Member of Technical Staff

Fireworks AI
New York, NY / New York, New York, New York, United States2026-06-11

About the job

As a Training Infrastructure Engineer, you'll design, develop, and maintain large-scale backend and cloud-native infrastructure to support distributed machine learning training, inference, and data processing pipelines for our generative AI platform. You'll architect scalable, resilient backend infrastructure, lead technical design discussions, mentor engineers, and establish best practices for large-scale machine learning systems.

Responsibilities

Architect and build scalable, resilient backend infrastructure to support distributed training, inference, and data processing pipelines

Lead technical design discussions, mentor engineers, and establish best practices for large-scale machine learning systems

Design and implement core backend services with a focus on efficiency and low latency

Drive infrastructure optimization initiatives for compute cost, storage lifecycle management, and network performance

Collaborate with machine learning, DevOps, and product teams to translate research and product requirements into robust infrastructure solutions

Evaluate and integrate cloud-native and open-source technologies such as Kubernetes, Ray, Kubeflow, and MLFlow to enhance platform reliability

Own end-to-end systems from design to deployment, emphasizing reliability, fault tolerance, and operational excellence

Qualifications

Minimum

Bachelor's degree or equivalent in Computer Science or related field plus four (4) years of experience in software engineering or related role

4 years of experience designing, building, and optimizing large-scale backend infrastructure and distributed data systems (e.g., PostgreSQL, MySQL, DynamoDB, Apache Spark, Apache Flink, Apache Kafka) in cloud environments (AWS, GCP, Azure, or equivalent), including cloud-native platforms, core infrastructure components, and optimization techniques (caching, indexing, sharding, replication, transactions, ACID)

4 years of experience with major server-side programming languages and frameworks (e.g., Python, C++, Go, TypeScript)

4 years of experience writing technical design documentation, leading cross-functional projects, and collaborating with cross-functional teams to achieve business impact

3 years of experience developing and maintaining data processing and API systems, including client-server communication frameworks (e.g., gRPC, Thrift)

3 years of experience conducting A/B testing and scientific experimentation (e.g., Statsig, Meta Deltoid, Optimizely) to measure software impact

3 years of experience conducting coding interviews and providing systematic feedback for engineering candidates

2 years of experience with cloud-native tools and infrastructure, such as Docker and Kubernetes

2 years of experience defining and implementing data-driven metrics to support company or team goals

Preferred

No preferred qualifications listed.