- This position is open to candidates located in Colombia or Costa Rica only -
As a Senior Fullstack Engineer, you will leverage agentic development tools (e.g., Claude Code) to automate portions of the software development lifecycle, enabling a stronger focus on architecture, scalability, and complex problem-solving.
You will play a key role in pioneering how AI-driven workflows improve the speed, reliability, and scalability of our
Merchant Portal.
Responsibilities
Technical Leadership & Architecture
- Design and evolve the core platform to support hundreds of thousands of global merchants
- Define and execute technical strategies for complex, large-scale, and ambiguous problems
- Ensure architectural decisions optimize performance, scalability, and maintainability
Agentic Workflows & SDLC Optimization
- Lead adoption of agentic development tools (e.g., Claude Code)
- Automate engineering tasks such as:
- Boilerplate generation
- Refactoring
- Automated testing
- System migrations
- Drive improvements in development velocity and engineering efficiency
Collaboration & Cross-Team Alignment
- Partner with cross-functional teams (Product, Security, Analytics, Business)
- Align scope and execution across teams to deliver cross-functional initiatives
- Collaborate with engineers across the organization to solve shared challenges
Mentorship & Team Development
- Mentor engineers and support their technical growth and career development
- Promote best practices in engineering standards, tooling, and processes
Strategic Execution
- Work closely with Engineering Managers and Team Leads to define and execute the long-term vision
- Contribute to continuous improvement of engineering practices and organizational maturity
Required Experience
- 4+ years of experience as a Fullstack Software Engineer
- Strong understanding of distributed systems and system design trade-offs
- Proven ability to design and deliver scalable backend systems
Technical Skills
- Backend: AWS, gRPC, Kotlin, Python, MySQL, Snowflake, Kubernetes
- Frontend: React, TypeScript, ES6 (modern declarative frameworks)
- Observability: Sentry, Rollbar, Chronosphere, Kibana
Communication & Collaboration
- Excellent written and verbal communication skills
- Experience with asynchronous communication, including:
- Technical specifications
- Architecture Decision Records (ADRs)
- Project plans
Soft Skills
- Strong collaboration with cross-functional stakeholders
- Passion for solving complex problems in multi-team environments
- Proactive mindset toward innovation and continuous improvement
