Job Description

Summary

Join Aperia Solutions, a leader in SaaS solutions for the Payments and Compliance industries. Aperia is a Texas-based fintech and managed consultancy firm that creates custom SaaS applications and other software-based solutions for the payments, banking, and processing industry. Founded in 1999, Aperia offers business intelligence, risk management, compliance, and customer intelligence platforms. With offices in Dallas, Washington DC, and Vietnam, Aperia is a fast-paced, global organization that strives to improve efficiency in compliance, risk, and customer service operations. Aperia is now looking to grow its global footprint by putting roots down in Eastern Europe. After two years of extensive market research and multiple executive visits to the region we have chosen Cracow as our hub for our future growth. Aperia’s clients include banks, processors, payment facilitators, merchant service providers, independent sales organizations, and government entities. A career at Aperia promises a great challenge, culture, and opportunities to forge your own path.

Job Summary  

We’re seeking a highly skilled  Senior React Developer to lead the development of scalable, modular, and high-performance frontend applications using micro frontend architecture . You’ll play a key role in designing and implementing reusable components, managing complex state with Redux and RTK Query , and integrating APIs using Axios . This is a hands-on role for someone who thrives in a fast-paced, collaborative environment and is passionate about modern frontend engineering.

Key Responsibilities  

• Architect and implement micro frontend solutions that enable independent deployment and scalability


• Develop and maintain React-based applications with a focus on performance, modularity, and maintainability


• Design and manage global and local state using Redux Toolkit and RTK Query


• Integrate RESTful APIs using Axios, ensuring robust error handling and efficient data fetching


• Collaborate with backend engineers, designers, and product managers to deliver seamless user experiences


• Mentor junior developers and contribute to code reviews, best practices, and technical documentation


• Optimize applications for speed, scalability, and cross-browser compatibility


• Drive innovation by evaluating and adopting new tools, libraries, and frameworks

Requirements  

• 5+ years of professional experience in React.js development


• Deep understanding of micro frontend architecture (e.g., Module Federation, single-spa, Webpack 5)


• Strong expertise in Redux Toolkit (RTK) and RTK Query for state and data management


• Proficient in Axios for API integration and asynchronous operations


• Solid grasp of JavaScript (ES6+), TypeScript, and modern frontend tooling


• Experience with Webpack configuration and optimization for performance and modular builds


• Experience with component libraries (e.g., Material UI, Chakra UI) and design systems


• Familiarity with CI/CD pipelines, unit testing, and frontend performance optimization


• Excellent communication skills and ability to work in cross-functional teams

Preferred Qualifications  

• Experience with server-side rendering (SSR) and Next.js


• Knowledge of GraphQL and alternative data-fetching strategies


• Exposure to containerization (Docker) and cloud platforms (Azure, AWS, GCP)


• Contributions to open-source projects or technical blogs 

Benefits  

• Competitive salary and benefits package.  

• Opportunity to work with a talented and passionate team.  

• Continuous learning and professional development opportunities.  

• Engaging and collaborative work environment.  

Join us at Aperia Solutions and be part of a team that is shaping the future of technology! 

Education

• Degree in Computer Science, Statistics, or relevant field

Eligibility Requirements

• Must be willing to submit to a background investigation and drug test as part of the selection process.

Job Type

• Full-Time

Schedule

• Monday to Friday

Work Location

• Onsite 4 days per week

This job description is not intended to be all-inclusive. An employee may also perform other reasonable related business duties as assigned by their immediate supervisor or management.

Principals only. Recruiters please don't contact this job poster. DO NOT contact us with unsolicited services or offers.

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