Voice Over LTE/5G Software Engineer

Product Overview

We are developing a Session Border Controller (SBC) in the IP Multimedia Subsystem (IMS), which is commonly used by many operators in telecommunication networks all over the world. The SBC is:

• A carrier-class accessing and interconnecting IMS and other IP multimedia networks;
• A gateway to guarantee security, privacy, and quality of service for both signaling and media;
• One product for supporting multimedia IMS applications such as Voice over LTE (VoLTE), Video over LTE (ViLTE), WiFi-calling, SIP Trunking, Rich Communication Services (RCS), and interconnect scenarios;
• Deployed in Enterprise infrastructures or any carrier network delivering commercial residential, business, fixed-line, or mobile VoIP services;

Responsibility

By joining our distributed cross-functional teams between Sweden and Vietnam, you will be involved in the full system development lifecycle:

• Analyze and propose the solution for new requirements requested by customers;
• Design and implement the feature solutions requested by customers;
• Design and execute the test scenarios from low-level to high-level testing;
• Track the testing results on the Continuous Integration (CI) system to ensure the quality of the feature development;
• Update documents to guide customers to use new features;
• Analyze and answer questions raised from customers towards the product and advise customers to use the released features properly;
• Support the customer in fixing product issues;

Skills gained

• Enhance your ability to analyze, design, and implement new features;
• Enhance problem-solving skills related to real-life situations for professional clients;
• Working within a professional development process framework defined by an international telecommunication company;
• Upgrade networking and system knowledge such as security, load balancing, system stabilization, system integration, etc;
• Improve your understanding of the voice network system;
• Work with a huge telecommunication product that is widely used around the world;

You will live a true Agile; Lean culture where employees are empowered at all levels to collaborate and take ownership. At DEK Vietnam, we constantly run the Scrum mentorship and Agile Coaching programs to help build up your career path.