6+ years of software development experience in a SaaS environment., Bachelor’s degree or equivalent with relevant experience, or a Master’s degree with less experience., Proficiency in core programming languages such as Python, Java, or C++., Experience with distributed systems, APIs, and relational databases..
Key responsibilities:
Design and develop scalable public-facing APIs and SDKs.
Mentor junior team members and participate in the hiring process.
Diagnose technical problems and ensure code quality through testing and documentation.
Collaborate with the team on platform architecture and prioritize work to meet business goals.
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The secondary market for mortgages accounts for over $1T in annual volume and impacts 20% of GDP. Yet, the pricing and loan trading of mortgages is still often done with antiquated technology, excel spreadsheets, phone calls, and physical paper. Billions of dollars are lost to inefficiency and mistakes.Polly is transforming the mortgage industry with its modern, data-driven capital markets ecosystem that includes an advanced Product & Pricing Engine (PPE), Loan Trading Exchange, Analytics Platform, and Partner Platform. Our mission is to help capital markets and secondary teams operate smarter, more efficiently, and more profitably with best-in-class, end-to-end technology that is configured for each of our customers’ unique workflows and business needs.Polly is based in San Francisco, California. Please visit www.polly.io to learn more.
You have 6+ years of software development experience under your belt and are looking for your next challenge in a hyper-growth, fast-paced, industry disrupting, SaaS company. You are excited to work with emerging technologies and modern tech stack with a collaborative engineering team, where you will have a direct impact in the delivery of first class software products. Your experience mentoring others, working with distributed systems, relational databases, and all things software development has prepared you to take your career to the next level.
Does this sound like you? If so, keep reading and apply today!
What you’ll do:
Design & develop scalable, public-facing APIs and SDKs
Build and enhance mission-critical third-party integrations
Develop backend services using Python, Django, PostgreSQL, and AWS
Implement and manage OpenAPI specifications
Design and develop event-driven architectures
Diagnose and resolve technical problems; build unit tests and automation to ensure the quality of your features
Maintain existing code and write code that is easily maintainable through documentation, good architecture and automated testing
Define, discuss and work with the team on the architecture of the platform
Actively participate in interviewing and evaluating new team members
Provide vision and direction for software development best practices & methodologies
Mentor junior members of the software engineering team in all aspects of software development across multiple projects with multiple customers
Prioritize your work and the work of others with a sense of urgency to ship products in time to have the desired business impact
Review code, help drive technical excellence through best practices and latest tools
Maintain a working knowledge of advances and trends in programming and technology
Generate ideas for innovative technological solutions
What you have:
Proven track record of success in large enterprise SAAS Software, distributed systems, scalability, and continuous development
Bachelor’s degree or equivalent and 6-9 years’ experience OR Master’s degree and 4-7 years’ experience
Senior level skill-set with core programming languages (Python, Java, C#, C/C++, etc.)
Experience working with distributed systems, inter-service communication protocols, and APIs (e.g. REST, NSQ, etc.)
Experience developing transactional systems, where concurrency, race conditions, and data consistency are a concern
Experience designing, implementing, and maintaining APIs using OpenAPI
Experience working with relational databases and SQL
Extras you bring to the table:
Experience working with TypeScript, JavaScript, or Vue.js,
Deploying into a public cloud service (AWS, GCP, etc.)
Experience with containerization (Docker/Kubernetes)
Solid understanding of distributed systems and building scalable/redundant services
Experience with service monitoring, metrics, alerting, log aggregation, and tracing
Experience with functional/acceptance testing
Why join Polly?
We are attacking a trillion-dollar market with gross inefficiencies and seeking to transform the way an entire industry operates
We have an experienced leadership team that previously built large and impactful platforms
Outstanding opportunity for professional growth and upward mobility
Direct engagement with the decision makers and senior business leaders
Polly has pioneered the next generation of mortgage capital markets technology with its cutting-edge, data-driven platform. Its enterprise-grade solutions, including the industry's only cloud-native, commercially scalable product, pricing, and eligibility (PPE) engine and first-of-its-kind Polly/™ AI platform, empower the nation's top banks, credit unions, and mortgage lenders to increase profitability, automate workflows, and revolutionize the loan officer and broker experiences. As a mortgage technology trailblazer, Polly is committed to driving meaningful value and ROI through best-in-class innovation that enables unlimited configurability, flexibility, granularity, and scalability. Polly was founded by a seasoned team of mortgage capital markets and technology experts and is headquartered in San Francisco, California. Recognized as a pioneer in mortgage capital markets, as well as in culture and career development, Polly was named to Forbes' America's Best Startup Employers in 2025. This evaluation was based on three key criteria: Employer Reputation, Employee Satisfaction, and Company Growth.
To learn more, follow Polly on LinkedIn or visit www.polly.io. Polly is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, age, color, national origin, religion, sex, gender identity, sexual orientation, marital status, pregnancy status, disability status, veteran status, or any other legally protected status. Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Beware of recruitment scams impersonating the Polly brand or our employees. Our team communicates only through official Polly channels, and we will never ask for sensitive information over text or conduct text-only interviews. If you are ever suspicious or in doubt, reach out to us directly at peopleteam@polly.io. We care deeply about this network and your experience.
Required profile
Experience
Industry :
Fintech: Finance + Technology
Spoken language(s):
English
Check out the description to know which languages are mandatory.