Contract

Full-Stack Developer

Updated on 8/12/2026

Potomac

Potomac

11-50 employees

Environmental analysis, planning, and sustainability consulting

Compensation Overview

$115k - $140k/yr

No H1B Sponsorship

Bethesda, MD, USA

In Person

This is a 100% in-office role in Bethesda, Maryland.

Category
Software Engineering (1)
Required Skills
Data Visualization
REST APIs
Web Development

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Requirements
  • Three to four years of fintech experience.
  • Ability to design, build, and maintain full-stack features for a fintech portfolio analytics platform.
  • Ability to develop and support backend services and application programming interfaces powering portfolio modeling and analytics.
  • Ability to build modern front-end interfaces for portfolio construction, analytics visualization, and advisor proposal workflows.
  • Ability to integrate market data, fund data, and strategist models into application workflows.
  • Ability to optimize performance for large portfolio simulations and analytics calculations.
  • Ability to collaborate with investment strategists and product managers to translate financial concepts into scalable software solutions.
  • Ability to maintain high-quality, well-tested code and contribute to platform architecture as the system evolves.
Responsibilities
  • Design, build, and maintain full-stack features for a fintech portfolio analytics platform.
  • Develop and support backend services and application programming interfaces 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.
Desired Qualifications
  • 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, registered investment advisors, or investment firms.

Potomac (PHE) is a consulting firm that addresses environmental, planning, and technology challenges for federal and private-sector clients. It helps with environmental analysis, compliance and sustainability, and site evaluation and planning. How it works: teams of engineers, scientists, and planners draw on their expertise, a broad network of industry and government partners, and information-technology tools to manage complex programs and deliver reports, assessments, and plans. What makes it different: the company combines environmental work, planning, and tech support in one service area, emphasizes responsiveness and cost-effectiveness, and has a 30-year track record of delivering results for government and private clients. Its goal is to solve today’s environmental, climate, energy, and national security challenges by providing reliable analysis, documentation, and planning services.

Company Size

11-50

Company Stage

N/A

Total Funding

N/A

Headquarters

Gaithersburg, Maryland

Founded

1988

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Simplify Jobs

Simplify's Take

What believers are saying

  • Goodfellow reported fiscal 2025 sales of $543.0 million, supporting cross-selling into Potomac.
  • Potomac launched a new website in 2025 and plans U.S. and Europe trade shows.
  • Goodfellow added BAS and STP in 2025, expanding materials services around Potomac.

What critics are saying

  • Goodfellow’s fiscal 2025 earnings fell to $7.1 million from $13.4 million, pressuring investment.
  • Potomac now depends on Goodfellow’s acquisition pace and integration discipline after 2024.
  • Entensive competition from larger contract manufacturers can compress margins and steal medical-device accounts.

What makes Potomac unique

  • June 2024 acquisition gave Potomac Goodfellow’s first U.S. manufacturing footprint in Baltimore.
  • Potomac machines polymers, metals, ceramics, and glass at micron-scale features.
  • ISO 13485-certified microfabrication strengthens medical device and microfluidics positioning.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Health Savings Account/Flexible Spending Account

Parental Leave

Commuter Benefits

Disability Insurance

Paid Vacation

Company News

Engineering Update
Jun 27th, 2024
Goodfellow Acquires Potomac Photonics for US Expansion

Goodfellow, owned by Battery Ventures, has acquired microfabrication specialist Potomac Photonics, marking its first US manufacturing footprint. This strategic move aims to enhance Goodfellow's presence in the medical device sector and microfluidics. The acquisition provides Goodfellow with a state-of-the-art manufacturing plant in Baltimore, Maryland, and expands its product range and post-processing capabilities. CEO Simon Kenney highlighted the potential for supporting customers from research to production.

PHE
Apr 27th, 2022
PHE partners with Limno Tech Inc.

PHE, in partnership with LimnoTech, prepared a supporting technical report “ Nuclear Power Decommissioning Practices: Case Studies and Recommendations for the Great Lakes Basin.”