As an SDE II - Frontend at Nium, you'll build and maintain scalable web applications, ensure code quality, and collaborate on API integration.
Nium, the Leader in Real-Time Global Payments
Nium, the leading global infrastructure for real-time cross-border payments, was founded on the mission to deliver the global payments infrastructure of tomorrow, today. With the onset of the global economy, its payments infrastructure is shaping how banks, fintechs, and businesses everywhere collect, convert, and disburse funds instantly across borders. Its payout network supports 100 currencies and spans 190+ countries, 100 of which in real-time. Funds can be disbursed to accounts, wallets, and cards and collected locally in 40 markets. Nium's growing card issuance business is already available in 34 countries. Nium holds regulatory licenses and authorizations in more than 40 countries, enabling seamless onboarding, rapid integration, and compliance – independent of geography. The company is co-headquartered in San Francisco and Singapore.
About the Team
The team is responsible for building and maintaining systems that support critical workflows across NIUM’s operational and transactional lifecycles. These applications power key use cases such as Compliance, Transaction Monitoring, Client and Customer Onboarding, Requests for Information (RFI), Refunds, and other essential operational processes.
Operating at the intersection of product, engineering, and platform teams, the group focuses on delivering high-quality, user-centric, and white-label solutions that can be customized to meet diverse client needs and regulatory requirements. The team owns end-to-end development with a strong emphasis on frontend architecture and user experience, building modern, performant interfaces using Next.js and the React ecosystem, backed by robust APIs developed in Spring Boot.
With a strong commitment to code quality, reliability, and deployment excellence, the team collaborates closely with Product Managers, Backend Engineers, and cross-functional stakeholders to deliver impactful features, ensure seamless system integration, and maintain high engineering standards at scale.
About the Role
As part of SDE II - Frontend in NIUMs core team, you’ll have opportunity to build and maintain scalable, user-centric web applications that support NIUM’s operational workflows.
You will take ownership of feature development, contribute to API integration and frontend architecture, and help maintain high standards for code quality, testing, performance, and reliable deployments. This role offers strong technical ownership, the opportunity to make a real impact on user-facing systems, and to influence engineering best practices across the team.
Key Responsibilities
- Design, develop, and maintain scalable web applications using Next.js and the React.js ecosystem, including HTML5, CSS, and JavaScript, with backend services built in Spring Boot.
- Build frontend developmental ecosystem and lead the engineering team to ensure high code quality, reliability, performance, and maintainability through best practices, code reviews, and technical guidance.
- Collaborate closely with Product Managers and Cross functional teams to translate business requirements into well-defined technical solutions.
- Partner with Backend Engineers to design, define, and document API contracts required for feature development and system integration.
- Manage and oversee deployment lifecycles, including analysing and coordinating dependencies across multiple services to ensure smooth and reliable releases.
- Contribute to and promote testing strategies, including unit, integration, end-to-end testing (e.g., Cypress/Playwright) and QA testing.
- Understanding of Databases like PostgreSQL and MongoDB is good to have.
- Ability to work with AI tools and Agents and offload tasks to them
Requirements
- Min 2-3 Yrs experience in frontend development.
- Strong foundational frontend development skills, including HTML, CSS, JavaScript, and experience working with REST APIs.
- Proficiency in modern web frameworks such as Next.js and React.js, including libraries in the React ecosystem.
- Experience in debugging and optimizing React applications, identifying performance bottlenecks, and resolving complex frontend issues.
- Ability to write clean, scalable, and maintainable code, following best practices and coding standards.
- Hands-on experience with full-stack development, collaborating with backend teams and understanding API contracts.
- Familiarity with end-to-end testing tools (e.g., Cypress, Playwright) and implementing effective testing strategies is a plus.
- Ability to leverage configuration-driven developmental feedback to iteratively improve code quality and team workflows.
- Strong problem-solving skills with the ability to analyze complex workflows and contribute to architectural discussions.
- Willingness to embrace feedback, adapt to team workflows, and continuously improve technical and communication skills in a collaborative environment.
- Exposure to AI tools or agents to automate or streamline development tasks is a plus.
What we offer at Nium
We Value Performance: Through competitive salaries, performance bonuses, sales commissions, equity for specific roles and recognition programs, we ensure that all our employees are well rewarded and incentivized for their hard work.
We Care for Our Employees: The wellness of Nium’ers is our #1 priority. We offer medical coverage along with 24/7 employee assistance program, generous vacation programs including our year-end shut down. We also provide a flexible working hybrid working environment (3 days per week in the office).
We Upskill Ourselves: We are curious, and always want to learn more with a focus on upskilling ourselves. We provide role-specific training, internal workshops, and a learning stipend.
We Celebrate Together: We recognize that work is also about creating great relationships with each other. We celebrate together with company-wide social events, team bonding activities, happy hours, team offsites, and much more!
We Thrive with Diversity: Nium is truly a global company, with more than 33 nationalities, based in 18+ countries and more than 10 office locations. As an equal opportunity employer, we are committed to providing a safe and welcoming environment for everyone.
For more detailed region specific benefits : https://www.nium.com/careers#careers-perks
For more information visit www.nium.com
Depending on your location, certain laws may regulate the way Nium manages the data of candidates. By submitting your job application, you are agreeing and acknowledging that you have read and understand our Candidate Privacy Notice located at www.nium.com/privacy/candidate-privacy-notice.
Top Skills
CSS
Cypress
HTML5
JavaScript
MongoDB
Next.Js
Playwright
Postgres
React
Spring Boot
Nium Mumbai, Maharashtra, IND Office
B-3, Cama Industrial Estate, Goregaon, , Mumbai, Maharashtra , India, 400063
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