Product Engineer, Backend (Java)

Nuvena; New Delhi; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Nuvena is building Navio, the Execution Operating System, and seeks a Backend Product Engineer to design, build and run the Java-based services behind Navio. You will own APIs, workflow engines and integrations from design to production and beyond.

You will collaborate with frontend, AI and automation teams, turning product requirements into robust data models and service designs while delivering reliable, scalable software in production environments.

Qualifications

• 2-3 years of hands-on Java in production
• Spring or Spring Boot experience; Kotlin exposure counts
• Relational databases, REST APIs and Git
• Ability to explain design behind your code and defend or change it
• Uses AI coding tools to move faster without lowering the bar
• Takes ownership and finishes what you start

Responsibilities

• Design and build Navio's core services in Java with Spring Boot and Kotlin where it fits: APIs, workflow and rules engines, background jobs and integrations with customer systems
• Turn product requirements into clean service designs and data models, and take every feature from design to production without hand-holding
• Write tested, reviewed code, and own the performance, logging, monitoring and reliability of everything you ship
• Work with the frontend, AI and automation engineers on shared contracts, data models and releases
• Find the slow, manual or fragile parts of the system and fix them before anyone asks

Skills

Java

Spring Boot

Kotlin

REST APIs

Relational DBs

Git

AI coding tools

OO design

Ownership

Job description

About Nuvena: Nuvena builds Navio, the Execution Operating System: every promise a company makes or is owed — in a contract or to a team — gets an owner, a follow-up and proof.

Build the core of Navio OS in Java, Spring Boot and Kotlin, from the first design to production.

New Delhi · 2‑3 years

Role Summary

You build the core of Navio OS. As a Product Engineer on the backend, you design, build and run the Java services behind it: the APIs, workflow engines and integrations that enterprises depend on every day. You own what you build, from the first design to production and every day after.

Key Responsibilities

• Design and build Navio's core services in Java with Spring Boot, and Kotlin where it fits: APIs, workflow and rules engines, background jobs and integrations with customer systems.
• Turn product requirements into clean service designs and data models, and take every feature from design to production without hand‑holding.
• Write tested, reviewed code, and own the performance, logging, monitoring and reliability of everything you ship.
• Work with the frontend, AI and automation engineers on shared contracts, data models and releases.
• Find the slow, manual or fragile parts of the system and fix them before anyone asks.

Must Have

• 2‑3 years of hands‑on Java in production, with strong core Java, object‑oriented design and data structures.
• Real project work with Spring or Spring Boot; Kotlin exposure counts.
• Solid with relational databases, REST APIs and Git.
• Can explain the design behind your code, and defend or change it on the merits.
• Uses AI coding tools to move faster without lowering the bar.
• Takes ownership and finishes what you start.

Good To Have

• Microservices, messaging or cloud deployment experience.
• Kotlin in production, or Android.
• Experience building B2B or enterprise software.

What we expect from everyone:

• Go‑getter
• Problem‑solver
• Open‑minded
• Takes decisions
• Owns the outcome
• Works as one team