Software Engineering Intern - 2025 Summer Job at Preffect, San Francisco, CA

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  • Preffect
  • San Francisco, CA

Job Description

About the Role

As a Software Engineering Intern at Preffect, you’ll be working at the intersection of Health AI, real-time data processing, and scalable infrastructure, helping to build systems that power intelligent health insights. You’ll contribute to integrating health applications, designing scalable data pipelines, and optimizing real-time data ingestion to support AI-driven analytics.

 

Collaborating with our engineering and applied ML team, you’ll gain hands-on experience with cutting-edge technologies for high-performance data processing and storage:

  • Implement event-driven architectures using Apache Kafka, Redis Streams, or Celery for real-time data processing.
  • Design and implement ETL pipelines to load, transform, and store structured and unstructured health data into PostgreSQL.
  • Ensure data consistency, fault tolerance, and efficient querying across different health metrics.
  • Improve system scalability using async processing, caching strategies, and parallel execution .
  • Collaborate with ML and data teams to structure data for analytics, recommendations, and predictive modeling.
  • Implement logging, monitoring, and performance optimization for data ingestion services.

 

Minimum Qualifications

✔️ Currently pursuing a Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related fields.

✔️ Experience in Python, Django/FastAPI for backend development.

✔️ Familiarity with RESTful APIs, WebSockets, and health data integration (Apple HealthKit, Google Fit, Fitbit).

✔️ Strong understanding of SQL & PostgreSQL for data storage and transformation.

✔️ Knowledge of real-time processing engines like Apache Kafka, Redis Streams, Celery, or RabbitMQ .

✔️Familiarity with Flink, Apache Beam, or other real-time data processing frameworks used for high-throughput, distributed data streaming and batch processing .

✔️ Experience with data pipelines, ETL, and database optimization techniques .

✔️ Familiarity with Docker, Kubernetes, and CI/CD pipelines for deployment.

If you are passionate about leveraging artificial intelligence to create transformational Health and Wellness products, we'd love to hear from you!

 

Apply now to join our mission-driven team at Preffect.

Job Tags

Summer work,

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