RingCentral, Inc. (NYSE: RNG) is a global leader in cloud-based communications and collaboration software. We are fundamentally changing the nature of human interaction—giving people the freedom to connect powerfully and personally from anywhere, at any time, on any device. The company provides unified voice, video meetings, team messaging, digital customer engagement, and integrated contact center solutions for enterprises globally. RingCentral's open platform integrates with leading business apps and enables customers to easily customize business workflows.

We’re a $2 billion company that’s growing at 30+% annually and we’re expanding our  Engineering Team to make sure we stay ahead of the competition. RingCentral is headquartered in Belmont, California, and has offices around the world.

About RingCX:

• RingCX is RingCentral’s next-generation AI-powered Contact Center solution, designed to deliver seamless, intelligent, and personalized customer experiences across digital and voice channels. Built with a modern microservices architecture and deep AI integrations, it empowers businesses to automate, analyze, and act in real-time. Join us in shaping the future of customer engagement — where speed, empathy, and intelligence converge. Be part of a team that’s redefining how the world connects.

We’re currently looking for: Senior Java Application Developer 

To succeed in this role you must have experience in the following:

• A deep understanding of the Java language and ecosystem.

• Knowledge of Ruby and Rails will be a strong plus.

• Proficiency in high/low-level design of a distributed system.

• Willingness to take ownership of the tasks and to achieve targets with minimum supervision

• Experience with SaaS, distributed, highly available, event-driven systems

• Strong problem-solving skills, a can-do attitude

• Excellent communication skills; ability to effectively present ideas and thoughts

Responsibilities:
 

• Work with architects and other stakeholders on polishing requirements, suggest technical solutions, and provide feasible estimates.

• Transfer requirements into implementation that is focused on efficiency and quality

• Be an owner of solutions implemented, actively support them from the proof of concept through production deployment.

• Focus not only on development but on running software in production. Be proactive in defining monitoring/alerting specifications, enhancing observability and traceability of all production flows.

• Provide mentorship to junior team members, become a center of competence on every part of the product you contribute to.

• Participate in code reviews and other efforts to maximize quality of products.

• Be ready to provide technical assistance and guidance to service engineering teams that answer customer requests.

• Work in a distributed team spanning across multiple time zones.
  
   

Qualifications:

• 8+ years of experience in software development role building backend services using Java, Spring MVC/Spring Boot 

• Extensive experience of writing tests using JUnit, RestAssured.

• 1-2 years of experience in software development role building applications using Ruby, Rails, Rspec.

• REST API, Docker & K8s.

• Proven track record in delivery of event-driven, highly available, scalable, resilient enterprise grade commercial cloud services.

• Proficiency in developing Java applications. Advanced knowledge of Java Core, Collections, Multithreading & Java Memory Model, Garbage collection.

• Deep understanding of micro services architecture paradigm, event driven system design, distributed systems, eventual consistency principles

• Experience developing REST services: REST manifesto, stateful/stateless services, load balancing strategies

• Strong RDBMS skills: writing advanced queries, designing table structure / indexes / triggers, query optimization / query plan analysis

• Hands-on experience of working with Mongo DB.

• Experience working with Kafka or other messaging queues