Senior Fullstack Software Engineer

Cheesecake Labs

. Lead client projects from the initial scoping conversation through production .

Posted 11/11/2026contractRemote • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in leading client projects from scoping to delivery, with a strong focus on turning business problems into technical designs and executable specifications for AI agents. Proficient in full-stack development, including JavaScript/TypeScript and Python, while ensuring compliance with relevant laws and standards.

Highest-signal resume keywords

Full-Stack DevelopmentJavaScript/TypeScriptPythonAI Agent ManagementArchitectural Decision-Making

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software DevelopmentTechnical SpecificationProject ManagementDebuggingData AnonymizationVerification of DeliverablesClient CommunicationAgile MethodologiesEnd-to-End DeliveryProblem-Solving

Soft Skills

High AutonomyAdaptabilityEffective CommunicationCollaboration

Tools & Technologies

Claude CodeCursorAI AgentsAutomated Review Loops

Certifications & Qualifications

Valid Business RegistrationCNPJVATEIN

Industry Keywords

Brazil’s LGPDData ComplianceTechnical Trade-OffsClient Objectives

Tech Stack

Tools & technologies

JavaScriptPythonTypeScript

About the role

Key responsibilities & impact

Lead client projects from the initial scoping conversation through production
Follow the Spec-Driven workflow: gather context, specify, plan, implement with AI agents, review, and close the loop
Turn business problems into technical designs and executable, verifiable specs for AI agents
Work with the PM, designer, and squad to define what should be built
Participate in client conversations about objectives, scope, and technical trade-offs
Keep clients updated in writing
Direct agents such as Claude Code, Cursor, or similar tools
Review agent output using automated loops and independently verify architecture and behavior
Make architectural decisions and take ownership of delivery
Deliver, iterate, and document decisions and edge cases in the project context
Use and improve the shared skills, agents, and review-loop harness every day
Follow each client’s AI usage policies
Comply with approved-tool requirements, data anonymization standards, Brazil’s LGPD, and all other applicable laws

Requirements

What you’ll need

Senior-level experience building and delivering real software products end to end
Experience with JavaScript/TypeScript and/or Python
Daily use of AI agents for designing, building, debugging, and research
Ability to turn ambiguity into structured, testable specs
Full-stack mindset, with the ability to work across backend, frontend, AI, and product
Ability to verify deliverables and clearly state what has and has not been verified
High autonomy, low bureaucracy, and adaptability to rapid feedback cycles
Valid business registration in the country of residence (CNPJ, VAT, EIN, or equivalent)
Bank account capable of receiving payments in USD
Ability to issue invoices, tax invoices, or an equivalent document
English proficiency level is not specified in the application form

Benefits

Comp & perks

Hourly payment in USD
100% remote
Flexible allocation based on project availability and fit
Opportunities with varying durations, scopes, and weekly time commitments
Potential for immediate start on some opportunities