Calsoft - WLAN Developer - WiFi (4-13 yrs)

Job Title : Software Engineer/Lead Software Engineer - Network Management & Orchestration (Java/Go) for Wireless LAN

Roles & Responsibilities :

- Lead the design, development, and deployment of network management and orchestration solutions for Wireless LAN devices using Java and/or Go.

- Architect and develop cloud-native applications and microservices that scale across distributed systems, utilizing AWS, GCP, or Azure cloud environments.

- Implement high-performance, scalable solutions for managing complex wireless network environments, ensuring Wi-Fi device management, client provisioning, and network optimization.

- Collaborate with cross-functional teams, including product managers, QA engineers, and network architects, to deliver network management features on time.

- Develop and maintain RESTful APIs for integrations with network devices, cloud platforms, and third-party services.

- Utilize database technologies (SQL/NoSQL) for efficient data management, storage, and retrieval of network data, metrics, and configurations.

- Work with messaging systems (e.g., Kafka, RabbitMQ) to enable scalable, event-driven architecture for real-time network management and orchestration.

- Focus on continuous integration, CI/CD pipelines, and DevOps practices to ensure consistent and rapid delivery of features.

- Optimize the system for performance and scalability, focusing on low-latency and high-throughput applications in wireless environments.

- Lead the effort to troubleshoot and resolve complex technical issues across distributed systems, with an emphasis on network performance, device connectivity, and system health.

- Mentor junior engineers, ensuring high coding standards, efficient practices, and fostering a culture of continuous learning.

Skills & Expertise :

- Programming Languages : Extensive experience with Java (preferably Java 8+) and/or Go for backend system development in a microservices architecture.

- Cloud & Microservices : Strong knowledge of cloud-native design and architecture, with hands-on experience using AWS, GCP, or Azure for building scalable network management solutions.

- Database Technologies : Expertise in SQL databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Cassandra, DynamoDB,Elasticsearch), including data modeling, querying, and performance optimization.

- Messaging Systems : Hands-on experience with event-driven architecture and messaging systems like Apache Kafka, RabbitMQ, or ActiveMQ for handling real-time communication between services.

Wi-Fi Standards & Protocols :

- Expertise in development of management services for Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E, and legacy Wi-Fi standards like 802.11n.

- Knowledge of network protocols including TCP/IP, DNS, DHCP, HTTP/HTTPS, SNMP, and their integration in wireless network management.

- Expertise in Wi-Fi security protocols such as WPA3, WPA2, 802.1X, RADIUS, and AES encryption for secure wireless access.

- API Development & Testing : Strong hands on experience in developing RESTful APIs and integration testing to ensure smooth interoperability with Wireless and Wired devices.

- CI/CD & DevOps : Familiarity with CI/CD tools like Jenkins, GitLab CI, CircleCI, and other modern DevOps practices for automated testing, building, and deployment pipelines.

- Performance Optimization : Strong problem-solving skills for optimizing applications for performance, scalability, and low-latency environments in high-traffic, distributed systems.

- Agile Methodologies : Comfortable working in Agile environments (Scrum, Kanban), with experience managing complex tasks and collaborating in cross-functional teams.

Qualifications :

Experience : Software development experience, with focused on network management and orchestration in the Wi-Fi domain.