Senior Full Stack Engineer, Revenue Engine

The Role

As a Senior Software Engineer on the Revenue Engine team, you will build the systems that power CookUnity’s promotional campaigns, payment processing, and other revenue-critical capabilities. This role is focused on developing end-to-end solutions, from system design and implementation to deployment, monitoring, and continuous improvement.

You will work at the intersection of engineering and business impact, partnering closely with Product, Marketing, Finance, and Business Operations to create scalable, reliable systems that support growth and improve the customer experience. This is an opportunity for an experienced engineer who enjoys solving complex technical problems, taking ownership of critical initiatives, and contributing to the evolution of a high-impact revenue platform.

Responsibilities

Design, build, and maintain end-to-end solutions for promotional campaigns, payment processing, and other revenue-related systems

Develop scalable backend services and customer- or internal-facing applications that support core revenue operations

Drive technical design and architecture decisions with a strong focus on scalability, reliability, maintainability, and performance

Partner with Product, Marketing, Finance, and BizOps to translate business goals and operational needs into robust technical solutions

Improve system observability, resilience, and operational excellence across revenue-critical services

Lead projects from discovery and technical planning through implementation, rollout, and post-launch optimization

Contribute to high engineering standards through strong coding practices, code reviews, testing, documentation, and operational ownership

Mentor engineers and help raise the team’s technical bar through thoughtful collaboration and knowledge sharing

Identify opportunities to improve development efficiency, system quality, and long-term platform health through better tooling, automation, and architecture

Minimum Requirements

5+ years of professional software engineering experience

Strong experience building and maintaining production-grade backend systems in complex or high-growth environments

Hands-on experience developing modern frontend applications, ideally with React and TypeScript

Proficiency in Kotlin or Java, TypeScript, and SQL databases

Experience designing and operating distributed systems, service-oriented architectures, and event-driven systems

Proven ability to deliver end-to-end solutions, from requirements and design through implementation and production support

Strong understanding of system reliability, scalability, observability, and performance best practices

Ability to navigate ambiguity, break down complex problems, and drive execution in cross-functional environments

Strong English communication skills, with the ability to collaborate effectively with both technical and non-technical stakeholders

Experience mentoring other engineers and contributing to a strong engineering culture

Support the on-call rotation to help the business run 24/7

Preferred Requirements

Experience in eCommerce, marketplace, fintech, or other transaction-heavy environments

Experience building systems for promotions, pricing, incentives, payments, or other revenue-related domains

Familiarity with orchestration and long-running workflow patterns, including tools such as Temporal

Experience with GraphQL and modern frontend architecture patterns

Learn More About CookUnity

We believe great leadership starts with alignment on vision, values, and ways of working. To give you deeper insight into who we are and what we’re looking for, we invite you to explore: CookUnity's Leadership Principles – The values and behaviors that guide how we operate, collaborate, and scale.

We hope this provides valuable insight into our culture and product vision. If this excites you, we’d love to connect!

Benefits:

💸 Get paid in USD.

🗺 Work remotely: design the life that you want.

⛱ Enjoy 15 business days of vacation each year from the start date.

🎄16 fully paid Argentinean holidays.

🩺 Healthcare Benefit: Monthly stipend to use in your preferred healthcare provider.

🗓️ 5-year Sabbatical: After 5 years with CookUnity, you get a 4-week paid sabbatical.

🐣 Paid family leave.

🕯 Compassionate Leave: 3-5 days each time the need arises.

🧘🏽‍♀️ Customize the benefits that suit your needs! Access a range of perks tailored to you, including learning opportunities, wellness memberships, delivery apps, and more through our comprehensive benefit platform.

🧑‍🏫 Personalized English coach.