Back End Engineer

Job Title: Back End Engineer

Location: Argentina (REMOTE)

Job Description:

• Design, develop, and maintain backend systems that integrate with telephony and VoIP technologies.
• Build and optimize APIs, including OAI, Elevenlabs, Deepgram, and FreeSWITCH.
• Enhance system performance by reducing switch time, minimizing bridge-to-connect delays, and improving voicemail detection accuracy.
• Utilize best-in-class OS libraries to ensure high-performance backend architecture.
• Troubleshoot, debug, and resolve complex issues related to telephony systems and APIs.
• Work closely with cross-functional teams to define, design, and deploy new features.

Requirements (Must-Have)

• 5+ years of hands-on experience in software development with TypeScript and Node.js (mandatory).
• Strong experience working with telephony and VoIP systems (FreeSWITCH or similar platforms).
• Proven ability to optimize switch time, reduce bridge-to-connect time, and enhance voicemail detection.
• Experience integrating OAI API, Elevenlabs, Deepgram, and FreeSWITCH.
• Deep understanding of backend development best practices, including performance tuning and OS library utilization.
• Strong problem-solving skills and ability to work in a fast-paced, collaborative environment.