Senior Software Engineer - Apps (AI Platform Reliability)

Location: Belmont, California

Time Type: Full time

Job Description

Say hello to opportunities.

If you’re looking to be part of what’s next in communication, you’re in the right place.

At RingCentral, we believe the best customer experiences happen when humans and AI work together. Our agentic voice AI portfolio—AIR, AVA, and ACE—brings together automation, assistance, and insights across the entire conversation lifecycle. The result? More seamless, intelligent experiences for businesses everywhere.

With $2.5B+ in ARR and $250M invested in R&D annually, we’re building the future of AI-powered business communications.

This is where you and your skills come in. We are looking for a Senior Software Engineer who will act as the primary engineering lead for resolving complex, multi-layered issues within the RingCentral’s AI platform. This role owns the full lifecycle of the solution: from deep-dive discovery to writing and deploying the production code. The engineer will leverage "under-the-hood" knowledge to build and refine features for our AI products, including improvements to Autonomous AI Agents, real-time transcriptions, and smart meeting summaries.

This role requires on-site presence at our office 4 days a week to support effective collaboration and teamwork.

Responsibilities:

• Collaborating effectively with Product Management, Customer Support, and other cross-functional teams to investigate production issues, design and implement solutions, and deploy fixes to production environments.

• Architecting and developing new RingCentral app features, and continuously improving the application's performance and scalability.

• Designing and building internal diagnostic tools to monitor LLM performance, focusing on inference quality, token efficiency, and hallucination rates.

• Tracking incidents, managing resolutions, and reporting on progress.

Desired Qualifications and Experience:

• A Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or a relevant technical field is required.

• 5+ years of overall Software Development experience in Agile Development.

• Proficiency in software architecture design, especially for web, mobile, or desktop applications.

• Proficiency in few of the following for web and mobile development language: Python, TypeScript, Java, JavaScript, Swift, and Kotlin.

• C++ and Electron experience for desktop applications development is a plus.

• Experience troubleshooting LLM-based applications and AI Agents.

• Proficiency with systems like ElasticSearch, Kibana, Logstash with the ability to create custom monitors for AI-specific metrics.

What we offer:  

• Comprehensive medical, dental, vision, disability, life insurance

• Health Savings Account (HSA), Flexible Spending Account (FSAs) and Commuter benefits

• Voluntary supplemental health coverage and life insurance

• 401K match and ESPP

• Paid time off and paid sick leave

• Paid parental and pregnancy leave 

• Family-forming benefits (IVF, Preservation, Adoption etc.)

• Emergency backup care (Child/Adult/Pets)

• Employee Assistance Program (EAP) with counseling sessions available 24/7

• Free legal services that provide legal advice, document creation and estate planning

• Employee bonus referral program

• Student loan refinancing assistance

• Employee 1:1 coaching, perks and discounts program

RingCentral’s Engineering team works on high-complexity projects that set the standard for performance and reliability at massive scale. What kind of scale? Millions of users today and hundreds of millions tomorrow. This is  your chance to help imagine, develop and deliver products that raise the technological bar, and power human connections. If you’re a talented, ambitious, creative thinker, RingCentral is the perfect environment to join a world class team and bring your ideas to life. 

RingCentral’s work culture is the backbone of our success. And don’t just take our word for it: we are recognized as a Best Place to Work by Glassdoor, the Top Work Culture by Comparably and hold local BPTW awards in every major location. Bottom line: We are committed to hiring and retaining great people because we know you power our success.

About RingCentral

RingCentral is a global leader in agentic voice AI–powered business communications, delivering an integrated platform for business phone, SMS, contact center, workforce engagement management, video collaboration, and messaging. As the communications layer connecting businesses and customers, RingCentral is the front door of business communication and is in the advantageous position to apply AI at every phase of the conversation journey — before, during, and after each interaction. Our agentic AI portfolio includes autonomous voice-first AI agents that automate calls, assist in the moment, and analyze every interaction – enabling businesses to work smarter, respond faster, and connect more meaningfully with their customers. Visit ringcentral.com to learn more.

RingCentral is an equal opportunity employer that truly values diversity. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. We are committed to providing reasonable accommodations for individuals with disabilities during our application and interview process. If you require such accommodations, please click on the following link to learn more about how we can assist you.

If you are hired in Belmont, CA, the compensation range for this position is between $142,800 and $204,000 for full-time employees, in addition to eligibility for variable pay, equity, and benefits. Benefits may include, but are not limited to, health and wellness, 401k, ESPP, vacation, parental leave, and more! The salary may vary depending on your location, skills, and experience.