Backend Engineer • Senior

Who you are

5+ years of backend engineering experience with a focus on distributed systems — you've designed, scaled, and operated services that handle real-time data and understand the complexities of voice infrastructure. Your expertise in Java and WebRTC allows you to build robust solutions that enhance customer interactions.

You have a strong understanding of SIP and multilingual support — your experience includes working on translation pipelines and real-time conversation intelligence, ensuring that every customer interaction is optimized for success. You thrive in collaborative environments, working closely with product teams to bring innovative features to life.

Your technical leadership skills shine as you guide teams through the design and implementation of backend systems — you enjoy mentoring junior engineers and fostering a culture of continuous improvement and learning. You are passionate about leveraging AI to transform contact center operations and are excited about the impact your work can have on customer experiences.

Desirable

Experience with cloud platforms and microservices architecture is a plus — you understand how to leverage these technologies to build scalable and efficient systems. Familiarity with AI and machine learning concepts can help you contribute to Cresta's mission of enhancing customer conversations through intelligent automation.

What you'll do

As a Senior Backend Engineer on the Voice Platform team, you will lead the design and implementation of distributed services that power Cresta's voice ecosystem. Your responsibilities will include driving major initiatives in areas such as SIP and WebRTC support, ensuring that our systems are reliable and scalable.

You will collaborate with cross-functional teams to develop innovative features that enhance the customer experience — your role will involve working closely with product managers and other engineers to define requirements and deliver high-quality solutions. You will also be responsible for monitoring system performance and troubleshooting issues as they arise, ensuring that our services meet the highest standards of reliability.

In addition to your technical responsibilities, you will play a key role in mentoring and guiding junior engineers — you will help them grow their skills and contribute to the team's success. Your leadership will be essential in fostering a collaborative and innovative environment where everyone can thrive.

What we offer

Cresta offers a dynamic work environment where you can make a significant impact on the future of customer interactions. We provide competitive compensation and benefits, along with opportunities for professional growth and development. Join us in revolutionizing the workforce with AI and be part of a team that is dedicated to transforming the contact center industry.