Staff Software Engineer (Data Platforms)

Prosper • San Francisco, CA

22h • $196,000 - $220,000

About The Position

Your role in our mission We need an Enterprise Python Expert to join our Data Engineering team. While you’ll work within our data ecosystem, your primary focus is high-quality Software Engineering: designing and building pipelines and services, improving system architecture, and writing clean, scalable code with our Google cloud eco-system (GCP). How you’ll make an impact Architect Services: Design and stand up backend services and APIs that power our data platform. Build for Scale: Transition us from simple scripts to production-grade software with logging, alerting, and automated testing. Modernize Tooling: Evaluate and implement new frameworks that improve system reliability and developer velocity. Collaborate: Partner with analysts, software engineers and infrastructure teams to ensure our data services are fast, secure, and easy to consume. Lead by Example: Set the standard for Python excellence, performing deep code reviews and mentoring the team on SDLC best practices. About Our Technology Team We are growing our Technology team to support our various financial products. The ideal candidate is passionate about learning the Fintech domain and delivering cutting-edge, high-quality solutions to solve business problems. We utilize a progressive, test-driven, Agile development methodology that places a high premium on communication, teamwork, sound design and clean implementation. About Us Founded in 2005 as the first peer-to-peer marketplace lending platform in the U.S., Prosper was built on a simple idea: connect people who want to borrow money with those who want to invest. Since inception, Prosper has helped more than 2 million people gain access to affordable credit with over $27 billion in loans originated through its platform. Our mission is to help our customers advance their financial well-being through a variety of products. Our diverse culture rewards accountability and cross functional teamwork because we believe this encourages innovative thinking and helps us deliver on our mission. We’re on a mission to hire the very best, and we are committed to creating exceptional employee experiences where everyone is respected and has access to equal opportunity. We realize that new ideas can come from everywhere. It is important to us that every hire connects with our vision, mission, and core values. Join a leading fintech company that’s democratizing finance for all! Our Values Diversity expands opportunities Collaboration creates better solutions Curiosity fuels our innovation Integrity defines all our relationships Excellence leads to longevity Simplicity guides our user experience Accountability at all levels drives results www.prosper.com Our Story & Team // Our Blog Applicants have rights under Federal Employment Laws. Family & Medical Leave Act (FMLA) Equal Employment Opportunity (EEO) Employee Polygraph Protection Act (EPPA) California applicants: please click here to view our California Consumer Privacy Act (“CCPA”) Notice for Applicants, which describes your rights under the CCPA. At Prosper, we're looking for people with passion, integrity, and a hunger to learn. We encourage you to apply even if your experience doesn't precisely match the job description. Your unique skill set and diverse perspective will stand out and set you apart from other candidates. Prosper thrives with people who think outside of the box and aren't afraid to challenge the status quo. We invite you to join us on our mission to advance financial well-being. Prosper is committed to an inclusive and diverse workplace. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law, including the San Francisco Fair Chance Ordinance. Prosper will consider for employment qualified applicants who are non-US citizens and will provide green card sponsorship. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Requirements

• BS in EE/CS with 12+ years of experience or MS in EE/CS with 8+ years of experience.
• Deep expertise in object-oriented Python within an enterprise environment.
• Software-First Mindset: You treat data infrastructure as a software product, not a series of one-off scripts or data pipelines.
• Production DevOps: Proficiency with Docker, Kubernetes, CI/CD, and Infrastructure as Code (Terraform) within modern cloud providers.
• Data Fluency: Strong SQL (e.g. BigQuery, PostgreSQL) and an understanding of how to build systems around data warehouses.
• Modern Workflow: Proficient with LLM-assisted development (e.g. Cursor) to accelerate delivery while ensuring you can understand, explain and defend every line.
• Ownership: A track record of taking complex engineering problems from an “idea” or “concept” to "stable service."

Nice To Haves

• Experience in Java, C#, or Go is a major plus.

Responsibilities

• Architect Services: Design and stand up backend services and APIs that power our data platform.
• Build for Scale: Transition us from simple scripts to production-grade software with logging, alerting, and automated testing.
• Modernize Tooling: Evaluate and implement new frameworks that improve system reliability and developer velocity.
• Collaborate: Partner with analysts, software engineers and infrastructure teams to ensure our data services are fast, secure, and easy to consume.
• Lead by Example: Set the standard for Python excellence, performing deep code reviews and mentoring the team on SDLC best practices.

Benefits

• Flexible time off, comprehensive health coverage, competitive salary, paid parental leave, and other wellness benefits.
• A bevy of other perks including Udemy access, childcare assistance, pet insurance discounts, legal assistance, and additional discounts through Perkspot.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 251-500 employees