Private markets are one of the largest, most complex, and most underserved corners of global finance. Our mission at Juniper Square is to unlock their full potential. We’re the Operations Partner trusted by 2,300+ GPs, unifying technology, data, and fund administration services into a single platform that helps GPs move faster, make better decisions, and scale with precision. With $300B+ under administration and 700,000+ LPs on platform, we’ve built the scale to match our ambition. And with JunieAI, our purpose-built AI platform, we’re reimagining how private markets operate, embedding intelligence across every workflow. Founder-led since 2014, backed by $350M+ in funding, and now 1,000+ employees strong, we’re building a company designed to shape the future of private markets for decades to come.
Our culture is built for people who want to do ambitious, meaningful work alongside exceptionally talented teammates. We think like owners, move with urgency, and take pride in solving hard problems that truly matter to our customers and the future of private markets. We believe the best ideas come from open debate, deep collaboration, and diverse perspectives, which is why we believe transparency is the default and feedback makes us stronger. If you’re energized by high standards, rapid growth, and the opportunity to help define a category at a pivotal moment, come join us!
Juniper Square offers employees a variety of ways to work, ranging from a fully remote experience to working full-time in one of our physical offices. We invest heavily in digital-first operations, allowing our teams to collaborate effectively across 27 U.S. states, 2 Canadian Provinces, India, Luxembourg, and England. We also have physical offices in San Francisco, New York City, Mumbai and Bangalore for employees who prefer to work in an office some or all of the time.
About the RoleWe are looking for a Senior Technical Lead to architect, build, and scale mission-critical, public-facing APIs. This role combines deep hands-on engineering with technical leadership, architectural ownership, and mentorship.
You will define backend standards, guide system design decisions, and ensure our APIs are secure, scalable, and resilient. You are expected to operate at both strategic and execution levels — setting direction while remaining technically hands-on.
What you'll doArchitecture & System Design
Own end-to-end architecture of public-facing API platforms
Design scalable, multi-tenant, distributed systems with high availability
Drive API standards: versioning, backward compatibility, documentation, governance
Define security, rate limiting, and abuse prevention strategies
Lead performance optimisation and reliability initiatives
Engineering Execution
Build and review high-quality backend services using Python and FastAPI
Architect and optimise asynchronous systems using Celery
Design and tune complex schemas and queries in PostgreSQL
Lead production readiness, observability, and incident response improvements
Drive AWS infrastructure architecture decisions
Technical Leadership
Mentor backend engineers and raise engineering standards
Lead design reviews and establish coding best practices
Partner with Product, Frontend, DevOps, and Data teams
Drive the technical roadmap and manage technical debt strategically
Influence long-term platform scalability decisions
9.5-12 years of backend engineering experience with strong production ownership
Deep expertise in Python/Java and modern API frameworks (FastAPI preferred)
Proven experience designing and scaling public-facing APIs
Strong system design expertise (distributed systems, scalability, fault tolerance)
Extensive experience with PostgreSQL (performance tuning, indexing, transactions)
Strong experience with Celery or distributed task processing systems
Hands-on experience with Redis and caching strategies
Advanced experience with AWS (ECS/EKS, RDS, Lambda, S3, API Gateway, networking)
Experience implementing secure API architectures (OAuth2, JWT, RBAC, WAF)
Experience with Docker, CI/CD pipelines, and Infrastructure as Code
Experience operating high-traffic, production-critical systems
Experience designing multi-tenant or external partner APIs
Strong Differentiators and AI Experience
Experience leading backend teams in a product-driven environment
Experience designing API platforms consumed by third parties
Frontend exposure (React / Next.js / TypeScript)
Experience with GraphQL
Experience building developer platforms or SDKs
Ability to critically evaluate AI-generated code and outputs, including identifying failure modes, regressions, and edge cases introduced by AI-assisted development
Experience building and shipping production-grade software using AI-assisted workflows across the full SDLC
Hands-on experience developing or integrating LLM-powered systems (e.g., agents, copilots, tool-using workflows, or multi-step reasoning systems)
Familiarity with patterns such as tool-calling agents, planning/execution loops, and retrieval-augmented generation (RAG)
Demonstrated ability to leverage modern AI tools to improve development velocity, code quality, and problem-solving
Experience contributing to AI-powered features (e.g., intelligent search, conversational interfaces, recommendations, automation)
Working knowledge of LLMs, embeddings, semantic search, and RAG pipelines
Ability to identify and evaluate opportunities to integrate AI capabilities into products and workflows
Juniper Square Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Juniper Square and has not been reviewed or approved by Juniper Square.
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Parental & Family Support — Paid parental and family leave is frequently characterized as generous, with structured return‑to‑work support referenced. Feedback suggests family‑forming and caregiver supports are a notable strength.
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Leave & Time Off Breadth — Unlimited PTO alongside paid holidays and sick time is consistently highlighted. Team practices like no‑meeting days and flexible scheduling further support time away.
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Wellbeing & Lifestyle Benefits — A digital‑first, remote‑friendly setup is reinforced by home‑office stipends, setup reimbursements, and expanded mental‑health support. Feedback suggests these perks materially improve daily work flexibility and wellbeing.
Juniper Square Insights
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What We Do
At Juniper Square, we work hard every day to set the bar high in the work we do. We bring out the very best in each other without sacrificing kindness, quality, and the willingness to learn. You will see that every function and team is given respect here, because when any one of us wins, we all win. We bring a beginner’s mind to our work, not ego—enabling learning and creative and critical thinking. Some people talk about transparency, but here we treat you like the owner that you are: We share knowledge and information with all our employees, knowing that informed teams are successful teams (and happy ones too).
Why Work With Us
Our vision is to make the world’s private capital markets more efficient, transparent, and accessible through financial technology. We have an opportunity to transform an enormous and important industry, and we feel lucky to be working with the most talented, kindest, and most ambitious colleagues of our careers. Come join us!
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