Job Description

Calix provides the cloud, software platforms, systems and services required for communications service providers to simplify their businesses, excite their subscribers and grow their value.

We are seeking a highly skilled and motivated Staff Software Engineer to join our dynamic team. The ideal candidate will possess extensive experience in software development, with a strong focus on Java/J2EE, Linux, microservices, REST APIs, and high availability systems.
Roles and Responsibilities:• Design and implement innovative solutions: Design, code, and debug complex software systems, continuously enhancing their performance and functionality.
• Solve problems efficiently: Investigate and resolve software-related issues, optimizing performance and providing exceptional user experiences.
• Be an active team member: Engage in discussions, brainstorm ideas, and suggest solutions, shaping the direction of our shared services.
• Implement and sustain high availability (HA) solutions, clustering, redundancy, and stateful failover mechanisms.
• Develop and integrate REST APIs, ensuring smooth communication between different components.
• Remain forward-thinking: Advocate for new technologies that enhance productivity and efficiency, keeping our tech stack up-to-date and effective.


Qualifications:• A Bachelor's degree is required, with a Master's degree in a related field preferred.
• Over 12 years of progressive experience in developing distributed, multi-tier enterprise applications, particularly for element and network management platforms, ideally within Access Networks or telecommunications products.
• More than 8 years of extensive experience in designing and developing Linux and JAVA/J2EE based applications using Microservices/SOA architecture, Spring Boot, OOP principles, Collections, Multithreading, interprocess communication, exception handling, memory management, packages, JVM, among others.
• Demonstrated expertise in designing and implementing FCAPS solutions that are geographically diverse, highly scalable, and support high concurrency and multithreading.
• Over 8 years of experience in creating solutions with REST APIs, JSON, XML, Postgres, MongoDB, ELK Stack, SNMP, and Netconf/Yang.
• Extensive experience in building authentication and authorization systems utilizing modern technologies like OAuth and LDAP/Radius.
• Significant experience in establishing High Availability (HA), Clustering, Redundancy, and Stateful Failover through design, implementation, and deployment.
• Proven track record in performance benchmarking and database optimization.
• Practical experience with containerization frameworks including Docker, Kubernetes, or comparable tools.
• Familiarity with various Linux tools related to source code version control, code review, bug tracking, and CI/CD, such as Git, Gerrit, Jira, and Jenkins.
• Solid understanding of Networking and Broadband technologies is a plus.



If you are a motivated and experienced engineering professional looking to take the next step in your career, we invite you to apply for this exciting opportunity. Join our innovative team, where we value excellence, creativity, and collaboration. Our company is a leader in cutting-edge technology solutions, and we are looking for a talented Staff Software Engineer to take on a pivotal role in our organization to build distributed management systems.

About Us


PLEASE NOTE: All emails from Calix will come from a '@calix.com' email address. Please verify and confirm any communication from Calix prior to disclosing any personal or financial information. If you receive a communication that you think may not be from Calix, please report it to us at talentandculture@calix.com.
Calix delivers a broadband platform and managed services that enable our customers to improve life one community at a time. We're at the forefront of a once in a generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences.
This is the Calix mission - to enable CSPs of all sizes to Simplify. Innovate. Grow.

If you are a person with a disability needing assistance with the application process please:• Email us at calix.interview@calix.com; or
• Call us at +1 (408) 514-3000.


Calix is a Drug Free Workplace.