Senior Full Stack Engineer, Fintech

Lazer is a world-class digital product studio composed of 180+ senior engineers and designers with backgrounds from companies like Apple, Google, Coinbase, and more. With our product experience, we have designed, engineered, and grown products from $0 to $200M in revenue.

Clients seek out our help because we have the talent to deeply understand their needs and provide industry, technical, or product insights that are uniquely valuable to their efforts. Our clients range from early-stage startups and venture studios to recognizable retail brands and exciting enterprises. Some of our notable clients include Google, Shopify, Coinbase, Alchemy, Hinge, OVO, Polymarket, and more.

We are a remote-first organization headquartered in Toronto, Ontario, with employees worldwide. We believe in providing the best experience possible for all Lazerites by fostering a strong community through regular events, company vacations, competitive compensation, unlimited PTO, and more!

Join Lazer and help us solve problems and build the next generation of products!

Who You Are

• 6+ years of professional full-stack software development experience with proven expertise in both backend and frontend systems

• Expert-level proficiency in JavaScript/TypeScript, React, Node.js, and Next.js; Python or Go experience is a strong plus

• Strong command of object-oriented programming principles and clean architecture practices for building maintainable, scalable systems

• Proven track record building fintech products such as payment processors, lending platforms, trading systems, or expense management tools

• Deep understanding of distributed systems concepts including consistency models, fault tolerance, and eventual consistency

• Deep expertise architecting secure systems that handle sensitive financial data

• Domain expertise and understanding of KYC, AML, compliance, and financial regulations

• Proficiency with cloud infrastructure (AWS, GCP, or Azure) and proven consulting/contracting experience with strong client management skills

What You'll Do

• Embed with client teams to advise and guide founders on building scalable fintech products—from payment infrastructure to lending platforms to compliance systems

• Design and develop full-stack fintech applications that prioritize security, regulatory compliance, and transaction integrity

• Architect solutions that connect financial infrastructure securely, including integration with payment processors, banking partners, and compliance services

• Mentor client engineering teams on best practices in secure coding, compliance-first design, and financial system reliability

• Lead technical strategy discussions with fintech founders, managing complex project requirements and regulatory constraints

Nice to Have

• Background in traditional finance, investment banking, or regulated financial services

• Familiarity with data warehouse solutions and analytics for financial systems

• Experience with regulatory technology (RegTech) or compliance automation tools

• Relevant industry certifications (security, compliance, or financial services)

AI in our hiring process
We use AI to help us review and shortlist applications based on job-related criteria. A human hiring manager always makes the call on who moves forward. As a company that builds with AI every day, we're all for candidates using it too — just be upfront about how it helped.

Why Work With Us

• 🚀 Accelerate Your Growth: Work across multiple industries and cutting-edge projects with a team that ships fast.

• 💥 Maximum Impact: Shape the future of the tech industry by helping ambitious projects reach their potential.

• 🏅 True Ownership: Everyone ships code and has real autonomy with minimal meetings.

• 💡 Continuous Learning: Be part of a team of senior engineers and designers who love learning and knowledge sharing.
  

Why This Might Not Be For You

• 🤖 You Resist Modern Tools: We leverage AI and cutting-edge technology to build rapidly and focus our energy on solving the most complex, high-impact challenges for our clients.

• 🏗️ You Crave High Structure: We thrive in an autonomous, fast-moving environment, which means you need to be comfortable with some ambiguity.

• 😴 You Prefer Conventional Careers: Our consulting approach involves varied projects and direct client interaction — it's not for everyone.

• 1️⃣ You Like Staying in One Lane: Our projects require adapting to different tech stacks and modern tooling quickly.

Benefits & Perks

• 🌐 Work From Anywhere: Choose your workspace — all you need is strong wifi and a passion for building!

• 🧘‍♂️ Work / Life Balance: We believe in our team’s ability to have it all; a great career, and time to unplug and live…you know...life.

• 🩺 Employee Care: We provide full benefits (healthcare, dental, vision) for our employees (401k for our US employees)

• 🏖️ Unlimited PTO: Everyone needs a break. Take at least 15 days off a year, and more if you need—just be cool about it and keep the team in mind.

• 🎉 Regular Team Retreat: Join us for a week of team bonding at amazing destinations. Recent trips include the Dominican Republic, Cancun, and Hawaii — plus ones welcome.