Senior Software Engineer Backend Consultant
Core
Building high-performance backend services and scalable APIs for real-time interaction platforms.
Role type
Senior IC backend engineer
Builds
Production backend services, APIs, and data systems
Domain
Consumer internet / Real-time platforms
Deliverable
production ML models | product features | infrastructure
Required skills
Node.js, Golang, SQL (Postgres/MySQL), API design, system architecture, performance optimization
Preferred skills
Next.js, React.js, microservices, message queues, async systems, cloud platforms (AWS/GCP), Docker, CI/CD
Technologies
Node.js, Golang, Postgres, MySQL, Next.js, React.js, AWS, GCP, Docker
Responsibilities
Build high-performance backend services, design scalable APIs, model and tune SQL databases, own features end-to-end, debug and optimize production systems
Seniority
Senior, hands-on IC
Rewrite
## About the role
Astrochat sits at the intersection of culture, conversations, and code.
We power millions of real-time interactions—and we're scaling fast.
This role is for engineers who like owning systems, not just writing endpoints.
## Responsibilities
- Build high-performance backend services in Node.js
- Design APIs that don't just work—but scale cleanly
- Get deep into SQL (data modeling, query tuning, real-world performance)
- Own features end-to-end—from idea → prod → iteration
- Work closely with Product & Frontend to ship fast and ship right
- Debug, optimize, and harden systems used by thousands daily
## Requirements
You must have:
- 2–7 years of solid backend engineering experience
- Strong hands-on work with Node.js and Golang
- Comfort with SQL databases (Postgres/MySQL, indexing, joins, performance)
- Experience building and maintaining production APIs
- Clear thinking around systems, trade-offs, and scale
## Nice to have
- Exposure to Next.js / React.js (full-stack curiosity counts)
- Experience with microservices, queues, or async systems
- Cloud exposure (AWS/GCP), Docker, CI/CD
- Startup or consumer-scale product experience
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