Senior Fullstack React Engineer

Gorilla Logic

. Design, build, and maintain scalable customer-facing applications using React and TypeScript .

Posted 10/26/2026full-timeRemote • Colombia, Costa RicaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and building scalable customer-facing applications using React and TypeScript, while effectively collaborating with cross-functional teams to translate complex requirements into actionable technical solutions. Proficient in backend service development with Kotlin and implementing automated testing and performance monitoring strategies.

Highest-signal resume keywords

React Application DevelopmentTypeScript ProficiencyKotlin Backend DevelopmentAutomated Testing ImplementationCross-Functional Team Collaboration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Frontend Component ArchitectureState ManagementAPI DesignData Model DesignService-Oriented ArchitectureDistributed Systems DesignProduction DebuggingPerformance MonitoringIncremental Delivery PlanningTechnical Documentation

Soft Skills

Strong Communication SkillsOwnership of InitiativesAbility to Navigate AmbiguityCollaboration with Distributed TeamsProduct Mindset

Industry Keywords

Customer-Facing ProductsScalabilityAvailabilityMaintainabilityCost EfficiencyOn-Call ResponsibilitiesTechnical TradeoffsMeasurable Business Outcomes

Tech Stack

Tools & technologies

Distributed SystemsKotlinReactReact NativeTypeScript

About the role

Key responsibilities & impact

Design, build, and maintain scalable customer-facing applications using React and TypeScript
Contribute to React Native mobile experiences when needed
Own features and technical initiatives from problem definition and design through development, testing, deployment, and production support
Develop and evolve reliable backend services and APIs using Kotlin
Build experiences that improve merchant and offer discovery, purchasing decisions, and checkout journeys
Translate complex or ambiguous product requirements into clear technical solutions and incremental delivery plans
Collaborate with Product, Design, Analytics, and Engineering teams across multiple technical domains
Design systems with scalability, availability, performance, maintainability, and cost efficiency in mind
Implement automated testing, observability, performance monitoring, and safe deployment strategies
Troubleshoot production issues and participate in on-call responsibilities
Communicate technical decisions, dependencies, risks, tradeoffs, and delivery progress clearly with technical and non-technical stakeholders
Participate in design and code reviews, technical documentation, mentoring, and continuous improvement of engineering practices

Requirements

What you’ll need

Located in Colombia or Costa Rica only
5–8 years of professional software engineering experience
Experience building and operating customer-facing products in production using React
Strong understanding of frontend component architecture, state management, automated testing, performance, and accessibility
Experience designing APIs, data models, asynchronous workflows, and service-to-service integrations
Experience designing service-oriented or distributed systems with scalability, availability, low latency, maintainability, and cost efficiency in mind
Knowledge designing and developing backend services
Experience with automated testing, observability, production debugging, and progressive deployment strategies
Experience supporting and operating production systems, including participation in on-call rotations
Demonstrated ability to take ownership of initiatives across the full software development lifecycle
Strong communication skills and experience collaborating with distributed, cross-functional teams
Ability to work effectively with US-based clients and stakeholders
Strong product mindset with the ability to connect technical decisions to customer experience and measurable business outcomes
Ability to navigate ambiguity, evaluate technical tradeoffs, and turn broad requirements into practical solutions

Benefits

Comp & perks

Remote work
Full-time employment