Note: The job is a remote job and is open to candidates in USA. X4 Engineering is a fast-growing start-up that’s reshaping the future of AI communication. They are seeking a Senior Elixir Software Engineer to help build the core of their real-time communication infrastructure, focusing on low-latency services and scalable backend systems.

Responsibilities

• Help build the core of their real-time communication infrastructure
• Work on low-latency services, scalable backend systems, and distributed architectures that drive AI-powered messaging between intelligent agents and enterprise environments

Skills

• Bachelor's or Master's degree in a related field, Engineering, or a similar area
• 5+ years of production Elixir experience
• Strong expertise with Phoenix Framework and Phoenix LiveView
• Experience building real-time systems with Phoenix Channels/WebSockets
• Solid understanding of OTP principles and distributed systems
• Experience with PostgreSQL and Ecto
• Track record of building and scaling production APIs
• Experience with cloud platforms (AWS, GCP, or Azure) and distributed infrastructure

Company Overview