Staff Engineer
Sonio
staff-engineer-jobs
staff-software-engineer
staff-engineering-jobs
staff-engineer
staff-software-engineering
sr-staff-software-engineer
senior-staff-engineer
elixir
phoenix
cloud-native
postgresql
api-design
distributed-systems
technical-leadership
Job details
- Company
- Sonio
- Location
- France
- Remote
- Yes
- Salary
- $85,000 - $100,000
- Field
- Programming
- Source
- via Himalayas
Posted
May 1, 2026
Is the job expired?
About this role
As a Staff Engineer at Sonio, you will be the ultimate technical authority for our Elixir/Phoenix ecosystem, architecting high-scale, resilient systems and driving engineering velocity across your squad.
Requirements
- 8+ years of software engineering experience
- 3+ years in Elixir in production at scale
- Expertise in web & cloud native environment
- Deep knowledge of Elixir/Phoenix/Ecto/PostgreSQL performance
- Experience with distributed systems in a cloud context
- Strong architecture and API design skills
- Written communication skills to author RFCs/ADRs
- Technical leadership without authority
- Fluent English; French a plus
Benefits
- Generous salary (€85k - €100k + 10% bonus)
- Bonus for experience in a regulated environment and React/TypeScript familiarity
- Flexible work arrangement (remote work possible with Paris visits every 1-1.5 months)
Originally posted on Himalayas
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