Senior Software Engineer, Platform

The role

You will design, build, and operate production systems and foundational infrastructure for AI work. You will work on the Platform team to develop AI Gateway, Governance, Retrieval, and Agent Frameworks.

What you will do

• Design, build, and ship production-quality systems, APIs, and services
• Own projects end-to-end from technical design to deployment and iteration
• Build reliable, scalable, and observable systems
• Own production health including monitoring, troubleshooting, and reliability
• Build reusable infrastructure, frameworks, tooling, and developer experiences
• Improve engineering velocity through automation and documentation
• Contribute to technical design and evaluate tradeoffs
• Partner with product, design, and engineering to translate requirements
• Identify and reduce technical debt and reliability risks
• Use agentic coding tools and AI-assisted development as a primary workflow

Required qualifications

• 7+ years of experience in backend and/or full-stack software engineering
• Strong backend engineering experience with Python and frameworks such as FastAPI, Flask, Pyramid, or Django
• Experience with relational/NoSQL databases, including schema design, query optimization, and data modeling
• Experience with cloud-native technologies such as AWS, Docker, and Kubernetes, and infrastructure as code
• Strong understanding of CI/CD, observability, and operating services in production
• Ability to break down complex technical problems and deliver pragmatic, maintainable solutions
• Strong ownership mindset
• Clear communication skills
• Hands-on experience with AI-native development tools (e.g., Cursor, Augment)
• Demonstrated AI Fluency
• Bachelor's degree in Computer Science or equivalent work experience
• Hands-on experience building or integrating AI/LLM-powered systems in production

Nice to have

• TypeScript/React experience
• Background in financial services or fintech
• Experience with API gateway/infrastructure, security & governance tooling, retrieval and data-access systems, or agent frameworks at production scale

Benefits

• Health, dental, and vision care for you and your family
• Life insurance
• Mental wellness coverage
• Fertility and growing family support
• Flex Time Off in addition to company-paid holidays
• Paid family leave, medical leave, and bereavement leave policies
• Retirement saving plans
• Allowance to customize your work and technology setup at home
• Annual professional development stipend

About the company

Juniper Square is an Operations Partner for private markets that unifies technology, data, and fund administration services. The company is founder-led and employs over 1,000 people.