Paidy Inc

Financial Services

SeniorFront-endEngineer

$9000–14000k ~AI est. Tokyo, Japan Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Front-end Engineer at Paidy Inc. Skills: Frontend development, AI/ML integration, React Native, React.js. Build AI-powered features. Create dashboards”

Industry & Context.

Financial Services
Problems you'll solve

Fraud detection; Credit decisions; Personalized recommendations; Conversational commerce; Fraud risk assessment; Anomaly detection

Eligibility Requirements

Valid working rights in Japan

What They're Looking For.

Must Have

6+ years frontend development, 3+ years React Native, Led technical design, Mentored engineers, Owned production systems, CS degree or equivalent, Integrate AI/ML features, Understand AI/ML constraints, Collaborate with data scientists, Build UIs for ML predictions, Expert React.js, Expert React Native, Deep understanding React Native architecture, Leverage native APIs, Familiar with native build tools, Build pixel-perfect UIs, Proficient TypeScript, Modern React patterns, Experience state management, Modern build tools, Testing frameworks, Performance optimization, Accessibility (a11y), Responsive design, Team-based software development, High bar for code quality, Care about performance, Care about accessibility, Care about API design, Work in large codebases, System design skills, Architecture skills, Product sense, Design sense

Nice to Have

Built conversational UI, Experience with embeddings, Experience with RAG, Experience with vector databases, Worked with real-time ML serving, A/B testing AI features, Deep familiarity fintech, Deep familiarity payment products, Deep familiarity financial services, Experience creating B2C experiences, Open source contributions, Technical writing, Interest in emerging AI

What You'll Do.

Build AI-powered features

Create intelligent workflows

Design conversational UI

Implement recommendation engines

Implement predictive interfaces

Integrate real-time ML

Drive architectural decisions

Set code quality standards

Mentor mid-level engineers

Collaborate with ML teams

Productionize AI models

Lead technical discussions

How You'll Work.

Team & Collaboration

Cross-functional collaboration; Collaborate with data scientists; Collaborate with ML engineers; Collaborate with product; Collaborate with design; Collaborate with infrastructure

Full Job Description

About Paidy Inc. Paidy is Japan's pioneer and leading BNPL service company. At Paidy, we believe in creating simple, instant experiences to take the hassle out of shopping with a touch of magic. Paidy offers instant, monthly-consolidated credit to consumers by removing hassles from payment and purchase experiences. Paidy uses proprietary models and machine learning to underwrite transactions in seconds and guarantee payments to merchants. Paidy increases revenue for merchants by reducing the number of incomplete transactions, increasing conversion rates, boosting average order values, and facilitating repeat purchases from consumers. Paidy has reached an agreement to join PayPal, the global payments company. Paidy will continue to operate its existing business, maintain its brand and support a wide variety of consumer wallets and marketplaces by providing convenient and innovative services. Paidy continues to innovate to make shopping easier and more fun both online and offline. For more information, please visit http://www.paidy.com. About Position We are seeking a Senior Front-end Engineer who is passionate about building AI-enhanced payment experiences. You will create intelligent user interfaces leveraging ML models for fraud detection, credit decisions, personalized recommendations, and conversational commerce, working closely with data scientists and ML engineers. Only candidates who already hold valid working rights in Japan will be considered. Key Role and Responsibilities Product Development You will work with colleagues building and improving AI-powered services: MyPaidy (Consumer App): Build AI-powered features like smart payment scheduling, personalized offers, fraud alerts, and intelligent spend insights Merchant Tools: Create dashboards with ML-driven insights on transaction patterns, fraud risk, and customer behavior Paidy Admin (Internal Tools): Create intelligent workflows leveraging ML models for fraud detection, credit risk assessment, and anomaly

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