Sr Backend Engineer

hace 23 horas

Barcelona, Barcelona, España Antai Ventures A tiempo completo

About Us

We're a newly funded B2C FinTech startup on a mission to
democratize private banking
. Our platform combines
AI-driven intelligence
with the expertise of human financial advisors to deliver
holistic, personalized wealth management advisory
— making high-quality financial advice accessible to a wider audience than ever before.

Backed by leading investors in our
Pre-Seed round
, we're building the product foundation that will power a new generation of intelligent financial advisory.

The Opportunity

We're looking for a
Senior Backend Engineer
to join as one of the early technical hires and play a
key role in developing our core advisory engine
— the heart of the product. You'll work hand-in-hand with the Founders to architect, build, and scale systems that are secure, modular, and ready for growth.

This is an opportunity to have
outsized impact
, influence product and technical decisions from day one, and help shape the future of wealth management.

What You'll Do

  • Design and develop scalable, maintainable backend systems to power our AI-human hybrid advisory engine
  • Write clean, well-documented, and testable code following SOLID principles and Domain-Driven Design (DDD) best practices
  • Collaborate in system architecture, service design, and API development
  • Implement robust security, data integrity, and performance strategies in a financial environment
  • Contribute to setting engineering standards and help build a culture of technical excellence
  • Participate in code reviews, technical discussions, and team decision-making

What We're Looking For

  • 5+ years of experience in backend development
    with a strong track record of designing and implementing scalable, maintainable systems
  • Deep understanding of software architecture, system design, and best practices for building reliable, scalable services
  • Proficient in modern backend languages and frameworks— experience is a big plus
  • Ability to write clean, testable code following SOLID principles and Domain-Driven Design (DDD) practices
  • Comfortable working in a fast-paced, collaborative, and product-driven startup environment
  • Excellent communication and problem-solving skills

Bonus Points

  • Experience in FinTech or regulated environments (e.g. banking, insurance, wealth management, etc)
  • Familiarity with AI/ML integrations or recommender systems
  • Knowledge of security and compliance standards in financial services
  • Experience working in early-stage startups or as a founding engineer

What We Offer

  • A front-row seat in a mission-driven FinTech startup reinventing how people manage wealth
  • The chance to build and own systems from the ground up
  • A collaborative, high-trust environment where your voice matters
  • Competitive salary
  • Hybrid office/remote policy

If you're excited about creating technology that empowers people to take control of their financial futures, we'd love to meet you.

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