kotlin developer for business banking

HireHi; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Work from Anywhere

Mentoring

Performance reviews

Educational platforms

Competitive salary

Benefits package

Growth opportunities

Kazakhstan operations

Job summary

Andersen ищет опытного бэкэнд-разработчика для разработки и поддержки микросервисной архитектуры на Kotlin и Java. Вы будете работать над производительностью баз данных, настройкой мониторинга и развёртыванием инфраструктуры в распределённой среде.

Требуется опыт c Spring, PostgreSQL, Kafka, REST API, Docker и Git, знание микросервисов, SOLID и базовых паттернов DDD. Английский Intermediate+. Гибридная/удалённая работа, обширный пакет льгот.

Qualifications

• 3+ лет бэкэнд-разработки.
• Глубокие знания Kotlin/Java, JVM, и Spring Framework.
• Опыт PostgresQL/SQL, Kafka, REST API, Docker и Git.
• Опыт мониторинга: Prometheus, Grafana, Micrometer.
• Опыт проектирования микросервисов и архитектуры, SOLID/GoF/DDD.
• Unit/Integration тестирование: JUnit/Kotest/MockK/Testcontainers, английский Intermediate+.

Responsibilities

• Разработка и поддержка микросервисной архитектуры.
• Оптимизация производительности БД и запросов.
• Настройка мониторинга, логирования и алёртов.
• Управление развёртыванием и инфраструктурой.
• Код-ревью и наставничество коллег.
• Проектирование архитектуры с нуля.

Skills

Kotlin

Java

Multithreading

JVM internals

Spring

PostgreSQL

Kafka

REST APIs

Docker

Git

Prometheus

Grafana

Micrometer

Microservices

DDD basics

JUnit/Kotest/MockK

English (Intermediate+)

Kubernetes

Tools

Testcontainers

Kubernetes

Redis

Job description

Описание:

Andersen is a pre-IPO software development company providing full-cycle services and helping enterprises and mid-sized firms worldwide transform their businesses through digital solutions and innovative technologies. Its expertise spans FinTech, Healthcare, Retail, Telecom, Media & Entertainment, Logistics, Travel & Hospitality, eCommerce, and other industries.

Задачи:

• Develop and maintain a microservices architecture
• Optimize database performance and queries
• Configure monitoring, logging, and alerting
• Handle deployment and infrastructure management
• Conduct code reviews and mentor team members
• Design architecture from scratch

Требования:

• 3+ Years of backend development experience
• Strong proficiency in Kotlin and Java, including Kotlin data classes, sealed classes, extension functions, scope functions, Coroutines & Flow, Java Collections, Generics, and Stream API
• Deep understanding of multithreading and JVM internals, including garbage collection, memory model, and performance tuning
• Extensive hands-on experience with Spring Framework, including Spring Boot, Dependency Injection / IoC, Spring Data, Transaction Management, and Spring AOP
• Advanced knowledge of PostgreSQL and SQL, including query optimization, EXPLAIN ANALYZE, indexing, complex queries, window functions, and CTEs
• Proven production experience with Kafka, including producers, consumers, partitions, and offsets
• Strong expertise in REST API design, including versioning, pagination, and error handling
• Solid practical experience with Docker and advanced Git workflows
• Hands-on experience with Prometheus, Grafana, and Micrometer, including structured logging, correlation IDs, and alerting best practices
• Strong understanding of microservices architecture, including patterns, anti-patterns, high availability, fault tolerance, and scalability
• Good knowledge of software design principles, including SOLID, GoF patterns, and DDD basics
• Experience with unit testing, integration testing, JUnit / Kotest, MockK, and Testcontainers
• English from Intermediate+ level and above
• Nice to have: Liquibase or Flyway, Java 17+ features, Spring WebFlux / Reactive programming, Spring Security, distributed transactions and consistency patterns, database scaling, Redis, Kubernetes, CI/CD pipelines, Jaeger or Zipkin, event-driven architecture, API lifecycle management, contract testing, Camunda BPM or similar platforms, fintech or banking systems

Условия:

• Work from Anywhere principle
• Mentoring and adaptation systems for new employees
• Transparent performance review and assessment systems
• Access to educational platforms, seminars, and practices
• Stable and competitive salary
• Extensive benefits package
• Opportunities for specialist or managerial growth
• The company operates in Kazakhstan