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Junior Frontend Developer Startup Jobs in Pennsylvania

Front End Developer Internship

Philadelphia, PA · On-site

$104K - $122K/yr

Ability to change gears quickly, see the big picture, and move at startup pace * Tendency to attack problems head-on, excel in volatile situations, and learn extremely quickly - * Experience building ...

Financial reporting The Jr. Web Developer supports front end and mid tier development activities for ELMS by building, enhancing, and maintaining web based interfaces and client/server applications.

Electrical Engineer III/Senior

Pittsburgh, PA · On-site

$104K - $135K/yr

Mentors and supports the development of junior engineers fostering technical growth knowledge ... Experience in overseeing the (FAT) commissioning, testing, and startup of electrical equipment to ...

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Junior Frontend Developer Startup information

What is the difference between Junior Frontend Developer Startup vs Junior Web Developer?

AspectJunior Frontend Developer StartupJunior Web Developer
Required SkillsHTML, CSS, JavaScript, basic frameworksHTML, CSS, JavaScript, some backend knowledge
Work EnvironmentFast-paced startup, collaborative teamsVaries from startups to agencies, often more structured
Industry UsageCommon in tech startups and small companiesWidespread across industries including agencies and corporate IT
Search & Comparison IntentFocus on frontend skills, startup cultureBroader web development roles, full-stack potential

In summary, Junior Frontend Developer Startup roles focus on frontend skills within dynamic startup environments, while Junior Web Developer positions may include both frontend and backend tasks across various industries. The choice depends on your preferred work setting and skill focus.

What job categories do people searching Junior Frontend Developer Startup jobs in Pennsylvania look for?

The top searched job categories for Junior Frontend Developer Startup jobs in Pennsylvania are:

What cities in Pennsylvania are hiring for Junior Frontend Developer Startup jobs?

Cities in Pennsylvania with the most Junior Frontend Developer Startup job openings:

Infographic showing various Junior Frontend Developer Startup job openings in Pennsylvania as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

SKILLBRIDGE INTERNSHIP - Front-end Software Developer

Yardley, PA

$100K - $116K/yr

Full-time, Internship

Re-posted 28 days ago


Job description

Trinity IT
Job Openings >> SKILLBRIDGE INTERNSHIP - Front-end Software Developer
SKILLBRIDGE INTERNSHIP - Front-end Software Developer
Summary
Title: SKILLBRIDGE INTERNSHIP - Front-end Software Developer ID: 1008 Location: Yardley, PA Department: Software Salary Range: SKILLBRIDGE PARTNERSHIP
More about this job >
Description

As a SkillBridge Front End Developer Intern, you will be responsible for assisting in the creation and maintenance of visually appealing and user-friendly web applications. Your primary focus will be on implementing designs provided by the UI/UX team, ensuring seamless user experiences, and contributing to the overall success of our digital projects. This is an excellent opportunity for a passionate and aspiring Junior Front End Developer to grow their skills and contribute to exciting projects.

Responsibilities:

  • Front End Development: Collaborate with the design and development teams to convert design mock-ups and wire frames into responsive and functional web pages using HTML, CSS, and JavaScript.

  • User Interface (UI) Implementation: Ensure the timely implementation of UI components, styles, and interactions to deliver an aesthetically pleasing and intuitive user interface.

  • Cross-Browser and Device Compatibility: Optimize web applications to ensure seamless performance across different browsers, devices, and screen sizes.

  • Code Maintenance: Assist in maintaining and updating existing codebases to improve performance, fix bugs, and enhance user experiences.

  • Performance Optimization: Work with the team to identify and implement front end performance improvements to achieve faster load times and smoother interactions.

  • Collaboration: Collaborate with back end developers and other team members to integrate front end components with server-side logic, databases, and APIs.

  • Quality Assurance: Participate in testing and debugging processes to identify and resolve issues, ensuring the delivery of high-quality web applications.

  • Learning and Growth: Stay up-to-date with the latest front end development trends, tools, and best practices to continuously enhance your skills and knowledge.

Skills and Qualifications:

  • Requires SkillBridge Eligibility:
    • Have 180 days of service or fewer remaining prior to your date of discharge and you have at least 180 continuous days of active service.
    • Obtain approval from your unit commander.
    • Agree that participation in SkillBridge can be terminated at any time by the service if mission requirements dictate.
  • Educational Background: A degree or diploma in Computer Science, Web Development, or a related field is preferred, but not mandatory. Relevant practical experience and self-learning will also be considered.
  • Proficiency in Front End Technologies: Solid understanding of HTML, CSS, and JavaScript, as well as basic familiarity with front end frameworks and libraries (e.g., React, Angular, Vue.js).

  • Responsive Design: Ability to create responsive web layouts that adapt seamlessly to various screen sizes and devices.

  • Problem-Solving Skills: Strong analytical and problem-solving abilities to effectively tackle coding challenges and find innovative solutions.

  • Team Player: A collaborative mindset with excellent communication skills to work effectively within a diverse development team.

  • Attention to Detail: A keen eye for detail to ensure pixel-perfect implementation of design elements.

  • Time Management: Ability to manage tasks efficiently, prioritize work effectively, and meet project deadlines.

    Trinity IT offers a competitive salary, an extensive benefits package and a work environment that encourages excellence. Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. Trinity IT is an equal opportunity employer that does not discriminate in employment. All qualified applicants will receive consideration for employment without regard to their race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or protected class.

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