Senior Frontend Developer  
ToGo Infinity   More jobs from this company

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Job Title:   Senior Frontend Developer
Category:   Software Development
Total Positions:   2
Job Location:   Karachi
Gender:   No Preference
Minimum Education:   Intermediate/A-Level
Career Level:   Experienced Professional
Minimum Experience:   7 Years
Apply By:   Nov 10, 2025
     
     
 
Job Description:

We are seeking a Senior Frontend Developer with expertise in React.js (web) and React Native (mobile) to build secure, intuitive applications for banking, payments, and digital assets. This role is for a pure technology engineer — you will be writing production-grade code daily, building UI systems from the ground up, and solving performance and security challenges specific to financial services.


Key Responsibilities




  • Develop and maintain responsive web applications using React.js and cross-platform mobile apps with React Native.




  • Build real-time dashboards and UIs for transactions, balances, wallets, and reporting.




  • Implement secure client-side authentication flows including MFA, biometric login, and OAuth2.




  • Integrate frontend apps with backend RESTful APIs and WebSockets.




  • Ensure compliance with PCI-DSS and financial data handling standards on the frontend.




  • Optimize performance, accessibility, and cross-device reliability.




  • Collaborate with product and design teams to deliver frictionless onboarding and payment experiences.




  • Write comprehensive tests (unit, integration, end-to-end) to ensure reliability and stability.




  • Contribute to reusable component libraries and promote frontend best practices.




Required Skills & Experience




  • 7+ years of professional frontend development experience.




  • Strong proficiency in React.js, React Native, JavaScript (ES6+), and TypeScript.




  • Deep understanding of state management (Redux, MobX, or Context API).




  • Proven experience with real-time applications, data visualization, and WebSockets.




  • Solid understanding of secure UI/UX patterns for financial services.




  • Skilled in responsive design, mobile-first architecture, and performance tuning.




  • Proficiency in Git and CI/CD pipelines.




Preferred Qualifications




  • Previous fintech or payments UI development experience.




  • Familiarity with crypto wallet UIs and digital asset management interfaces.




  • Experience with Next.js (Server-Side Rendering for complex dashboards).




  • Knowledge of testing frameworks such as Jest, Detox, and Cypress.




  • Understanding of regulatory and compliance constraints in frontend systems.




Company Information
 
Company Name:  ToGo Infinity
Company Description:

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