Ascendeum is a fast-growing AdTech platform powering header-bidding solutions for premium publishers. Were on a mission to deliver the highest-performance, most extensible Prebid Server implementation open, transparent, and battle-tested at scale.

Role Overview :

As an Associate Backend Engineer on our Prebid Server team, youll help design, build, and maintain the Go-based microservices that handle billions of real-time auctions every day. Youll work end-to-enddefining APIs, optimising performance, integrating demand partners, and ensuring rock-solid reliability under peak load.

Key Responsibilities :

- Feature Development : Implement new bidding logic modules and extensions in our Go-based Prebid Server.

- API Design : Define and maintain gRPC/HTTP endpoints and OpenRTB compatible message schemas.

- Performance & Scaling : Profile auction paths, tune concurrency, and ensure sub-50 ms median response times at hundreds of RPS.

- Integration : Onboard third-party bidders and adapters; build automated test suites to validate request/response compliance.

- Reliability & Monitoring : Instrument metrics (Prometheus/Grafana), set up alerts, and drive SLAs on availability (99.9 %+).

- DevOps & CI/CD : Containerise services (Docker), manage Kubernetes deployments, and author CI pipelines (GitHub Actions, Jenkins).

- Code Quality & Collaboration : Participate in design reviews, write clear documentation, and mentor interns or new team members.

Must-Have Qualifications :

- Go (Golang) proficiency : 1-3 years building backend services.

- Distributed systems knowledge : Concurrency patterns, context propagation, timeouts, circuit breakers.

- API expertise : gRPC & RESTful design; familiarity with Protocol Buffers.

- Data stores & messaging : Experience with SQL (MySQL/PostgreSQL), NoSQL or cache (Redis), and a message bus (Kafka/NATS).

- Container & orchestration : Docker, Kubernetes (or equivalent).

- Monitoring & logging : Prometheus, Grafana, ELK/Fluentd or similar.

- Version Control : Git Workflow Best Practices.

- Linux skills : Comfortable debugging and deploying on Linux servers.

- Communication : Strong English skills; can discuss technical trade-offs with product and QA.

Nice-to-Have (but not required) :

- AdTech experience : Prebid.js/Server, RTB/OpenRTB, header-bidding concepts.

- High-throughput tuning : HTTP/2, TLS, connection pooling.

- Cloud platforms : AWS/GCP services (Lambda, Kinesis, Pub/Sub).

- Security & compliance : TLS, OAuth, GDPR/CCPA considerations.

Why Join Us :

- Impact at scale : Your code will process millions of auctions daily for top publishers.

- Learning culture : Regular tech talks, 1:1 mentoring, hack weeks.

- Lean, empowered team : Small pods, end-to-end ownership, rapid iteration.

- Flexible work model : Choose in-office or remote, with monthly get-togethers at our Gurugram hub.

- Competitive compensation : Salary + performance bonus + equity opportunity.

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Posted By

Soumyadeep

Assistant HR at Ascendeum

Last Active: 6 Sep 2025

Job Views:
538

Applications: 334

Recruiter Actions: 0

Posted in

Backend Development

Functional Area

Backend Development

Job Code

1541644

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