AL
Senior Backend Engineer
Affle 3i Ltd
Contract type
Ongoing
Work mode
Remote
Experience
Senior · 5+ years
Job description
A Senior Backend Engineer role at Affle 3i Ltd to work across an AdTech platform, covering backend APIs, Real-Time Bidding (RTB) systems, and advertising reporting/data-processing services. The engineer works across Python, Node.js, and Java and owns high-volume, production-grade backend systems.
At a glance
- Work mode
- Remote
What you'll do
- Design and develop backend APIs for UI and platform functionality using Python and/or Node.js.
- Build APIs supporting campaign management, configuration, reporting, and platform operations.
- Develop and maintain Java-based RTB and Ad Exchange services.
- Work on high-throughput, low-latency real-time advertising request/response processing.
- Develop and maintain Python-based advertising reporting and data-processing services/scripts.
- Work with event and reporting pipelines using technologies such as Kafka, databases, and cloud storage.
- Troubleshoot and optimize production services, database queries, and data pipelines.
- Participate in architecture, code reviews, testing, deployment, and production support.
- Collaborate with UI, SDK, DevOps, QA, and other engineering teams.
What we're looking for
- Strong experience with Python and/or Node.js backend development.
- Working knowledge of Java and Scala (optional) and ability to contribute to an existing Java codebase.
- Strong experience designing and developing REST APIs.
- Strong SQL and relational database experience.
- Experience with Kafka or similar event-streaming technologies.
- Experience with distributed, scalable backend systems.
- Experience with cloud infrastructure, preferably AWS.
- Strong debugging, performance optimization, and production troubleshooting skills.
- +3 years of experience in AdTech / programmatic advertising & understanding of RTB, OpenRTB, DSPs, SSPs, Ad Exchanges, bidders, impressions, clicks, and advertising reporting.
- Experience building high-QPS, low-latency systems.
- Experience with large-scale event processing and reporting pipelines.
- Docker/containerized deployment and monitoring experience.
- 5+ years of backend/software engineering experience preferred.
- Strong hands-on engineer capable of independently understanding existing systems and taking ownership across API development, RTB/Ad Exchange services, and reporting/data pipelines.