Mid-Level Full Stack Developer

Addison Group; Bethesda (MD); On-site; USD 135,680 - 139,360; Full time

Benefits offered by this job

Medical

Dental

Vision

401(k)

Job summary

Addison Group is partnering with a Bethesda-based fintech firm to hire a Mid-Level Full Stack Developer. The role focuses on building and scaling a portfolio analytics platform using React/Next.js on the front end, Python/Django on AWS for the back end, and PostgreSQL on AWS for data storage.

Onsite work in Bethesda, MD, contract-to-hire arrangement, with a comprehensive benefits package. Responsibilities include implementing end-to-end features, APIs, data integrations, and performance

Qualifications

• Design, build, and maintain full stack features for a fintech portfolio analytics platform.
• Develop and support backend services and APIs powering portfolio modeling and analytics.
• Build modern front-end interfaces for portfolio construction, analytics visualization, and advisor workflows.
• Integrate market data, fund data, and strategist models into application workflows.
• Optimize performance for large portfolio simulations and analytics calculations.
• Collaborate with investment strategists and product managers to translate financial concepts into scalable software solutions.

Responsibilities

• Design, build, and maintain full stack features for a fintech portfolio analytics platform
• Develop and support backend services and APIs powering portfolio modeling and analytics
• Build modern front-end interfaces for portfolio construction, analytics visualization, and advisor proposal workflows
• Integrate market data, fund data, and strategist models into application workflows
• Optimize performance for large portfolio simulations and analytics calculations
• Collaborate with investment strategists and product managers to translate financial concepts into scalable software solutions
• Maintain high-quality, well-tested code and contribute to platform architecture as the system evolves

Skills

Full stack development

Backend services

Frontend interfaces

APIs

Performance optimization

Job description

Position Title: Mid-Level Full Stack Developer

Location: Bethesda, MD - 5 Days onsite - No Relocation

Assignment Type: Contract to Hire

Pay Rate: $65.00 - $67.00 / hour

Work Schedule: Onsite, Monday - Friday

Benefits: This position is eligible for medical, dental, vision, and 401(k).

Work Authorization: Must be authorized to work in the United States. This position is not eligible for sponsorship.

Job Description

Addison Group is partnering with a high‑growth boutique tactical asset management firm headquartered in Bethesda, MD that is investing heavily in modern data and AI capabilities to sharpen their competitive edge. They are looking to bring on a Mid‑Level Full Stack Developer to help build and scale their fintech portfolio analytics platform, working across a modern stack including React/Next.js (deployed on Vercel) for the front end, Python/Django (running on AWS) for the back end, and PostgreSQL on AWS for the database layer.

Key Responsibilities

• Design, build, and maintain full stack features for a fintech portfolio analytics platform
• Develop and support backend services and APIs powering portfolio modeling and analytics
• Build modern front‑end interfaces for portfolio construction, analytics visualization, and advisor proposal workflows
• Integrate market data, fund data, and strategist models into application workflows
• Optimize performance for large portfolio simulations and analytics calculations
• Collaborate with investment strategists and product managers to translate financial concepts into scalable software solutions
• Maintain high‑quality, well‑tested code and contribute to platform architecture as the system evolves

Qualifications

Required

• Design, build, and maintain full stack features for a fintech portfolio analytics platform
• Develop and support backend services and APIs powering portfolio modeling and analytics
• Build modern front‑end interfaces for portfolio construction, analytics visualization, and advisor proposal workflows
• Integrate market data, fund data, and strategist models into application workflows
• Optimize performance for large portfolio simulations and analytics calculations
• Collaborate with investment strategists and product managers to translate financial concepts into scalable software solutions
• Maintain high‑quality, well‑tested code and contribute to platform architecture as the system evolves

Preferred

• Experience building portfolio analytics, trading, or wealth management platforms
• Familiarity with quantitative finance or portfolio construction
• Experience with financial data visualization or analytics tools
• Experience building tools used by financial advisors, RIAs, or investment firms

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non‑discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.

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