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FIVE Validation

Tech Lead

FIVE Validation

. Regularly write code and participate directly in product deliveries and evolution .

Posted 9/24/2026full-timeRemote • BrazilSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates strong full-stack development capabilities with expertise in Java, React, and PostgreSQL, while effectively leading teams and facilitating communication. Proficient in integrating Artificial Intelligence solutions and ensuring high-quality product delivery in a B2B SaaS environment.

Highest-signal resume keywords
Full-Stack DevelopmentJava ProgrammingReact FrameworkPostgreSQL Database ManagementArtificial Intelligence Integration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Full-Stack DevelopmentJava ProgrammingReact FrameworkPostgreSQL Database ManagementArtificial Intelligence ApplicationSoftware ArchitectureAPI DevelopmentCode ReviewCI/CD PracticesVersion Control
Soft Skills
People LeadershipEffective CommunicationMeeting FacilitationProblem SolvingTeam Development
Tools & Technologies
AWSSaaS ApplicationsMulti-Tenant ApplicationsCloud EnvironmentsHigh-Availability Systems
Certifications & Qualifications
University Degree
Industry Keywords
B2B SaaS ProductsRegulated IndustriesLife SciencesGenerative AILLMs

Tech Stack

Tools & technologies
AWSCloudJavaPostgresReactSQL

About the role

Key responsibilities & impact
  • Regularly write code and participate directly in product deliveries and evolution
  • Develop and maintain full-stack solutions, working on the backend with Java and the frontend with React
  • Work with PostgreSQL and SQL, including data modeling, queries, optimization, and performance analysis
  • Develop and integrate Artificial Intelligence-powered features and solutions into the product
  • Participate in decisions regarding architecture, solution design, APIs, security, performance, and scalability
  • Conduct code reviews, solve complex problems, and provide technical guidance to developers
  • Support the CTO in the technical, operational, and people leadership of the Development team
  • Lead meetings, ceremonies, refinement sessions, planning sessions, and alignment meetings with the team and other departments
  • Monitor deliveries, priorities, blockers, risks, and employee development, including 1:1s
  • Act as the CTO’s backup during vacations and absences, ensuring continuity in the department’s decisions and operations

Requirements

What you’ll need
  • Solid experience developing and evolving B2B SaaS products – required
  • Fluent English for spoken and written communication in a professional environment – required
  • Strong full-stack experience, with expertise in Java, React, and PostgreSQL
  • Hands-on experience applying Artificial Intelligence to products or software development
  • Experience as a Tech Lead, Technical Lead, or Senior Developer with effective people leadership responsibilities
  • Genuine passion for programming and a desire to remain hands-on
  • Ability to lead people, facilitate meetings, communicate decisions, and develop the team
  • Knowledge of software architecture, APIs, testing, version control, code review, security, and CI/CD
  • Experience developing features using generative AI, LLMs, or integrations with AI models
  • University degree
  • Experience with multi-tenant applications, cloud environments, and high-availability systems is a plus
  • Experience with AWS, integrations, SSO, and SaaS application security is a plus
  • Experience with products for regulated industries, especially Life Sciences, is a plus
  • Availability to communicate in English, including with native speakers

Benefits

Comp & perks
  • Employment under Brazil’s CLT labor regime, with market-competitive compensation
  • Health insurance with a private room, 100% covered by FIVE
  • Meal/food allowance
  • Life insurance
  • Remote work
  • An autonomous environment with close involvement in product decisions and genuine opportunities for technical leadership
  • The opportunity to continue programming while expanding your leadership, people management, and technology responsibilities
  • Company-provided mobile phone
  • Opportunities for professional advancement
  • Career development plan
  • All necessary work equipment and materials
  • Medical assistance