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.
Key Responsibilities:
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Design and implement innovative solutions: Design, code, and debug complex software systems, continuously enhancing their performance and functionality.
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Solve problems efficiently: Investigate and resolve software-related issues, optimizing performance and providing exceptional user experiences.
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Be an active team member: Engage in discussions, brainstorm ideas, and suggest solutions, shaping the direction of our shared services.
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Implement and sustain high availability (HA) solutions, clustering, redundancy, and stateful failover mechanisms.
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Develop and integrate REST APIs, ensuring smooth communication between different components.
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Remain forward-thinking: Advocate for new technologies that enhance productivity and efficiency, keeping our tech stack up-to-date and effective.
Qualifications:
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A Bachelor s degree is required, with a Master s degree in a related field preferred.
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8-12+ 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.
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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.
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Demonstrated expertise in designing and implementing FCAPS solutions that are geographically diverse, highly scalable, and support high concurrency and multithreading.
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Over 8 years of experience in creating solutions with REST APIs, JSON, XML, Postgres, MongoDB, ELK Stack, SNMP, and Netconf/Yang.
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Extensive experience in building authentication and authorization systems utilizing modern technologies like OAuth and LDAP/Radius.
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Significant experience in establishing High Availability (HA), Clustering, Redundancy, and Stateful Failover through design, implementation, and deployment.
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Proven track record in performance benchmarking and database optimization.
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Practical experience with containerization frameworks including Docker, Kubernetes, or comparable tools.
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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.
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Solid understanding of Networking and Broadband technologies is a plus.
Location:
