Sr Software Engineer AI Cortex team | India

Role Purpose

As a Senior Software Engineer on the Cortex Management Team at Five9 you will design develop and maintain backend software solutions supporting the companys AI initiatives. This role focuses on building scalable reliable and high-performance backend systems that power end-to-end platform capabilities.

You will be responsible for backend architecture service design implementation testing and documentation. Working closely with product owners and key stakeholders you will translate requirements into robust backend services and APIs. The role also involves deep technical exploration of emerging technologies and partnering with product teams to bring innovative ideas into production.

In addition this position plays a key role in mentoring other engineers and driving backend engineering best practices across Five9.

How You Contribute

• Leverage strong expertise in programming languages frameworks and development methodologies to solve complex backend and distributed-systems challenges.

• Write high-quality efficient and maintainable backend code by following best practices and contributing to core services APIs and platform capabilities.

• Troubleshoot and resolve complex production and architectural issues by identifying root causes and implementing scalable solutions.

• Ensure development stays on track deliverables meet milestones and solutions align with business and platform objectives.

• Collaborate closely with cross-functional teams including product managers backend development teams frontend engineers and quality assurance to ensure alignment on requirements functionality and delivery.

• Follow and contribute to engineering processes service documentation technical specifications and API contracts.

• Ensure development stays on track milestones are met and the project aligns with business objectives.

Required Skills and Qualifications

• 5 years of industry experience in Java backend development.

• Strong proficiency with server-side technologies including:

  • REST API design and implementation

  • Microservice architectures

  • Backend frameworks such as Spring Boot

  • Databases (SQL NoSQL Redis)

• Hands-on experience designing and implementing scalable high-performance microservices that expose REST APIs.

• Experience solving complex problems that span multiple services products or distributed systems.

• Solid understanding of security best practices and the ability to implement measures to protect applications and data.

• Ability to work both independently and as part of a collaborative engineering team.

• Strong commitment to delivering high-quality performant and scalable backend solutions on time and within scope.

• Proven ability to mentor other developers through direct guidance and code reviews.

• Bachelors degree (or equivalent) in a relevant discipline.

Desirable Qualifications

• Experience with Google Cloud Platform (GCP) Kubernetes build tools (Gradle preferred) and CI/CD pipelines (GitLab preferred).

• Experience with event-driven messaging systems.

• Experience with contact center technologies including IVR virtual agents VoIP and telecommunications service providers.

• Experience with AI development tools.

Key Stakeholders

• Service owners and their teams

• Technical leadership and senior management

• Engineering teams