Jobs

Our mission at Geniusee is to help businesses thrive through tech partnerships and strengthen the engineering community by sharing knowledge and creating opportunities🌿
Our values are Continuous Growth, Team Synergy, Taking Responsibility, Conscious Openness and Result Driven. We offer a safe, inclusive and productive environment for all team members, and we’re always open to feedback💜 If you want to work from home or work in the offices in Kyiv or Lviv with stable electricity and Wi-Fi , great — apply right now.
 

About the project:
USA
AI document generation and signing

Requirements:

● Proficiency in Kotlin with 3+ years of hands-on experience in backend development;
● Solid understanding of OOP, functional programming, and clean architecture principles;
● Experience with Spring Boot or other Kotlin-compatible frameworks;
● Familiarity with RESTful APIs, JSON, and web service integration;
● Good knowledge of databases: both relational (e.g., PostgreSQL, MySQL) and/or NoSQL (e.g., MongoDB);
● Experience with asynchronous programming and coroutines in Kotlin;
● Basic understanding of CI/CD pipelines, Git, and version control best practices;
● Unit testing and integration testing experience using tools like JUnit, MockK, or similar;
● Experience with Quarkus, Micronaut, Event scheduling;
● Upper-Intermediate English or higher.
 

Responsibilities:

● Develop and maintain scalable, reliable, and maintainable Kotlin-based applications;
● Collaborate with product managers, designers, and other developers to deliver high-quality features;
● Write clean, testable, and efficient code following best practices and coding standards;
● Participate in code reviews, architecture discussions, and contribute to technical decision-making;
● Debug and resolve issues in production and development environments;
● Integrate third-party APIs and services;
● Contribute to the improvement of development processes, tooling, and team productivity;
● Stay up to date with Kotlin ecosystem trends and propose relevant improvements or innovations.
 

Nice to have:
● Experience with Docker, Kubernetes, or cloud platforms (AWS);
● Familiarity with GraphQL;
● Knowledge of Android development is a plus;
● Understanding of microservice architecture.
 

What will you get:
● Competitive salary and good compensation package;
● Exciting, challenging and stable startup projects with a modern stack;
● Corporate English course;
● Ability to practice English and communication skills through permanent interaction with clients from all over the world;
● Professional study compensation, online courses and certifications;
● Career development opportunity, semi-annual and annual salary review process;
● Necessary equipment to perform work tasks;
● VIP medical insurance or sports coverage;
● Informal and friendly atmosphere;
● The ability to focus on your work: a lack of bureaucracy and micromanagement;
● Flexible working hours (start your day between 8:00 and 11:30);
● Team buildings, corporate events;
● Paid vacation (18 working days) and sick leaves;
● Cozy offices in 2 cities ( Kyiv & Lviv ) with electricity and Wi-Fi ( Generator & Starlink);
● Compensation for coworking (except for employees from Kyiv and Lviv);
● Corporate lunch + soft skills clubs;
● Unlimited work from home from anywhere in the world (remote);
● Geniusee has its own charity fund.

Join us in developing a comprehensive multi-enterprise workforce management platform that enables workers and suppliers to manage their global professional profiles across multiple enterprises. The platform streamlines workforce operations and talent acquisition processes, providing users with an integrated suite of tools to enhance collaboration, improve talent sourcing, and optimize workforce management across various industries and regions.

As a fullstack developer, you'll contribute to both the backend services and frontend applications, working on features that directly impact thousands of users across multiple enterprises. You'll be part of a team building a platform that modernises how global workforces connect and collaborate.

Requirements:

• 2+ years of commercial experience in backend software development using Java and Kotlin (the latter is optional, but you have to be ready to work with it)
• Experience as a fullstack developer with a focus on backend development
• Experience working with React, TypeScript, and Apollo Client on the frontend part
• Strong knowledge of the Spring Boot ecosystem and experience working with PostgreSQL and Hibernate/JPA
• Proficiency in GraphQL API development and integration
• Familiarity with the Gradle build system
• Strong understanding of software engineering principles, with practical application in real-world environments
• Ability to create scalable, maintainable, and well-tested software solutions
• Experience with Agile methodologies, including TDD, pair programming, and short release cycles
• Strong aptitude for fast prototyping and the ability to adapt to rapidly changing requirements
• Excellent problem-solving skills and attention to detail

• Great written and spoken English (Upper-intermediate level or higher)

   

Would be a plus:

• Experience working with or integrating GraphQL APIs
• Experience with deployment and configuration management tools like Docker, Terraform, and Kubernetes
• Familiarity with Webpack and modern build tooling
• Familiarity with Styled Components for styling React applications

• A degree in Computer Science or a similar field

   

Responsibilities:

• Analyze, design, build, and test highly resilient and scalable services using Kotlin within the Spring Boot ecosystem
• Implement unit tests for complex logic and acceptance tests for any changes in REST/GraphQL APIs
• Contribute to the development of a rich user interface using React with TypeScript, ensuring seamless integration with backend services via Apollo Client for GraphQL
• Release software multiple times per week through highly integrated CI/CD pipelines
• Deploy applications using Docker, Kubernetes, and manage configurations with Terraform
• Create application telemetry to enable rapid production feedback loops and improve application performance
• Collaborate within an independent, fully empowered feature team (Product Design, Product Management, Engineering, and Systems Engineering). Work with product managers to determine requirements, write design docs, and ensure continuous feedback
• Implement automated unit testing, end-to-end testing, and functional testing to ensure software quality using tools like Jest and React Testing Library

Our client is transforming the way millions of people shop and eat around the world. The Shopping Platform team powers the checkout and cart experiences for all customers. We are in the process of migrating from legacy PHP and Golang services to a modern Cart Service built in Kotlin on the JVM, running in a cloud-native microservices environment. This is a high-impact area where your work will directly influence customer satisfaction and business outcomes.

Responsibilities:

• Lead the migration of existing PHP/Golang components to a new Kotlin-based Cart Service.
• Design, implement, and operate public and internal APIs supporting cart, pricing, promotions, and checkout.
• Ensure low-latency and high-availability service design with strong observability.
• Drive engineering excellence through DDD, TDD/BDD, and clean architecture practices.
• Collaborate closely in a cross-functional squad with product managers, frontend engineers, QA, and data specialists.
• Take full ownership of services, including architecture, development, testing, CI/CD pipelines, deployment, and on-call rotation.
• Mentor other engineers and contribute to technical direction across the Shopping Platform domain.

Skills Required:

• 5+ years of backend engineering experience, with strong expertise in Kotlin (and Java).
• Hands-on experience building microservices at scale, ideally in an e-commerce or high-traffic environment.
• Experience with web frameworks. We use Ktor, but knowledge of other JVM frameworks (e.g., Spring Boot, Dropwizard, Guice) is also relevant. Ability to adapt quickly is valued.
• Solid hands-on experience with relational databases (we use PostgreSQL).
• Proficiency with Docker, Kubernetes, and event streaming platforms such as Kafka.
• Knowledge of caching solutions such as Redis is a plus.
• Familiarity with cloud-native development (we use AWS) is a plus.
• Familiarity with cloud-native development (we use AWS) and IaC (Terraform) is a plus.
• Experience designing and maintaining REST and/or gRPC APIs.
• Strong understanding of distributed systems, resiliency patterns, and performance optimization.
• Solid grasp of CI/CD pipelines (we use GitHub Actions) and automated testing.
• Familiarity with legacy migration/refactoring, preferably PHP or Go services.
• Strong communication and collaboration skills, with the ability to work in autonomous, cross-functional squads.

We are seeking a Senior Kotlin Engineer to join our team and help build and evolve an advanced, global fintech platform. This is an exciting opportunity to work on scalable, event-driven microservices that power financial solutions used by customers around the world.

What You’ll Bring:
- Proven experience in Kotlin back-end development, with a strong focus on microservice-based architectures.
- Expertise in the Spring Framework.
- Practical experience with event-driven messaging systems (e.g., RabbitMQ, Kafka, Axon) and distributed architecture patterns.
- Good understanding of relational database design and optimization.
- Experience with cloud platforms (AWS or GCP).
- Experience with Docker and DevOps practices is highly valued.
- Understanding of Domain-Driven Design is a plus.

Required skills:
React, TypeScript, Kotlin, Spring Boot, AWS.

Experience in the real estate ecosystem is a plus but not mandatory.
Must be open to learning and a good team player.

Project language: English.
Full-time, 100% remote.
Start: November 2025.
Duration: 6 months+ with the potential for extension.

IvorySoft is looking for a Kotlin/Java developer to join our team and work on a long-term project in the real estate and hospitality domain. The product is a well-established New Zealand-based platform that helps homeowners and tenants manage properties and co-living arrangements in a modern and user-friendly way.

🧩 About the Project:
The platform provides tools for managing shared homes, including rent tracking, expense splitting, task management, and legal documentation. It’s already live, actively scaling, and has a growing user base. We are building new features, improving existing ones, and maintaining the stability of the platform.

👀 What we expect from you:

• 2+ years of commercial experience with Kotlin
• Knowledge of Spring Boot 3+, Java 21, and Gradle
• Experience with PostgreSQL, Liquibase, and MyBatis
• Good understanding of REST APIs and backend architecture
• Hands-on experience with Spring Security, Spring Mail 3+, OAuth2
• Experience with AWS services: Cognito, S3, SDK
• Experience with Docker, Docker Compose, and GitLab CI/CD

• English - Intermediate+ (written and spoken)

   

✨ Nice to have:

• Experience with Google Maps API, reCAPTCHA, CloudCheck, FormsByAir

• Familiarity with LocalStack, FreeMarker, MailDev, Jsoup, Detekt, OIDC

   

🚀 Responsibilities:

• Develop new features and maintain existing functionality
• Participate in code reviews and architecture discussions
• Optimize and refactor code for scalability and performance
• Collaborate closely with the product team, designers, and other developers

• Contribute to technical decisions and project growth

   

Job Description

• 7+ years of backend development experience
• Heavy Java or Kotlin experience, along with ORM (Hibernate) & relational database system
• Rolled out and supported an application with significant amount of users in production
• Experience with Docker

Would be a plus to have 

• DevOps experience
• Experience working in a Cloud environment (i.e. Azure)
• Domain Driven Design experience
• Web / Javascript development experience

Job Responsibilities

• Develop new features together with the client teams
• Maintain and improve the Client's backend systems
• Ensure quality, efficiency and security of NuvoAir's backend systems
• Work with the team in scaling Client's systems to accommodate the growing user base all over the globe

Department/Project Description

Our client focuses on complex patients, initially targeting respiratory conditions such as COPD and asthma. The relationship-based clinical service delivers continuous, proactive care by combining best-in-class remote monitoring technology with proprietary biomarkers, deep clinical expertise, and a data-driven infrastructure. NuvoAir’s care teams are designed to work in close collaboration with a partner’s existing care infrastructure to utilize the technology and data to personalize the care of each member.

Client's patient-centric approach also underlies its clinical trials solution. By bringing the trial to the patient’s home can dramatically improve their experience, reducing the burden for both patients and study sites.

Description:
We believe the car is the next great technology platform with the impact to change humanity for generations. We are working on some of the automotive’s most challenging and exciting initiatives, such as mobility, connected cars, and digital services. We’re hiring people who want to solve some of today’s most complex engineering challenges while making a positive impact.

General Information
Location: Sweden. Ideally, Stockholm.
Overlap: 6+ hours with Stockholm.
6 months with the possibility of extending to 12 months.

Project Information
As part of a global team, we are responsible for developing and supporting features within our On Call mobile app

We are a department within a well-known global car brand's Consumer and Enterprise Digital group. Together with global colleagues, we oversee the development of our Connected Car solutions and products for the North American Market. As part of a global team, we are responsible for developing and supporting features within our On Call mobile app for use in our market. We develop on global cloud platforms and integrate services that provide telematics, infotainment services, and value to connected cars. All development is done using Agile/DevOps best practices in a human-centric mindset.

This project is to implement globally created functionality for booking vehicle service, updates, notifications & confirmation of service inside the mobile application.

Lead Full-Stack Engineer will develop and maintain domestically created (localized) functionality within a globally developed mobile application. Acting as a technical SME, the primary focus will be the development and implementation of back-end services to be used by our Mobile app. Provide technical expertise and guidance to peer engineers and developers globally. Working across different organizational layers, including the business & global R&D teams, a commitment to collaborative problem solving, sophisticated design, and creating quality products is essential.

Tasks and Deliverables
• Design and implement backend systems to support locally developed features and functionality within our Mobile app.
• Ensure our services function in a distributed HA system & can scale.
• Develop services with attention to metrics & performance monitoring.
• Develop technical SLA’s for vendors and other resources.
• Assist peer engineers with technical issues as they arise.
• Willingness to participate in various “full-stack” development tasks as needed to meet new or accelerated timelines.

Required Experience
Java, Kotlin, Spring Boot

Operational Tools: GIT/SVN, Jira, Confluence.

Engagement Highlights
Excellent opportunity to work with a renowned global company, known for its great culture.
Full-time and long-term engagement.

Open Positions: 3
Detailed Required Skills: REST APIs, Java, Spring Boot
Job Timezone: Europe/Stockholm
Job Location: Stockholm/Sweden
Work Type: Hybrid (onsite + remote)
Estimated Length: 6-12 months
 

This is a full-time remote role for a Junior/Middle Kotlin/Java Backend Engineer at Fintech project. The role involves day-to-day tasks such as analysing requirements, working on back-end development, API integrations, and mainly programming using Kotlin, Spring Frameworks, RESTful API, PostgreSQL, Apache Kafka, Redis, Git, Github, Docker.

We are looking for a remote generalist senior backend engineer with experience in Java (and preferably Kotlin) to join our early team to build our product from zero to one. Your role will include projects working with other team members including building integrations into enterprise systems, scraping, contributing to systems to allows users to use LLMs to generate sales insights at scale, and scrape, processing & deriving insights from millions of public documents.

You might be a fit if you:

• Are a senior developer with Enterprise B2B SaaS experience or Big data processing experience in the JVM ecosystem and ideally Kotlin.
• Are excited to roll up your sleeves and work in all parts of the backend and have experience working in small teams & startups. Ideally have experience working in a fast-growing startup.
• Ideally experience with the following stack:
  • Kotlin (BE)
  • GCP
  • Google Cloud SQL for PostgreSQL
  • Firebase
  • Python
• Have experience with some of the following (not required):
  • Natural Language Generation
  • Enterprise API integrations
  • Prompt Engineering
  • Large Scale Web Scraping & Parsing

Ми — арбітражна (gambling) команда з досвідом понад 4 роки, що динамічно розвивається. Наші співробітники — наша головна цінність, тому ми створюємо всі умови для кар'єрного зростання, гнучкої роботи та дружньої атмосфери.

Наразі ми шукаємо Korlin/Java Developer developer, щоб разом запускати круті технічні рішення для iGaming-напрямку.

Що ми пропонуємо:

• комфортне розташування офісу;
• обід за рахунок компанії;
• конкурентні умови праці;
• можливість професійного розвитку та навчання за рахунок компанії;
• співпраця з топами ринку, менторство та підтримка;
• розвинену корпоративну культуру: тімбілдинги, майстер-класи, тематичні вечірки, цікаві подарунки, онлайн-ігри, гастровечори та оплата будь-якого спорту.

Завдання, які потрібно виконувати:

• підтримка існуючих проєктів (телеграм боти) та розробка нових (backend для внутрішніх інструментів компанії);
• ведення комунікації з розробниками (користувачами API);
• ведення звітності щодо виконаної роботи (Notion).

Стек технологій:

• Kotlin;
• Spring Boot v3+;
• PostgreSQL, ClickHouse, Redis;
• Docker.

Особисті якості та навички:

• досвід від року і більше;
• комунікабельність і вміння ефективно працювати в команді;
• посидючість та уважність до деталей, здатність знаходити першопричини проблем;
• готовність до постійного навчання та освоєння нових технологій.

Не зволікай — відгукуйся прямо зараз! Стань частиною команди, де твоя думка має вагу, а твоя робота — значення!

Ми — арбітражна (gambling) команда з досвідом понад 4 роки, що динамічно розвивається. Наші співробітники — наша головна цінність, тому ми створюємо всі умови для кар'єрного зростання, гнучкої роботи та дружньої атмосфери.
 

Наразі ми шукаємо Spring Boot Developer (Kotlin) developer, щоб разом запускати круті технічні рішення для iGaming-напрямку.

Що ми пропонуємо:

- комфортне розташування офісу;
- обід за рахунок компанії;
- конкурентні умови праці;
- можливість професійного розвитку та навчання за рахунок компанії;
- співпраця з топами ринку, менторство та підтримка;
- розвинену корпоративну культуру: тімбілдинги, майстер-класи, тематичні вечірки, цікаві подарунки, онлайн-ігри, гастровечори та оплата будь-якого спорту.

Завдання, які потрібно виконувати:

- підтримка існуючих проєктів (телеграм боти) та розробка нових (backend для внутрішніх інструментів компанії);
- ведення комунікації з розробниками (користувачами API);
- ведення звітності щодо виконаної роботи (Notion).

Стек технологій:

- Kotlin;
- Spring Boot v3+;
- PostgreSQL, ClickHouse, Redis;
- Docker.

Особисті якості та навички:

- досвід від року і більше;
- комунікабельність і вміння ефективно працювати в команді;
- посидючість та уважність до деталей, здатність знаходити -першопричини проблем;
- готовність до постійного навчання та освоєння нових технологій.

Не зволікай — відгукуйся прямо зараз, або пиши в ТГ 
Стань частиною команди, де твоя думка має вагу, а твоя робота — значення!

LetyShops — це продуктова тех-компанія, яка створює один із топових кешбек-сервісів у світі. Засновані в Україні ще у 2014 році, ми пройшли шлях від локального стартапу до бренду, якому довіряють 36 мільйонів користувачів у 35+ країнах. І ми не зупиняємось!

Зараз ми шукаємо Middle Backend Engineer, який_а доєднається до команди нашого нового продукту, що зашейпить майбутнє мобільного шопінгу! Це можливість масштабувати новий мобільний продукт, який вже протестували перші 1000 користувачів. Можливість перетворити світовий мобільний шопінг на щось дійсно нове пліч-о-пліч з талановитою командою.

Твої суперсили:

• Маєш 3+ роки досвіду комерційної бекенд розробки
• Володієш однією з мов програмування [Kotlin, Python, TypeScript] і готовий/а заглиблюватись у нові
• Працював_ла з базами даних (PostgreSQL, MongoDB) і добре розумієш принципи зберігання та доступу до даних.
• Маєш досвід роботи з асинхронними чергами (Kafka) та комунікаціями між сервісами (gRPC)
• Комфортно почуваєшся у хмарному середовищі (AWS) і розумієш принципи контейнеризації (Docker, Kubernetes)
• Ти проактивний/а, не боїшся «закатати рукави» та працювати у швидкому середовищі з великою кількістю нетривіальних задачок

• Маєш англійську на рівні B2+

   

Чим ти будеш займатися:

• Підключати магазини до платформи: працювати з парсингом товарів, інтеграцією даних та трекінгом
• Обробляти великі обсяги різних даних — від збору й збереження до обробки й оптимізації
• Робити свій внесок у побудову бекенд-архітектуру для масштабованих і надійних систем
• Співпрацювати з крос-функціональною командою для пошуку оптимальних підходів та покращення продукту і якості системи

Круті бонуси від LetyShops:

• Ми завжди поруч: зберігаємо повну зарплату і місце за мобілізованими колегами, закриваємо половину суми зборів для твоїх близьких та підтримуємо Сили оборони України власними ініціативами.
• Офіційне працевлаштування, щедра відпустка (20 днів відпочинку + лікарняні), медичне страхування
• Комфортна дистанційка + гнучкий графік
• Компенсація навчання: хочеш вчитися? Ми оплатимо половину!
• Ну і, звісно, кешбек — роби покупки та отримуй ще більше вигоди з кешбеком Х2 на letyshops.com 🙂

Наш хайрінг процес:

[знайомство з рекрутеркою → інтро-кол з майбутнім менеджером → технічна співбесіда → співбесіда з VP of Engineering → співбесіда з СЕО → офер 💛]