Senior Backend Kotlin Developer (Fully Remote)

Jobgether; United States; Remote; USD 120,000 - 190,000; Full time

Job summary

Jobgether is seeking a highly skilled Senior Backend Engineer to design, build, and evolve backend for frontend services in Kotlin. You will orchestrate data from multiple microservices to support web and mobile applications, partnering with frontend, mobile, product, and business teams to deliver seamless experiences.

The role requires extensive Kotlin experience (coroutines/Flow) and strong command of Spring Boot or Ktor, plus PostgreSQL, MySQL, Redis, Docker, and CI/CD pipelines.

Qualifications

• Requires extensive hands-on Kotlin experience, including coroutines and Flow.
• Proficiency with Spring Boot or Ktor and microservices architecture.
• Solid experience with PostgreSQL, MySQL, Redis, Docker, and CI/CD pipelines.
• Knowledge of LGPD and technical English proficiency is advantageous.

Responsibilities

• Design, build, and evolve high-performance Backend for Frontend services using Kotlin.
• Orchestrate data from multiple microservices to support web and mobile applications.
• Collaborate with frontend, mobile, product, and business teams to deliver seamless experiences.

Skills

Kotlin

Coroutines & Flow

REST/GraphQL

Spring Boot

Ktor

Microservices

CI/CD

Observability

Technical English

Tools

PostgreSQL

MySQL

Redis

Docker

CI/CD tools

Kafka

Kubernetes

Cloud platforms

Job description

• You will design, build, and evolve high-performance Backend for Frontend services using Kotlin.
• You will orchestrate data from multiple microservices to support web and mobile applications.
• You will collaborate with frontend, mobile, product, and business teams to deliver seamless experiences.

Responsibilities:

• You will define API contracts with REST/GraphQL and optimize performance and latency.
• You will implement resilience patterns and ensure secure, reliable integrations.
• You will conduct code reviews, establish best practices, and mentor fellow developers.

Requirements:

• Extensive hands-on Kotlin experience, including coroutines and Flow.
• Strong proficiency with Spring Boot or Ktor and microservices architecture.
• Solid experience with PostgreSQL, MySQL, Redis, Docker, and CI/CD pipelines.

Nice to have:

• Experience with Kafka, Kubernetes, and cloud platforms.
• Familiarity with GraphQL tools and observability stacks.
• Knowledge of LGPD and technical English proficiency.

Jobgether

This technology partner builds high-performance backend services and digital solutions for web and mobile applications. They foster a collaborative, inclusive culture focused on innovation, professional development, and technical excellence.