UI Developer

Quantum Technologies LLC; New York, Edison, Atlanta (NY, NJ, GA, TX); On-site; USD 120,000 - 170,000; Full time

Job summary

Capco is an experienced UI Developer to join a high-performing team building data-driven banking applications. The role emphasizes complex graph visualizations and modern front-end technologies.

You will implement micro frontend architecture, work in an Agile/Scrum environment, and ensure quality with Cypress/Selenium tests while collaborating with product owners, UX designers, and backend teams.

Qualifications

• 6+ years of experience as a UI/Frontend Developer.
• Expertise in D3.js or other complex graph visualization frameworks.
• Experience with Cypress and/or Selenium for UI test automation.
• Strong understanding of microfrontend architecture.
• Experience with Keylines, Regraph, or Jubako is highly preferred.
• Strong problem-solving and communication skills.

Responsibilities

• Build complex graph and data visualizations using D3.js and related libraries.
• Implement and support micro frontend architecture for large-scale enterprise applications.
• Ensure high-quality code through unit, integration, and UI testing using Cypress and Selenium.
• Collaborate closely with product owners, UX designers, backend teams, and stakeholders.
• Optimize application performance, usability, and accessibility.
• Work in an Agile/Scrum environment and contribute to sprint planning and code reviews.

Skills

UI/Frontend development

D3.js visualization

Cypress/Selenium testing

Microfrontend architecture

Graph visualization libraries

Communication skills

Tools

Keylines

Regraph

Jubako

Job description

Capco is looking for an experienced UI Developer to join a high-performing team working on complex, data-driven applications within the banking domain. The ideal candidate will have strong expertise in modern front-end technologies and advanced visualization frameworks.

Key Responsibilities

Build complex graph and data visualizations using D3.js and related libraries.

Implement and support micro frontend architecture for large-scale enterprise applications.

Ensure high-quality code through unit, integration, and UI testing using Cypress and Selenium.

Collaborate closely with product owners, UX designers, backend teams, and stakeholders.

Optimize application performance, usability, and accessibility.

Work in an Agile/Scrum environment and contribute to sprint planning and code reviews.

Required Skills & Qualifications

6+ years of experience as a UI / Frontend Developer.

Expertise in D3.js or other complex graph visualization frameworks.

Experience with Cypress and/or Selenium for UI test automation.

Solid understanding of microfrontend architecture.

Experience with Keylines, Regraph, or Jubako is highly preferred.

Strong problem-solving and communication skills.

Preferred Qualifications

Prior experience working in the banking or financial services domain.

Experience building enterprise-scale applications in regulated environments."

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.