Foundations Platform Engineer

reflection • United Kingdom

Relocation

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AI Summary

Build and operate a company-wide foundations platform to accelerate AI research and development. This role involves designing and implementing scalable data systems, pipelines, and infrastructure for ingestion, processing, and orchestration. Requires strong data engineering background, experience with large-scale batch/streaming workloads, and a passion for building foundational AI systems.

Key Highlights

Build and operate a company-wide foundations platform for AI development.

Design and implement scalable data systems, pipelines, and infrastructure.

Focus on high-velocity experimentation, reliable model development, and scalable production workflows.

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Key Responsibilities

Build and operate a company-wide foundations platform that accelerates every team by providing reliable, scalable developer infrastructure, SRE capabilities, and high-throughput data ingestion tooling enabling Reflection to move faster as we scale.

Build and operate the core data systems and pipelines that power our research, training, and production environments.

Design ingestion and orchestration patterns for both batch and streaming workloads.

Build scalable compute and storage foundations (formats, engines, runtimes) that support large-scale data processing.

Ensure reproducible pipelines through versioning, backfills, and isolated execution environments.

Provide trusted data quality, lineage, and governance signals so teams can make confident production decisions.

Maintain predictable cost and performance through guardrails, budgets, and continuous system tuning.

Enable a unified data layer that supports research, training, and production across the model development lifecycle.

Design and implement reliable, scalable ingestion and orchestration patterns for batch and streaming workloads.

Develop the storage and compute foundations that enable reproducible experimentation and high-velocity iteration.

Drive data quality and governance standards that teams can trust for production decisions.

Provide the foundational data layer that unifies ingestion, processing, and workflow management across model development.

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Technical Skills Required

Spark Flink Beam Airflow Dagster Kafka PubSub Parquet Iceberg Delta Lake BigQuery Snowflake Great Expectations

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Benefits & Perks

Top-tier compensation

Health & wellness

Life & family

Benefits & balance

relocation support

Job Description

Reflection’s mission is to .We’re developing open weight models for individuals, agents, enterprises, and even nation states. Our team of AI researchers and company builders come from DeepMind, OpenAI, Google Brain, Meta, Character.AI, Anthropic and beyond.FoundationsBuild and operate a company-wide foundations platform that accelerates every team by providing reliable, scalable developer infrastructure, SRE capabilities, and high-throughput data ingestion tooling enabling Reflection to move faster as we scale.

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