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Nium, Global Leader in Payments
Nium, the global leader in 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 220+ markets, 100 of which in real-time. Funds can be disbursed to accounts, wallets, and cards and collected locally in 35 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 Role
We are looking for an experienced Senior Backend Software Engineer with strong expertise in Node.js, TypeScript, and distributed systems to design and build highly scalable, reliable, and secure backend platforms powering Nium’s Consumer and SME products.
This is a high-ownership, high-impact role, where you will lead technical design, mentor engineers, and work closely with Product, QA, SRE, and DevOps teams to operate systems at global scale.
Key Responsibilities
- Architect, design, and develop scalable, fault-tolerant backend services using Node.js and TypeScript following clean architecture and best engineering practices.
- Take ownership of system design, API contracts, data models, and performance optimizations for high-throughput, low-latency systems.
- Lead and contribute to microservices architecture, event-driven systems, and asynchronous processing using Kafka/RabbitMQ.
- Drive production excellence by improving observability, monitoring, alerting, and incident response in collaboration with SRE and DevOps teams.
- Perform code reviews, mentor junior engineers, and set high standards for engineering quality, security, and reliability.
- Work closely with Product and Business stakeholders to translate complex requirements into robust technical solutions.
- Participate in on-call rotations, root-cause analysis, and continuous system improvements.
Requirements
- 3–6 years of backend engineering experience, with strong hands-on expertise in Node.js and TypeScript in production systems.
- Solid understanding of distributed systems, scalability, concurrency, and failure handling.
- Strong experience with relational databases (PostgreSQL/MySQL) and NoSQL stores (MongoDB/DynamoDB).
- Hands-on experience with message brokers such as Kafka or RabbitMQ.
- Strong exposure to AWS services, CI/CD pipelines, containerization, and working knowledge of Kubernetes.
- Excellent problem-solving skills with strong foundations in DSA and design patterns.
- Experience in payments, fintech, or high-availability platforms is a strong plus.
- Knowledge of Java or other backend languages is an added advantage.
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: 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 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 Constantly Innovate: Since our inception, Nium has received constant recognition and awards for how we approach both our business and talent opportunities. Check out CNBC World’s Top Fintech Companies 2024.
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.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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