Frontend Developer Jobs in Pennsylvania (NOW HIRING)

Job Description: Senior Front-End Developer is a full-stack engineer responsible for working on significant critical projects and takes responsibility for multiple facets of the development process. You have a solid understanding of Agile practices and hands-on experience working in an Agile Environment. You have exposure to full system architectures and you are willing to help in other areas. You actively participate in backlog grooming and architecture discussions. You foster strong working relationships within their team and across other business groups. You are capable of supporting and mentoring team members to improve overall team velocity. You have mastery in core technologies and tools, understand all phases of the company software development life cycle, and demonstrate initiative and integrity in all aspects of work. You demonstrate good analytical skills and a strong understanding of business partner relationships and operations. Front-End Specialist is responsible for coding user interfaces for external and internal facing applications, website troubleshooting, assisting development and QA with special projects, style guide/code conformity, page weight, and optimization. You have a strong knowledge of best front-end development practices, HTML, CSS, JavaScript, frameworks, and best practices for front-end optimization.What You Will Do:Work on significant critical projects with limited or no supervisionLead other less critical projectsPlan and design software components within a distributed environmentPlay an active role in the agile processUnderstand all phases of the software development life cycleTake responsibility for all facets of the development processParticipate in work breakdown into tasks and provide work estimatesParticipate in the evaluation, change, and tracking of project requirementsMaintain and improve the quality of existing application codeMentor developersDrive innovation through research into new technologiesDemonstrate initiative and integrity in all aspects of workDevelop the core UIOptimize front-end code (for performance & accessibility)Contribute to the existing React components and maintain the design system in StorybookUpdate internal documentation when new tools are available for developers to use and distribute the information to developers and their managersCreate reusable React, CSS, and JS modulesWhat You Should Have:5+ years of professional website coding experienceAbility to work in an agile work environment and play a senior role within the agile development processExcellent React, JavaScript, and CSS skillsFull-stack engineering experience in Java and Spring frameworkExcellent knowledge of UX design principles, user-centered design, and accessibilityExcellent knowledge of browser quirks and creating web apps that are consistent across all major browsersExperience implementing web security and accessibilityAbility to optimize front-end code for performance/speed, knowledge of React, and understanding of advanced optimization techniquesAbility to implement high fidelity designs including building out, from scratch, interactions and animations using CSS and JavaScriptExperience architecting apps for responsive designs and building websites for different devicesExperience building and managing both Node Libraries and React component libraries, and a preference of how to do soAbility to implement unit, integration, and end-to-end tests with ReactWhat We Hope You Have:Typescript experienceKotlin or Python experienceElectron desktop application experienceUnderstanding the fundamentals of blockchain technology Experience with WebSocketsPassion for web standardsExperience with: GIT, Gradle, DockerWillingness to assist other developers and guide them with better development standardsWhat We Offer:Flexible work schedulesComprehensive Medical, Dental, and Vision benefits (company paid up to 89% of premiums)401(k) Retirement Plan (6% company match)Life Insurance (company paid)Short/Long Term Disability (company paid)Employee Assistance Program (EAP) (company paid)Supplemental & Voluntary PlansCommuter BenefitsFlexible Spending Account (FSA)Health Savings Account (HSA)Legal & Financial Protection*Benefits vary based on position, tenure, location, and employee election Additional Information: Equal Employment Opportunity:It is our policy to provide equal employment opportunity for all applicants and associates. This policy includes our commitment to ensure that all employment decisions are made without regard to race, color, religion, gender, national origin, disability, pregnancy, veteran status (including Vietnam era veterans), age, sexual orientation, gender identity, or any other non-job-related characteristic protected by law.