P

Potomac

Environmental analysis, planning, and sustainability consulting

Full-Stack Developer

ContractUpdated on 10/21/2026
$115k - $140k/yr
Mid
Bethesda, MD, USA
In Person
Software EngineeringFull-Stack Engineering
No H1B Sponsorship

About the job

Requirements
  • Three to four years of fintech experience.
  • Design, build, and maintain full-stack features for a fintech portfolio analytics platform.
  • Develop and support backend services and application programming interfaces for portfolio modeling and analytics.
  • Build 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.
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 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.

About the company

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's April 2025 BAS and STP acquisitions reinforce Potomac's role inside a broader materials platform.
  • Goodfellow says Potomac supports its US growth and one-stop-shop strategy, expanding cross-sell.
  • Potomac's September 2026 employment page shows no open positions, signaling stable staffing.

What critics are saying

  • Potomac has no open positions on September 6, 2026, indicating muted growth momentum.
  • Goodfellow's 2025-2026 roll-up can dilute Potomac's autonomy as integration shifts to headquarters.
  • A major contract loss could strand Halethorpe capacity and force a sale or shutdown.

What makes Potomac unique

  • Goodfellow's August 2026 site frames Potomac as a Baltimore microfabrication hub for micron-scale work.
  • Potomac handles polymers, metals, ceramics, and glass, spanning prototypes through production.
  • Its ISO 13485-certified Halethorpe facility targets medical devices, biotech, and electronics.

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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.”