Join us
Build the engine that runs growth.
Kaaliber is an autonomous growth engine for performance marketing. We're looking for people who want to do the best work of their careers.
See open roles
Real ownership
Small team, big surface area. What you build ships to customers spending real money.
Built by operators
Work alongside people with 35+ years combined experience at SHAREit, Affle, Paytm, Hungama, Leadbolt, UHG, Optum, MPL and Emergent.
Profitable and bootstrapped
We grow on our own revenue, so we make decisions for customers, not for the next funding round.
Open roles
Current openings.
9 roles (13 positions) open right now.
Lead the design of the systems that plan, buy and measure media across every channel. You'll own services that handle high-volume bid, event and attribution traffic, and set the engineering bar for the backend team.
What you'll do
- Own the architecture of core backend services: campaign orchestration, channel integrations, event ingestion and attribution.
- Design APIs and data pipelines that stay fast and correct at millions of events per hour.
- Lead technical design reviews, break down large projects and unblock the team.
- Mentor senior and mid-level engineers through code review, pairing and design feedback.
- Work with product, AI/ML and DevOps to take features from idea to production and keep them healthy.
- Drive reliability: observability, on-call practices, incident reviews and performance budgets.
What we're looking for
- 8+ years building backend systems, with at least 2 years leading engineers or owning a system end to end.
- Deep experience with one or more of Go, Java, Kotlin, Python or Node.js.
- Strong grounding in distributed systems, queues and streaming (Kafka, Pub/Sub or similar).
- Hands-on with relational and analytical data stores (PostgreSQL, ClickHouse, BigQuery or similar) and caching.
- Experience designing for scale, failure and cost on a major cloud (AWS or GCP).
- Clear written communication and good judgement about trade-offs.
Apply for this roleNice to have
- Ad-tech experience: ad servers, DSPs, MMPs, S2S postbacks or attribution.
- Worked with ad platform APIs such as Google Ads, Meta Marketing API or TikTok for Business.