Backend Engineer

About Opaque Systems, Inc.

WHAT WE DO

Opaque is the confidential AI platform unlocking sensitive data to securely accelerate AI into production. Created by world-renowned researchers at the Berkeley RISELab, Opaque’s user-friendly platform empowers organizations to run cloud-scale, general purpose AI workloads on encrypted data. Opaque supports popular languages and frameworks for AI, including Python and Spark, and enables governed data sharing with cryptographic verification of privacy and sovereignty. Opaque customers deploy high-performance AI faster and eliminate the tradeoff between innovation and security.

WHO WE ARE

At Opaque, we cultivate an effective work culture grounded in kindness, customer-centricity, and continuous improvement. By fostering innovation, inclusivity, and excellence, we attract top talent and set industry standards, leading to widespread adoption and trust in AI technologies that keep data private and sovereign.

ABOUT THIS JOB

At OPAQUE Systems, we empower enterprises to harness the value of their most sensitive data while ensuring that data is kept confidential at every step. As a backend engineer, you’ll design and build the backend services that power Agentic AI and analytics enterprises can trust. Your role will involve developing robust APIs and backend systems that support scalable, secure, and efficient data processing for analytics-driven solutions.

Key Responsibilities

• Design, develop, and maintain robust backend systems to support scalable and reliable applications.
• Design and optimize secure APIs (RESTful, GraphQL, gRPC) to enable seamless communication across microservices and provide robust customer-facing interfaces.
• Collaborate with senior engineers to design distributed systems that prioritize privacy, security, and fault tolerance.
• Incorporate secure coding practices and adhere to data protection standards to safeguard sensitive information.
• Maintain and improve backend code quality through best practices, including testing, code reviews, and continuous integration.
• Collaborate with product and engineering to deliver scalable, high-performance, and secure solutions.
• Stay updated with emerging security practices, backend technologies, frameworks, and industry trends to drive innovation.

Qualifications

Minimum Qualifications

• 1+ years of software engineering experience
• Experience in designing, building, and maintaining secure and scalable APIs.
• Proficiency in modern programming languages (e.g., Python, Go, Rust, C++).
• Excellent problem-solving skills and the ability to work in a fast-paced, dynamic environment.
• Strong communication skills, with the ability to collaborate effectively across technical and non-technical teams.

Bonus:

• Experience with cloud platforms (AWS, GCP, Azure) and containerization technologies (Kubernetes, Docker).
• Proficiency in cryptographic basics or a strong interest in security and privacy-preserving technologies.