Senior Software Engineer - VoIP expert

encora10· Brazil Non-PS Billable
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📍 Brazil

About this role

Important Information 

Location: Brazil
Job Mode: Full-time 
Work Mode: Work from home

 

 

Job Summary

The objective of this role is to contribute to the development of a scalable and high‑performance Voice platform by building production‑ready VoIP solutions, addressing complex technical challenges, and optimizing real‑time communication pipelines. The position focuses on SIP‑based systems, FreeSwitch integration, and backend service development, while collaborating with DevOps teams to deploy and operate solutions in AWS and ensuring code quality through reviews, architecture discussions, and documentation.  

 

 

Responsibilities and Duties

  • Actively contribute to the codebase by writing production code, prototyping critical components, and resolving complex technical challenges;
  • Develop and maintain VoIP solutions for the Voice platform, including SIP signaling, traffic routing, and global scalability;
  • Lead the integration and customization of FreeSwitch as a core media server and softswitch platform;
  • Develop robust backend services using C, Java, Python, Golang;
  • Collaborate with DevOps and infrastructure teams to deploy and maintain solutions on cloud environments (AWS);
  • Participate in code reviews, architectural discussions, and technical documentation;
  • Investigate and resolve performance bottlenecks in real-time communication pipelines.

 

 

Essential Skills

  • Voice & SIP Expertise: In-depth knowledge of Session Initiation Protocol (SIP) and real-time communication fundamentals (RTP/RTCP, codecs, NAT traversal);
  • FreeSwitch: Proven experience configuring and developing with FreeSwitch (ESL, dialplan, modules);
  • Backend Development: Proficiency in high-performance languages such as Golang, C, Java or Python;
  • Cloud: Familiarity with AWS services for deployment and infrastructure.


 

About Encora

Encora is the preferred digital engineering and modernization partner of some of the world’s leading enterprises and digital native companies. With over 9,000 experts in 47+ offices and innovation labs worldwide, Encora’s technology practices include Product Engineering & Development, Cloud Services, Quality Engineering, DevSecOps, Data & Analytics, Digital Experience, Cybersecurity, and AI & LLM Engineering.

At Encora, we hire professionals based solely on their skills and qualifications, and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality.

Frequently Asked Questions

Is the salary disclosed for the Senior Software Engineer - VoIP expert position at encora10?
The salary for this Senior Software Engineer - VoIP expert role at encora10 is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior Software Engineer - VoIP expert position at encora10 located?
This Senior Software Engineer - VoIP expert role at encora10 is based in Brazil. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the Senior Software Engineer - VoIP expert at encora10 belong to?
This Senior Software Engineer - VoIP expert position is part of the Brazil Non-PS Billable department at encora10. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Software Engineer - VoIP expert position at encora10?
Click the "Apply Now" button on this page. You will be redirected to encora10's official application portal hosted on greenhouse where you can submit your application directly.
When was the Senior Software Engineer - VoIP expert job at encora10 posted?
This Senior Software Engineer - VoIP expert position at encora10 was posted on May 14, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Software Engineer - VoIP expert
encora10
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