TL;DR

Senior Backend Engineer (Backend): Designing and scaling backend systems, APIs, and services for an open-source product integration platform with an accent on developer infrastructure, performance, and scalability. Focus on building world-class developer interfaces, collaborating with customers, and shaping company strategy in a remote-first startup environment.

Location: Remote (Brazil)

Salary: $120000–$180000

Company

%hirify_global% is a YC-backed startup building a leading open-source platform for product integrations, serving over 100 paying customers including Linux and Contentful, with strong adoption in AI companies.

What you will do

Design and scale backend systems, APIs, and services for the open-source platform.
Build developer interfaces including APIs, SDKs, UIs, and runtime environments.
Collaborate directly with customers to solve integration challenges.
Optimize performance, scalability, and reliability of backend services.
Shape the product roadmap and company strategy with high ownership.
Engage with and maintain the open-source community repository.

Requirements

Location: Remote work from Brazil.
5+ years of backend engineering experience with scalable high-traffic systems.
Experience with developer infrastructure, APIs, databases, and performance-critical systems.
Proficiency with Node.js and modern backend stacks.
Strong communication skills and ability to work proactively in a remote-first environment.
Product mindset with focus on developer experience and ownership.

Nice to have

Startup experience and ability to navigate ambiguity.

Culture & Benefits

Remote-first work environment with flexibility.
High ownership and impact in a fast-growing startup.
Engagement with open-source community and product-led growth.
Equity participation (0.25% – 0.5%).