Staff Software Engineer

The role

You will act as a technical leader and hands-on individual contributor for the Treasury platform. You will set technical direction, drive architectural decisions, and write production code to expand bank integrations and treasury data systems.

What you will do

• Set technical direction and own domain architecture from design through production
• Lead technical design for ambiguous, cross-functional initiatives
• Transition team from monolith to service-oriented architecture
• Write production code as a hands-on individual contributor
• Own end-to-end delivery of roadmap projects
• Manage the team's short-term roadmap
• Lead development of complex, full-stack workflows
• Practice AI Fluency across the software development lifecycle
• Champion and embed AI-native development practices and tools
• Mentor engineers and raise technical decision-making quality

Required qualifications

• 12+ years of experience in backend and/or full-stack software engineering
• Portfolio of shipped production systems
• Deep expertise in at least one server-side language (Python preferred, Node/TS, Java, C++, C#, or similar)
• Strong proficiency building production-grade backend services
• Experience with modern front-end frameworks (React preferred)
• Experience with relational/NoSQL databases, including schema design, performance tuning, and data modeling
• Experience building and operating cloud-native systems using AWS (or equivalent), Docker, Kubernetes, and infrastructure as code
• Strong understanding of CI/CD, observability, reliability, and operational excellence
• Deep understanding of service-oriented architecture
• 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

Nice to have

• Experience with data integration platforms, ETL/ELT processes, business intelligence tools, or financial data
• Production experience building AI/LLM-powered systems (RAG pipelines, agentic workflows, evaluation frameworks)
• Background in financial document processing or fintech data pipelines
• Prior experience in a technical lead or TLM capacity on a new or early-stage product team

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, unifying technology, data, and fund administration services. The company is founder-led and employs over 1,000 people.