Skip to content
Search jobs inside your AI agent. Claude, ChatGPT, Claude Code, Codex, Gemini, Cursor and Grok
Connect

11,067 Kotlin jobs

Open roles that use Kotlin for Android and JVM backends.

What is Kotlin? — the glossary entry →

11.1K jobs
Duolingo Backed by Union Square Ventures
16 views 8 hours ago

Senior Software Engineer, Android, Monetization

Open 82d APACSenior 8 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
China
Beijing

Build and refine Android features in Kotlin for Duolingo’s monetization systems, collaborating with product, design, and data teams to optimize subscriptions, ads, and in-app purchases.

Android API Data Science Kotlin Machine Learning
805K – 1.1M CNY
 Sign in to see your match
Duolingo Backed by Union Square Ventures
15 views 8 hours ago

Senior Site Reliability Engineer

Open 58d North AmericaSenior 11 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States
New York, NY, Pittsburgh, PA

Duolingo is hiring a Senior Site Reliability Engineer in Pittsburgh to keep its large-scale distributed systems reliable and scalable. Day to day: supporting core infrastructure, incident response and postmortems, and building automation/tooling using Java/Kotlin/Python/Go and container technologies like Docker and Kubernetes.

Automation Containerization Distributed Systems Docker Java +6 skills
183K – 247K $
 Sign in to see your match
smartsheet
53 views 8 hours ago

Software Engineer (Remote Eligible in Bulgaria)

Open 24d RemoteEurope 6 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
Bulgaria
-REMOTE, BULGARIA-

Remote Software Engineer in Bulgaria joining Smartsheet's Intelligent Work Management platform, contributing across the full development lifecycle — implementing features, building service APIs for millions of users, and improving scalability. Core stack: Java and Go microservices (plus some Kotlin) on AWS with Terraform, and React on the front end.

Agentic AI AI API Automation AWS +19 skills
 Sign in to see your match
Vantari Recruitment Group
9 hours ago

Senior Java Backend Engineer for Secure, High-Performance Systems

New MENASenior
United Arab Emirates

Vantari Recruitment Group is hiring a senior backend engineer in Abu Dhabi to build secure, high-performance cellular communications systems. Day-to-day work centers on designing distributed backend services with Kotlin, Java, Akka, Gradle, GitLab and Docker, using DDD and reactive architecture in agile, CI/CD-driven teams.

Agile CI/CD Docker GitLab Gradle +2 skills
 Sign in to see your match
Vantari Recruitment Group
9 hours ago

Java Backend Engineer

New MENA
United Arab Emirates

Backend engineer (10+ yrs Java/Kotlin) hired via Vantari for an advanced technology client in Abu Dhabi, designing backend software for next-generation cellular and secure communication systems using Akka, reactive/actor-based architectures, DDD, Gradle, GitLab CI/CD, and Docker. Security clearance eligibility is required.

Agile AI CI/CD Docker Domain-Driven Design (DDD) +5 skills
 Sign in to see your match
Plata
158 views 9 hours ago

QA Engineer - Backend (Golang) Senior [Core Banking Systems]

Open 69d RemoteWorldwideSenior 2 questions

The QA Engineer will focus on backend testing for core banking systems, developing automated tests in Go and maintaining testing infrastructure. The role involves both manual and automated testing within a microservices architecture using Kafka and PostgreSQL.

CI/CD Design Patterns Git Go gRPC +10 skills
 Sign in to see your match
Sedna
9 hours ago

Software Engineer - VMS

New Europe 3 questions
Norway
Bergen

Senior Software Engineer Our Tech Stack: About Sedna: Sedna is at the forefront of revolutionising the operating system for shipping. Our AI-powered platform is designed to make global trade more efficient,…

Agile AI API AWS CI/CD +15 skills
 Sign in to see your match
Pedidosya
9 hours ago

Sr Software Engineer Backend

New LATAMSenior
Argentina
Buenos Aires

Senior backend engineer joining PedidosYa's Purchase team within the Payments domain at Latin America's leading delivery and quick-commerce platform. Day to day: designing and building scalable microservices with Java, Kotlin, or Go, backed by MySQL/MongoDB/Redis and running on AWS.

AWS Go Java Kotlin Microservices +3 skills
 Sign in to see your match
Unknown company
9 hours ago

Ведущий Java-разработчик в новый продукт

New Lead

Lead Java/Kotlin developer for a new product at MTS Bank (per the career channel in the URL): building server-side applications in Kotlin, contributing to architectural decisions, and helping evolve the company's technical processes.

Kotlin
BORA
99 views 10 hours ago

iOS Developer (all genders)

Open 53d RemoteEurope
Austria

Builds and ships native iOS apps (BORA App, Joy App) for BORA's kitchen-appliance ecosystem using Swift/SwiftUI and Kotlin Multiplatform, including IoT/BLE integration, code reviews, and coordination of external partners in an agile internal digital team.

CI/CD iOS IoT Kotlin Swift
from 3K € / mo
 Sign in to see your match
teems.it sp. z o.o.
10 hours ago

Senior Backend Developer

New RemoteEuropeSenior
Poland
Kraków

Senior backend developer building cloud-native services in Kotlin/Java with Spring Boot and MongoDB, deployed on AWS/Azure with Docker, Kubernetes, Terraform, and CI/CD, plus some JavaScript/TypeScript work. Remote-first with an option to work from the company's Kraków office.

AI AWS Azure CI/CD Cloud +18 skills
 Sign in to see your match
QAtronic
10 hours ago

Full-stack QA Engineer

New RemoteFull-time

QA engineer owning test strategy, automation, and release sign-off for a data-collection platform spanning a worker mobile app, back office, and backend services — testing financial/payout, consent, and privacy flows; automating REST/gRPC APIs with Postman and Playwright/Cypress/Appium; troubleshooting via Kafka, Grafana, Kibana, and AWS tooling.

AI API API Testing Appium Authentication +23 skills
 Sign in to see your match
Toast
26 views 10 hours ago

Senior Software Engineer – Java Full Stack

Open 125d HybridAPACSenior 4 questions H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
India
Chennai

Build and maintain full-stack Java-based restaurant software using React/Angular frontends and Java/Kotlin/.NET backends in a product-focused team.

AI Angular API AWS CI/CD +15 skills
2.5M – 4M INR
 Sign in to see your match
Coforge
10 hours ago

Mobile Application Developer

New HybridAPACFull-time
India
Bangalore Rural, Bengaluru

Role: Mobile Application Developer Number of Roles: 4 Experience: 2 to 6 years Location: Marathahalli, Bangalore (Only local candidates should apply) Notice Period: Immediate to 20 days ONLY Please share the CV's with…

Agile AWS Azure Cloud C# +8 skills
 Sign in to see your match
Vertrouwelijk
10 hours ago

Backend Engineer

New Europe
Netherlands

Backend engineer at Inner Circle, a screened dating app, building new Kotlin/Spring Boot/GraphQL microservices while gradually migrating off a legacy PHP 8 monolith. Works with MySQL (Aurora), Redis, OpenSearch, RabbitMQ, Kubernetes/EKS, AWS, and uses AI tools like Claude Code daily; Amsterdam-based hybrid role.

Agentic AI AI Aurora AWS Claude Code +16 skills
 Sign in to see your match
Avance Consulting
10 hours ago

Senior Backend Engineer

New EuropeContractSenior
Netherlands

Contract role for a Senior Backend Engineer in the Netherlands: the engineer takes part in the full product development cycle — designing, delivering, and running services in production — using Kotlin/Java (Spring Boot/Cloud), Node/TypeScript (React), vendor-independent cloud systems, Terraform, and microservices/event-driven architectures.

Cloud Event Driven Architecture Infrastructure as Code Java Kotlin +5 skills
 Sign in to see your match
NS
10 hours ago

Senior Backend Developer bij de DSO-team Hecate

New EuropeSenior
Netherlands

Senior backend developer in NS's Donna Service Organization (team Hecate), maintaining and modernizing Donna, the business-critical train-scheduling system for all Dutch rail traffic. DevOps/Scrum work on Kotlin/Java microservices using Spring Boot, OpenShift/Kubernetes, Jenkins and event-driven architecture.

ActiveMQ Argo CD DevOps Domain-Driven Design (DDD) Event Driven Architecture +14 skills
up to 98 € / hr
 Sign in to see your match
Vertrouwelijk
10 hours ago

Senior Software Engineer

New RemoteEuropeSenior
Netherlands

Senior Software Engineer on Stravito's Continuity team, owning the backend services and frontend behind the shared surfaces (search, navigation, onboarding, settings/admin) of its AI platform for consumer insights teams. Full-stack work from data model to API to UI, using Kotlin/Java, AWS and modern CI/CD.

Accessibility AI API Api Design AWS +6 skills
 Sign in to see your match
JAC Recruitment Consultant
10 hours ago

Cloud-Native Full Stack Engineer (AWS & Kubernetes) - 2-Year Contract

New APACContractSenior
Singapore

A senior full stack engineer on a 2-year fixed-term contract in Singapore, modernizing legacy enterprise apps into cloud-native platforms on AWS: building React/TypeScript frontends and Golang/Kotlin backends, containerized with Docker and deployed on EKS, plus IaC, DevOps, security integration and production support.

AWS Cloud Cloud Native DevOps Docker +7 skills
 Sign in to see your match
JAC RECRUITMENT PTE. LTD.
10 hours ago

AWS Cloud-Native Full-Stack Engineer (2-Year Contract)

New APACContract
Singapore

Two-year contract role in Singapore: modernize legacy enterprise apps into cloud-native AWS platforms — building React.js/TypeScript frontends and Golang/Kotlin backends, containerized with Docker on Kubernetes (EKS), using Terraform IaC and CI/CD for production support and reliability.

AWS CI/CD Cloud Cloud Native DevOps +9 skills
 Sign in to see your match