Senior Elixir Backend Engineer - Remote-First, Impact-Driven

AppUnite LLC; Poznań; On-site; PLN 182,000 - 248,000; Full time

Benefits offered by this job

Remote-first approach

Stock options and flexible PTO

Transparent, async-first documentation

AI-native work environment

Competitive salary and benefits

Job summary

AppUnite LLC seeks an experienced Backend Engineer (Elixir) to design, build, and scale server-side services in a remote-first environment. You will work with cross-functional teams to ship impactful features and champion robust, secure architectures across production systems.

The role emphasizes Elixir/Phoenix expertise, PostgreSQL data modeling, and cloud deployment in AWS with CI/CD practices. Join a collaborative, async-friendly team driving innovation and scalable solutions.

Qualifications

• 5+ years of experience as a Backend Engineer in Agile environments.
• Strong backend fundamentals and track record shipping secure, scalable systems.
• Proficiency in Elixir and Phoenix for building robust services.

Responsibilities

• Design and maintain server-side applications with a focus on high availability and scalability.
• Collaborate with designers and product managers to ship impactful features.
• Promote best practices in code quality, security, and automated testing.
• Proactively troubleshoot and optimize existing systems for top-tier performance.

Skills

Elixir

Phoenix Framework

PostgreSQL

REST API design

AWS

Git

CI/CD

Tools

Docker

Kubernetes

Terraform

Job description

AppUnite LLC seeks an experienced Backend Engineer (Elixir) to design, build, and scale server-side services in a remote-first environment. You will work with cross-functional teams to ship impactful features and champion robust, secure architectures across production systems.

The role emphasizes Elixir/Phoenix expertise, PostgreSQL data modeling, and cloud deployment in AWS with CI/CD practices. Join a collaborative, async-friendly team driving innovation and scalable solutions.