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Kunai logo
Kunai

20% of fortune 500 fintech trust Kunai for engineering talent.

Senior Fullstack Engineer, Kotlin/React

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 51-200Since 2001H1B SponsorCompany SiteLinkedIn

Location

Mexico

Posted

89 days ago

Salary

0

Seniority

Senior

Job Description

Senior Fullstack Engineer, Kotlin/React

Kunai

• Design, develop, and maintain secure, high-performance backend services using Kotlin and Spring Boot within a microservices architecture. • Build and enhance modern, responsive user interfaces using React and TypeScript, ensuring accessibility and maintainability. • Develop and maintain RESTful APIs that meet enterprise standards for scalability, reliability, and security. • Deploy, manage, and monitor containerized applications using Amazon ECS (Elastic Container Service). • Leverage core AWS services to design resilient, fault-tolerant cloud infrastructure aligned with enterprise architecture standards. • Design, implement, and optimize relational database solutions using PostgreSQL and/or MySQL, including complex query development and performance tuning. • Follow structured Git-based workflows using GitHub, including feature branching, pull request reviews, and controlled release processes. • Ensure adherence to secure coding standards, compliance requirements, and enterprise governance frameworks. • Identify and resolve system performance issues across application, database, and infrastructure layers. • Participate in architectural reviews and contribute to long-term platform modernization initiatives. • Collaborate with cross-functional stakeholders including product, security, DevOps, and enterprise architecture teams.

Job Requirements

  • 5+ years of experience in fullstack software engineering within complex, enterprise environments.
  • Strong backend development experience using Kotlin.
  • Proven expertise developing production-grade microservices using Spring Boot.
  • Hands-on experience with AWS (Amazon Web Services) and cloud-hosted infrastructure.
  • Experience deploying and managing containerized workloads using Amazon ECS.
  • Strong frontend development experience with React and modern JavaScript.
  • Proficiency in TypeScript to enhance scalability, maintainability, and type safety.
  • Solid understanding of relational database design and advanced SQL (PostgreSQL or MySQL).
  • Experience with Git-based version control and enterprise development workflows using GitHub.
  • Strong understanding of object-oriented design principles, design patterns, and distributed systems.
  • Experience working in regulated or compliance-driven environments is highly preferred.
  • Excellent communication skills and ability to collaborate across large, matrixed organizations.

Benefits

  • Competitive compensation
  • Professional development opportunities
  • Flexible work arrangements

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