Our mission is to unlock the full potential of private markets. Privately owned assets like commercial real estate, private equity, and venture capital make up half of our financial ecosystem yet remain inaccessible to most people. We are digitizing these markets, and as a result, bringing efficiency, transparency, and access to one of the most productive corners of our financial ecosystem. If you care about making the world a better place by making markets work better through technology – all while contributing as a member of a values-driven organization – we want to hear from you.
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 your roleWe are looking for a highly skilled Backend Engineer to design, build, and scale secure, high-performance public-facing APIs. You will play a key role in developing robust backend services using Python, FastAPI, Celery, PostgreSQL, and AWS, ensuring reliability, scalability, and performance in production environments.
This role requires strong engineering fundamentals, API design expertise, and experience building distributed systems. Exposure to frontend technologies is considered a strong advantage.
What you’ll doDesign, develop, and maintain public-facing RESTful APIs using Python and FastAPI
Architect scalable backend systems with clean, modular, and testable code
Implement asynchronous/background processing using Celery
Design and optimise schemas and queries in PostgreSQL
Deploy, monitor, and scale applications on AWS
Ensure API security, authentication, authorisation, and rate limiting
Implement observability (logging, metrics, tracing) for production systems
Write unit, integration tests and technical documentation
Participate in code reviews
Participate in architecture discussions and collaborate cross-functionally
Ensure high availability and reliability of APIs
4-6 years of experience in full-stack software development.
Strong proficiency in Python/Java
Hands-on experience with FastAPI (or similar frameworks like Flask/Django REST)
Proven experience building and scaling public-facing APIs
Strong understanding of REST principles, API versioning, and backward compatibility
Experience with asynchronous task processing using Celery
Solid experience with PostgreSQL (query optimisation, indexing, transactions)
Strong understanding of database design and performance tuning
Experience with caching mechanisms such as Redis
Experience deploying and operating services on AWS (EC2, RDS, S3, Lambda, ECS/EKS preferred)
Experience with API Gateway, rate limiting, and web application firewalls (WAF)
Strong understanding of authentication and authorisation (OAuth2, JWT)
Experience with Docker and CI/CD pipelines
Familiarity with Infrastructure as Code (Terraform / CloudFormation)
Experience with frontend technologies (React / Next.js / TypeScript) is an added advantage
