Technical Leader (Lending Platform, Java, Spring, AI)

Top 3 reasons to join us

• Full social and unemployment insurance benefits
• Review salary for every six months according to KP
• Annual health check-up

Job description

Summary

Established in 2019 as Vietnam’s pioneering Buy Now, Pay Later provider, Fundiin is evolving into a data-first, AI-enabled platform for financial services in 2026. Fundiin partners with leading banks and financial institutions to orchestrate and optimize the distribution of a wide range of products—from BNPL and personal loans to credit cards—through a single and seamless app.

Leveraging proprietary data and AI-driven decisioning, Fundiin matches consumers with the most relevant offers, improving approval rates, user experience, and partner performance. By delivering a fully digital, end-to-end journey, Fundiin enables millions of users to access financial products with greater clarity, confidence, and control.

We are looking for Technical Leader to help Fundiin realize our impactful vision.

Role Overview

As a Technical Lead, you will own backend solution design and end-to-end delivery for the Lending Platform, ensuring high-quality systems and seamless integration with financial partners.

You will work hands-on with the team while driving technical decisions at the squad level.

What you will do

Technical Ownership & Delivery

• Own end-to-end delivery for Lending Platform systems, including:
• eKYC integrations (NFC, OCR, biometric), credit check / CIC / scoring, lending engine & credit engine, repayment & collection, and integration with lenders and financial partners
• Ensure systems are stable, scalable, secure, and delivered on time with high quality

Backend Solution & Architecture (Squad Level)

• Design and implement scalable backend services
• Propose and review solution design for new features
• Ensure code quality, system performance, and maintainability

Integration & Platform Development

• Design and implement integrations with banks, lenders, CIC, and payment partners
• Ensure integration flows are reliable, scalable, and extensible

Team Execution

• Break down tasks, estimate, and track progress
• Ensure delivery quality and timeline
• Support team members in technical problem-solving and troubleshooting

Stakeholder Collaboration

• Work with Product/BA to clarify requirements and propose solutions
• Align with stakeholders to ensure smooth delivery

Your skills and experience

Must have:

• Strong backend background (Java/Spring)
• 4–7+ years of experience in backend/system development
• Strong knowledge of microservices architecture, API integration, and distributed systems
• Hands-on experience in fintech / lending / payment systems (required)
• Experience with relational databases (PostgreSQL, Oracle, etc.)
• Good understanding of data modeling, transactions, and performance optimization
• Hands-on use of AI tools (Claude, Copilot, …) with the ability to validate outputs and apply them effectively in development

Nice to have

• Experience with Kafka, RabbitMQ, Redis, Elasticsearch
• Basic understanding of frontend technologies is a plus
• Prefer candidates from the 9x generation.

Why you'll love working here

At Fundiin, we believe in fostering a dynamic work environment that encourages personal and professional growth.

Empowerment and Growth:

• We offer great autonomy, freedom to make decisions, room to take risks and learn from mistakes.
• Get involved from the ground up in creating and developing new products, leading teams, working on innovative projects, and gaining visibility within the industry.

Competitive Benefits:

• Enjoy a robust benefits package, including meaningful ESOP options.
• Access our premium health care program and annual health checkup.
• Receive a budget of 2,400,000 VND per year for professional development.
• Take advantage of device allowances or financing options covering up to 50% of new device purchases.

Engaging Work Environment:

• Participate in our monthly Town Hall meetings and collaborative sharing sessions.
• 15 days of annual leave to recharge and pursue personal interests, plus an extra day for every 3 years of service.
• Join biannual team-building trips for bonding and connections.
• Enjoy free daily drinks and weekly TGIF snacks and beverages.