Unlearn.AI · 4 hours ago
Senior Backend Software Engineer
San Francisco, CA
Full-time
Onsite
Senior Level
7+ years expUnlearn.AI is dedicated to transforming clinical development through AI and digital twins, aiming to make clinical trials smarter and more efficient. The Senior Backend Software Engineer will focus on building and optimizing backend systems, collaborating with ML engineers and product teams to ensure high-performance applications.
Artificial Intelligence (AI)BioinformaticsClinical TrialsLife Science
Responsibilities
Backend Development: Design, develop, and maintain scalable, high-performance platforms including services and APIs
System & Infrastructure Contributions: Build and optimize infrastructure for ML model training and production, ensuring reliability and efficiency
Database & Storage Optimization: Design and maintain efficient data pipelines, databases, and storage solutions for high-throughput applications
Scalability & Performance Tuning: Ensure backend services are highly available, resilient, and performant, handling large-scale data workloads
Collaboration: Work closely with ML engineers, data scientists, and DevOps teams to integrate models into production and enhance system architecture
Security & Reliability: Implement best practices for security, monitoring, and fault tolerance to maintain system integrity
Code Quality & Best Practices: Write clean, maintainable, and testable code, adhering to industry best practices
Continuous Improvement: Evaluate and adopt new technologies and architectures to improve backend and ML system performance
Qualification
Required
7+ years of backend software engineering experience, with expertise in designing and building scalable, distributed systems
Strong proficiency in Python (or other backend languages such as Go, Java, or Rust)
Deep experience with databases (SQL, NoSQL), API design (REST, GraphQL), and message queues (Kafka, RabbitMQ)
Hands-on experience with cloud infrastructure (AWS or GCP) and containerization (Docker, Kubernetes)
Familiarity with ML model deployment workflows and experience integrating models into production environments
Strong knowledge of CI/CD, DevOps practices, and infrastructure as code (Terraform, Ansible, or similar)
Strong problem-solving skills and ability to optimize system performance and reliability
Excellent communication and collaboration skills in cross-functional teams
Preferred
Experience working with big data processing frameworks (Spark, Flink, etc.)
Knowledge of real-time data pipelines and event-driven architectures
Familiarity with security best practices in backend systems and infrastructure
Prior experience in high-growth startups or ML-driven applications
Benefits
Generous equity participation
100% company-covered medical, dental, & vision insurance plans
401k plan with matching
Flexible PTO plus company holidays
Annual company-wide break December 24 through January 1
Commuter benefits
Paid Parental Leave
Company
Unlearn.AI
Unlearn.AI combines AI, digital twins, and novel statistical methods to enable smaller, more efficient clinical trials.
51-200 employees
H1B Sponsorship
Unlearn.AI has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (2)
2022 (2)
Funding
Current Stage
Growth StageTotal Funding
$134.85MKey Investors
Altimeter CapitalInsight Partners8VC
2024-02-08Series C· $50M
2023-03-21Series Unknown· $15M
2022-04-18Series B· $50M
Leadership Team
Kwame Marfo
VP, Product
Recent News
EIN Presswire
2025-12-30
Business Wire
2025-07-29
Company data provided by crunchbase