Software Engineer / Elixir / Remote

This employer is seeking a Senior Software Engineer (Contract) for a fully remote, US-based engagement. This role focuses on building and scaling backend services and platform capabilities using Elixir, Phoenix, LiveView, and PostgreSQL, while supporting mobile platform integrations and infrastructure. The organization is a private equity-backed technology leader dedicated to accelerating the transition to a more sustainable energy future through intelligent, grid-interactive building systems., * Elixir / Phoenix / LiveView: 60%

• PostgreSQL & Data Modeling: 15%
• Distributed Systems & Backend Architecture: 15%
• CI/CD, DevOps & Infrastructure: 10%

Daily Responsibilities

• Design, build, and maintain backend services and platform features: 50%
• Collaborate with product, design, and engineering teams on feature development: 20%
• Optimize performance, scalability, and reliability of systems: 15%
• Conduct code reviews, testing, and technical mentoring: 10%
• Support deployments, debugging, and production issue resolution: 5%

• 6+ years of professional software development experience, including ownership of production systems
• 3+ years of hands-on Elixir development in production environments
• Experience building applications using Phoenix, LiveView, and Ecto
• Strong experience with PostgreSQL, including query optimization, indexing, transactions, and schema design
• Working knowledge of OTP concepts (GenServers, Supervisors, Tasks, Agents)
• Experience with distributed systems architecture, scalability, and reliability best practices
• Experience with background job processing tools (e.g., Oban, Broadway, or similar)
• Strong testing practices and experience with automated test frameworks
• Experience building and maintaining APIs and backend services consumed by mobile or frontend clients
• Solid understanding of CI/CD pipelines and deployment workflows
• Strong debugging, analytical, and problem-solving skills
• Experience collaborating cross-functionally with Product and Design teams

Desired Skills & Experience

• Experience supporting mobile applications and platform integrations
• Familiarity with native mobile ecosystems (iOS/Android) at an architectural level
• Experience with cloud platforms such as AWS, GCP, or Azure
• Experience with observability tools (logging, metrics, tracing)
• Familiarity with containerization and orchestration (Docker, Kubernetes)
• Experience working in energy, IoT, or distributed hardware-integrated systems
• Experience using AI-assisted development tools (e.g., GitHub Copilot, Claude) to accelerate delivery
• Previous experience in high-growth or PE-backed environments

3.73.7 out of 5 stars Havertown, PA 19083 Remote $80 an hour - Contract