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Full Stack Engineer

DeWinter Group · Needham, MA

Spotted 2d agoContract

Job details

Work mode
Hybrid
Employment
Contract
Level
Mid level
Experience
4+ years
Posted
Oct 9, 2026
Last confirmed open
Oct 9, 2026
Job description

About this role

Title:

Full-Stack Engineer

Job Type:

Contract

Contract Length:

Through December 31, 2026

Pay Range:

$70–120/hr

Start Date:

ASAP

Location:

Hybrid - Boston, MA (3 days a week onsite)

About The Opportunity

Our client, a leader in Systematic Investment Management , is looking for a skilled

Full-Stack Engineer

to join their Portfolio Tools Engineering team for an engagement through December 31, 2026. This is a high-impact, execution-heavy project focused on owning and evolving one of the firm’s flagship internal software products—a market-leading portfolio management and decomposition platform .

This is a high-impact role that requires a self-motivated professional who wants to build fast, scalable, and maintainable tools that drive real-time investment decision-making and can hit the ground running and deliver results quickly .

Key Responsibilities & Deliverables

This role is focused on the successful completion of specific tasks and deliverables . Your responsibilities will include:

  • Front-End Development (60% Focus): Build, test, and enhance tools that attribute drivers of portfolio positions, returns, and risk . Develop front-end components using TypeScript and React, focusing on component design, state management, and performance optimization for data-heavy views .
  • Back-End Engineering (40% Focus): Design and implement backend systems using Python, Ray, and databases for scalable, high-performance data processing .
  • Architecture and Deployment: Implement cloud-ready, modular, and extensible solutions \ and optimize software systems for performance, scalability, and cloud deployment .
  • Collaboration & Optimization: Collaborate with portfolio managers, quants, and engineers to align tools with investment workflows . Optimize and unify reporting across multiple geographies and strategies, including exception-based management reports .

Required Skills & Experience

We are looking for someone with a proven track record of successful contract engagements . The ideal candidate will have:

  • 4-6 years of full-stack development experience, including work on production systems .
  • Deep expertise in Front-End Development (60% initial focus): Strong skills in TypeScript, HTML/CSS, and React .
  • Deep expertise in Python (40% focus): Strong backend engineering skills using Python, including API design and experience with databases. This isn't a learning role—you need to be a subject matter expert .
  • Strong communication skills to provide clear and concise status updates to the project team .
  • Ability to work as an effective team player and self-starter, willing to roll up their sleeves to help accomplish team goals in a fast-paced environment .
  • Demonstrated ability to work autonomously and manage your own time effectively to meet project goals .

Preferred Experience

  • Hands-on experience with Material UI (MUI) and MUI X for building user interfaces and data visualizations .
  • Experience with Ray and Pandas/Polars for distributed parallel computing .
  • Some investment domain knowledge, particularly in portfolio decomposition, attribution, risk analysis, or quantitative equity strategies .
Interested in this role?Continue on LinkedIn to apply.
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