Full Stack Quantitative Developer

Portfolio BI

Full Stack Quantitative Developer at Portfolio BI designing and building applications for credit and structured products. Collaborating across teams to modernize analytics and reporting platforms.

Posted 5/20/2026contractRemote • California, New York, Texas • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AngularAWSAzureCloudJavaScript.NETNoSQLNumpyPandasPythonReactSQLTableauTFSTypeScript

About the role

Key responsibilities & impact

Design, build, and own end-to-end applications that support credit, private credit, structured products, and CLO businesses
Write production code across the stack, model financial cash flows and risk, integrate market data and pricing services, and partner directly with client solutions group, portfolio managers, risk, operations, and investor relations
Contribute to the modernization of the analytics and reporting platform - moving legacy applications to responsive, cloud-aware architecture
Replace ad-hoc spreadsheets with auditable services, and build the data and tooling layer that supports the firm’s various lines of business
Use AI coding assistants as a daily part of your workflow

Requirements

What you’ll need

Bachelor's degree (or higher) from a top-tier university in computer science, mathematics, physics, financial engineering, or another quantitative discipline
5+ years of professional software engineering experience, including production ownership of customer-facing or business-critical systems
2+ years working in capital markets, ideally at a hedge fund, asset manager, investment bank, or financial technology vendor - with direct exposure to fixed income, structured products, derivatives, private credit, or CLOs
Demonstrated success delivering full-stack applications end-to-end, from requirements through production deployment and support
strong proficiency in at least one of Python, C#/.NET, or TypeScript/JavaScript, and working competence in a second
REST APIs, asynchronous services, and microservice patterns. Python or NET/C# experience strongly preferred given existing systems
modern JavaScript frameworks (React/Angular), responsive web design, HTML5/CSS, and cross-platform optimization for mobile
expert SQL (window functions, query tuning, set-based thinking); experience with NoSQL/document stores.
comfortable with NumPy/pandas (or equivalent), basic statistics, fixed-income math (duration, convexity, OAS), and cash flow modeling
Git (or TFS), CI/CD, DevOps, Confluence, unit and integration testing frameworks
experience deploying and operating services on Azure or AWS is a plus
Tableau dashboard development or SSRS a plus
Solid understanding of fixed-income securities, bank loans, and credit instruments
Familiarity with private credit deal lifecycle: sourcing, underwriting, closing, ongoing monitoring, amendments, and valuation
Awareness of portfolio accounting concepts (Geneva exposure is a plus) and portfolio risk frameworks (Bloomberg Port, RiskMetrics or equivalent)
Strong analytical and practical problem-solving skills; you reason from first principles and verify assumptions
Excellent written and verbal communication; able to explain technical work to PMs and senior executives
Self-starter with strong work ethic; comfortable juggling multiple workstreams under deadline pressure
Detail-oriented, with high standards for code quality, data accuracy, and operational discipline
Team player who collaborates well across technical and non-technical groups.

Benefits

Comp & perks

This is a remote, contract role, in either of these locations: NYC / Dallas / Los Angeles

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PythonC#/.NETTypeScriptJavaScriptREST APIsmicroservice patternsSQLNoSQLNumPypandas

Soft Skills

analytical skillsproblem-solving skillswritten communicationverbal communicationself-starterwork ethicdetail-orientedcollaborationtime managementadaptability