
• Knowledge of PostgreSQL and vector storage (pgvector) is a plus.
• Experience with AI tooling and agent integration frameworks.

Responsibilities

• Design and develop backend services using Java 21 and Quarkus, including MCP servers and REST APIs.
• Build and maintain components that connect AI agents to ERP systems (SAP, Oracle EBS, JD Edwards).
• Develop data access layers with PostgreSQL and vector storage.
• Implement resilience patterns using Resilience4j for production reliability.

Skills

Java 21

Quarkus

REST APIs

Angular

TypeScript

Python

LangChain4j

Pydantic AI

AI agent integration

Tools

PostgreSQL

pgvector

Restate

Resilience4j

LiteLLM gateway

MCP servers

Angular Material

Job description

About Rimini Street, Inc.

Rimini Street, Inc. (Nasdaq: RMNI), a Russell 2000® Company, is a proven, trusted global provider of end-to-end, mission-critical enterprise software support, managed services and innovative Agentic AI ERP solutions, and is the leading third-party support provider for Oracle, SAP and VMware software.

Our comprehensive portfolio of unified solutions help run, manage, support, customize, configure, connect, protect, monitor, and optimize enterprise application, database and technology software, enabling our clients to achieve better business outcomes, significantly reduce costs and reallocate resources towards strategic projects.

The Company has signed thousands of contracts with Fortune Global 100, Fortune 500, midmarket, public sector and government organizations who selected Rimini Street as their trusted, proven mission-critical enterprise software solutions provider and achieved better operational outcomes, realized billions of US dollars in savings and funded AI and other innovation investments.

We are actively seeking a Sr. Java Full Stack Engineer, This role is based in India, Hyderabad.

About Rimini Street, India, GCC.

Rimini Street Inc, HQ : Las Vegas, NV, USA a disruptor in third party ERP support services, established undisputed leadership and as a natural progression, entered India with Rimini Street, India GCC India kick starting operations in Hyderabad , in 2013 with Global Client Onboarding Services, IT shared services and Global Service Development. In no time, Rimini Street, India GCC started Bengaluru operations going up the value chain with more complex product development (Oracle, SAP, Peoplesoft, JDE etc.) & advanced services (Managed services, Professional services, Security Managed Services etc).

Rimini Street, India GCC gained valuable share in bringing the reputation to Rimini Street Inc of being a global provider of unified support and managed service solutions for enterprise software. Today, Rimini Street, India GCC is a family of about 800+ full time talented individuals, thanks to the remarkable talent that has supported the expansion.

Rimini Street, India has nicely emerged as Global Capability Centre (GCC), and proudly says, "if you are best of the best, you belong to Rimini". We are on a mission to contribute significantly to our "Rimini ONE" program, a turnkey Rimini Street service program that offers a comprehensive set of unified, integrated services that can run, manage, support, customize, configure, connect, protect, monitor, and optimize your Oracle and SAP ERP, database, and technology software.

Position Summary

The Senior Software Engineer (Full Stack) is a core member of the Product Delivery engineering team building Rimini Street's Agentic ERP Platform-a strategic product that enables AI agents to interact with legacy ERP systems including SAP, Oracle E-Business Suite, and JD Edwards. This role contributes across the full technology stack, from backend platform services and MCP (Model Context Protocol) servers to AI agent integration and frontend user interfaces. Reporting to the Sr. Director, Engineering, this engineer will design, develop, and deliver production-quality software in a modern tech stack spanning Java, Python, and Angular. The ideal candidate is a versatile engineer who thrives working across layers of the stack, takes ownership of features end-to-end, and is energized by building a new platform from the ground up.

Essential Duties & Responsibilities

Backend Development

• Design and develop backend services using Java 21 and Quarkus, including MCP servers, REST APIs, and platform services.
• Build and maintain integration components that connect AI agents to enterprise ERP systems (SAP, Oracle EBS, JD Edwards).
• Develop data access layers using PostgreSQL, including working with pgvector for vector storage and similarity search.
• Implement resilience patterns (circuit breakers, retries, bulkheads) using Resilience4j for production reliability.
• Write clean, testable, well-documented code following established engineering standards and architectural patterns.

AI & Agent Integration

• Develop AI agent components using Python and frameworks such as Pydantic AI or LangChain4j.
• Integrate with LLM services through LiteLLM gateway, implementing prompt templates, tool calling, and response handling.
• Build and maintain RAG (Retrieval-Augmented Generation) pipelines for contextual knowledge retrieval.
• Implement orchestration workflows using Restate for multi-step agent processes with human-in-the-loop checkpoints.

Frontend Development

• Build user interfaces using Angular and TypeScript, contributing to the platform's component library and design system.
• Develop human-in-the-loop interfaces that allow users to supervise, approve, and intervene in agent actions.
• Implement responsive, modern layouts using CSS3, Tailwind CSS, and Angular Material or similar component frameworks.
• Create dashboards, admin panels, and monitoring views for agent