**ALL CANDIDATES MUST BE LOCATED IN PORTUGAL**

About Intermedia

Are you looking for a company where YOUR VOICE is heard? Where you can MAKE A DIFFERENCE? Do you THRIVE in a FAST-PACED work environment? Do you wake every morning EXCITED to work with GREAT PEOPLE and create SUCCESS TOGETHER? Then Intermedia is the place for you.

Intermedia has established itself as a leading provider of cloud communications and collaboration tech that allows companies to connect better. We have a strong track record of growth, profitability, and creating an environment where everyone matters. Everyone. While we are fast-paced and admittedly a bit intense, we promise that you won’t be bored. You will find Intermedia is a place where you can indulge your passion for creating and supporting great cloud technology. What’s more, we always look to promote from within and have many employees who have been with us 10, 15, and 20+ years!

Culture at Intermedia is built on teamwork and transparency. We hold each other accountable and always have each other’s back!

About the role

As a Principal Software Developer, you'll play a pivotal role in shaping the future of cloud IP telephony services (VoIP) within our UCaaS platform. Your primary responsibility will be to envision, design, and implement next-generation cloud systems that prioritize both reliability, cost efficiency and supportability. As part of Intermedia’s Voice Service team, you'll own feature development, architectural modeling and testing for our core IP telephony services (VoIP) platform including Softswitch, SBC and application infrastructure.

Responsibilities

Architect and design software for Intermedia IP telephony services (VoIP) Platform. Development of modules for the VOIP Service and its Components (new features, security, and compliance) Write technical documentation (architecture, services description) Optimize software to improve system robustness, performance and security. You will collaborate with Intermedia’s Architecture team and all Voice Platform teams to understand requirements and design features and work closely to ensure design correctness.

Required Skills

Bachelor or Master’s degree in Computer Science, Electrical Engineering, Computer Engineering, or equivalent related work experience 10+ years as a Software Developer with proven experience in OOP languages (C++, Java, etc) Experience debugging, measuring, optimizing and identifying failure modes in a large-scale distributed system. Good understanding of SOA and Microservices architectures and design patterns Experience with Telcom and VoIP technologies including SIP, RTP, SRTP, G.722, G.711, G.729A protocols Experience with TCP and UDP networking protocols Experience in multi-threaded programming Experience working in a UNIX/Linux environment, using virtual machines and containers Strong knowledge of Git version control System (GitLab, Bitbucket, etc) Good Analytical skills Outstanding communication skills (English), proactive, problem solver, team player

Desired Skills & Experience

Knowledge and experience in C++ (C++11/C++14) including stl and boost Knowledge and experience in Java 8 or greater Experience with MySQL Experience in developing high-load applications Experience with Network technologies and peer-to-peer communication (NAT, ICE, STUN, TURN)

Diversity, Inclusion, and Equal Opportunity

We hire, promote, and compensate employees based on their ability to perform their job responsibilities, without regard to race, color, creed, religion, sex, gender, marital status, national origin, ancestry, age, citizenship, physical or mental disability, sexual orientation, or any other basis protected by applicable law (collectively referred to in our Code of Conduct as “Protected Classes”). We do not tolerate employment discrimination in the workplace, and we are committed to making reasonable accommodations for identified disabilities or other limitations as required by all applicable laws. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status