Senior Backend Developer - Payments

Public sector agencies, utilities and large health systems licence our asset management platform under multi-year contracts. SC Labs employs 700 people across engineering hubs in Lahore and three other locations, building ERP software for mid-market manufacturers. Laptops are MacBook Pros, and you pick your own editor.

Overview

SC Labs has an opening for a Senior Backend Developer - Payments. Backend role focused on API design, data modelling and making slow things fast. Fully remote. You can work from anywhere in Pakistan. Flexible hours with a daily team call in the morning.

Duties

• Tune slow queries, add indexes and read query plans.
• Add caching with Redis where it actually helps, and remove it where it doesn't.
• Design and build REST and gRPC APIs in Go, Java or Python.
• Review code for correctness, performance and failure handling.
• Instrument services with metrics, structured logs and OpenTelemetry traces.
• Handle on-call for services the team owns and lead incident follow-ups.

Required qualifications

• 6+ years of backend development experience in a production environment.
• Strong SQL and relational data modelling skills.
• Proficiency in at least one of Go, Java, Kotlin, Python, C# or Node.js.
• Understanding of concurrency, transactions, idempotency and retries.
• Working knowledge of message queues or streaming platforms.
• Familiarity with Docker and CI/CD pipelines.
• Comfort reading logs, metrics and traces to debug problems in production.

Salary: PKR 165,000-PKR 200,000 per month

Benefits

• Medical insurance.
• Provident fund.
• Paid leave.
• Life insurance.
• Fuel allowance.
• Two bonuses a year.

We will only contact shortlisted applicants.

Start: Immediately.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at SC Labs.