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Tessera LabsTessera LabsSan Jose, CA

Software Engineer, Backend

Builds and maintains scalable backend systems, RESTful APIs, microservices, and integrations with AI models and enterprise platforms like Salesforce and SAP using Python and cloud technologies. Requires 3-5 years backend experience with focus on APIs and distributed systems.

200k – 250k
Hybrid3+ YOEBackend Engineering

About the role

Key Responsibilities

Core Development

  • Design, develop, and maintain RESTful APIs and backend services using Python (FastAPI, SQLAlchemy).
  • Build reliable microservices that support data processing, automation, and AI system integrations.
  • Implement and optimize database schemas, queries, and caching for performance and scalability.
  • Contribute to data pipelines and synchronization services across enterprise integrations.

AI & Systems Integration

  • Connect backend services with AI model servers, vector databases, and automation workflows.
  • Enable smooth data exchange between AI agents and enterprise systems like Salesforce, SAP, and Workday.

Scalability & Reliability

  • Identify and fix performance bottlenecks in backend code and databases.
  • Implement caching, monitoring, and logging to ensure system reliability and observability.
  • Collaborate with DevOps to deploy and maintain cloud-based services on AWS or GCP.

Security & Quality

  • Implement secure authentication and authorization (OAuth2, RBAC, SSO).
  • Follow best practices in code quality, testing, and documentation.
  • Participate in code reviews and contribute to improving backend architecture.

Collaboration & Ownership

  • Work closely with frontend, AI, and product teams to deliver new features.
  • Take initiative in identifying improvements and building practical, scalable solutions.
  • Balance speed and long-term scalability in a fast-moving environment.

Qualifications

  • 3–5 years of backend development experience with a focus on APIs, distributed systems, or cloud infrastructure.
  • Proficient in Python, with experience using FastAPI, SQLAlchemy, or similar frameworks.
  • Experience with PostgreSQL/MySQL and data modeling best practices.
  • Familiarity with Redis, message queues (Kafka, RabbitMQ, Pub/Sub), and asynchronous processing.
  • Experience with cloud storage solutions such as AWS S3, Google Cloud Storage, or Azure Blob Storage.
  • Understanding of API authentication, security, and scalability principles.
  • Strong debugging, testing, and performance optimization skills.

Bonus Points

  • Experience integrating AI/ML models into backend systems.
  • Familiarity with event-driven architectures or workflow automation systems.
  • Prior experience in startups or high-growth tech companies.

Skills

PythonFastAPISqlalchemyPostgresMySQLRedisKafkaRabbitMQPub/SubAws S3Google Cloud StorageOauth2RBACSSO

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