Feldera

Technology

BackendInfrastructureEngineer:Connectors(Rust)

€75–110k ~AI est. Bulgaria FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Mid+ candidates.

The Brief

“Backend Infrastructure Engineer: Connectors (Rust) at Feldera. Skills: Rust backend, Data connectors, Data pipelines. Own and evolve connector ecosystem. Build and maintain connectors”

Industry & Context.

Technology
Problems you'll solve

Troubleshooting

What They're Looking For.

Must Have

Proficiency in Rust, Systems-programming experience in C++, Go, Java/Scala, Experience building data integrations, Hands-on experience with Kafka, Delta Lake, Iceberg, Postgres, Working knowledge of data serialization, Working knowledge of table formats, Understanding of distributed-systems fundamentals, Troubleshooting skills

Nice to Have

Demonstrated ability to ramp quickly on Rust

What You'll Do.

Own and evolve connector ecosystem

Build and maintain connectors

Turn formats into adapters

Own input and output connectors

Build robust CDC ingestion

Design and improve connector framework

Work with table formats

Work with serialization formats

Work with wire protocols

Ensure connectors are reliable

Push connector throughput

Push connector latency

Debug complex distributed systems issues

How You'll Work.

Team & Collaboration

Work effectively in a remote team

Communication Scope

Communication skills

Full Job Description

ABOUT FELDERA Feldera is redefining how engineers compute over changing data. Powered by an award-winning breakthrough in database theory (DBSP), our platform incrementally maintains even the most complex SQL views as data changes, even when pipelines have hundreds of joins, aggregates, unions, and even recursion. It has allowed leading enterprises to have always-on real-time insights over both live and historical data, with 10x lower cost and 100x faster time-to-production. In this role, you’ll focus on our secure, scalable, production-grade self-hosted platform; one that customers deploy on their own infrastructure, from laptops to multi-node clusters. THE ROLE We're looking for a Rust backend engineer to own and evolve Feldera's connector ecosystem. You'll build and maintain connectors with systems like Delta Lake, Apache Iceberg, Kafka, and Postgres. This means working deep in the details of each system's storage formats, wire protocols, transactional semantics, and change-data-capture mechanisms, and turning that into ingest and output adapters that are fast, correct, and resilient to failure. WHAT YOU’LL DO - Connector engineering: Own and evolve Feldera's input and output connectors for data lakes (Delta Lake, Iceberg), streaming systems (Kafka and the broader Kafka ecosystem), and databases (Postgres and other OLTP/OLAP stores). - Change data capture: Build robust CDC ingestion that turns upstream changes into correct, ordered, and consistent change streams into Feldera pipelines. - Connector framework: Design and improve the shared abstractions, APIs, and tooling that make authoring, testing, and operating connectors fast and consistent. - Formats & protocols: Work at the level of table formats (Parquet, Delta, Iceberg metadata), serialization formats (Avro, JSON, Protobuf), and wire protocols to integrate cleanly and efficiently with each system. - Correctness & fault-tolerance: Ensure connectors are reliable and operate without data loss or duplication be

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