Remote Senior Elixir Engineer - Scalable Backend & APIs

Lever, Inc.; Los Angeles (CA); Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

Remote work in US

Long-term commitment

Autonomy and ownership

Learning and growth support

Job summary

Coderio is seeking a Senior Elixir Developer to design, build, and maintain scalable backend systems. You will work on distributed, fault-tolerant services using Elixir, Phoenix, Ecto, and OTP, shaping architecture and mentoring teammates in a global, remote-first environment.

Join a tech-forward team with autonomy and opportunities for architectural leadership, cross-functional collaboration, and a strong emphasis on performance and reliability across scalable products.

Qualifications

• 5+ years of software engineering experience in Backend Development, with at least 3+ years of active experience with Elixir.
• Deep proficiency in the Elixir ecosystem: Phoenix Framework, Ecto, and OTP.
• Solid understanding of functional programming concepts and design patterns.
• Hands-on experience with relational databases (PostgreSQL) and mapping tools (Ecto).
• Demonstrated experience designing and integrating APIs (REST, GraphQL).
• Exposure to microservice architectures, message brokers (Kafka, RabbitMQ), and caching layers (Redis).

Responsibilities

• Design, build, and scale highly concurrent backend applications and microservices using Elixir and Phoenix.
• Architect and implement resilient, distributed systems leveraging the BEAM ecosystem and OTP (GenServer, Supervisors, Tasks).
• Design, build, and integrate RESTful and/or GraphQL APIs.
• Optimize database queries and schema models using Ecto with PostgreSQL and non-relational databases.
• Enforce code quality, maintainability, and test coverage through unit testing, integration testing, and rigorous code reviews.
• Partner with product managers, DevOps engineers, and frontend developers in an agile environment.
• Participate in high-level architectural discussions, system design, and establishing engineering best practices.

Skills

Backend development

Elixir

Phoenix

Ecto

OTP

REST/GraphQL APIs

PostgreSQL

Kafka/RabbitMQ/Redis

Tools

Phx Framework

Ecto

OTP

Kafka

RabbitMQ

Redis

Docker

Kubernetes

Job description

Coderio is seeking a Senior Elixir Developer to design, build, and maintain scalable backend systems. You will work on distributed, fault-tolerant services using Elixir, Phoenix, Ecto, and OTP, shaping architecture and mentoring teammates in a global, remote-first environment.

Join a tech-forward team with autonomy and opportunities for architectural leadership, cross-functional collaboration, and a strong emphasis on performance and reliability across scalable products.