Jobs Java

Банк «Південний» – один із лідерів фінансового ринку України, який займає третє місце у групі українських банків із приватним капіталом за розміром активів. Вже 32 роки «Південний» є надійним фінансовим партнером для для приватних та корпоративних клієнтів.
 

Команда «Південного» – це понад 1700 активних і цілеспрямованих співробітників по всій Україні. Чотири роки поспіль банк входить до рейтингу «50 найкращих роботодавців» за версією журналу Forbes.
 

Зараз ми шукаємо Senior BPM Developer 

Ми пропонуємо:

• Оформлення згідно КЗпП України;
• Нормований графік роботи;
• Конкурентну заробітну плату;
• Додатковий компенсаційний пакет (медичне страхування/вивчення іноземної мови/компенсацію абонементу у спорт зал);
• Корпоративного психолога;
• Можливість кар'єрного росту та розвитку;
• Можливість працювати в стабільній та професійній компанії з дружньою командою.

Що потрібно робити:

• Full-cycle розробка: Проектування, розробка, тестування та впровадження бізнес-процесів у Camunda 8 (Zeebe).
• Orchestration: Розробка логіки взаємодії між мікросервісами через Job Workers та REST сервіси.
• AI Integration: Впровадження AI Agents у бізнес-процеси (наприклад, для автоматичної класифікації звернень, аналізу документів або прийняття рішень на основі LLM через Camunda Connectors).
• Integration: Налаштування та кастомізація Out-of-the-box Connectors (REST, AI Agent, Email, т.ін.) та розробка власних для банківських систем (SOAP/REST).
• Error Handling: Проектування складних стратегій обробки помилок, компенсаційних транзакцій та інцидент-менеджменту.
• Optimization: Аналіз ефективності процесів за допомогою Camunda Optimize та внесення змін для покращення KPI.
   

Для цього знадобиться:

• Досвід роботи в банківському секторі або фінтеху від 3 років.
• Вільне володіння BPMN 2.0 та DMN 1.3.
• Розуміння концепції Idempotency (ідемпотентності) у розподілених системах.
• Досвід написання Unit та Integration тестів для процесів (Zeebe Process Test).
• Розуміння Agile, досвід роботи по методології Kanban

Технічні вимоги:

1. Camunda 8 Expertise

• Глибоке розуміння архітектури Zeebe та відмінностей від Camunda 7.
• Досвід роботи з Web Modeler та Desktop Modeler.
• Вміння працювати з Feel (Friendly Enough Expression Language) для складної логіки в шлюзах (gateways).
• Навички роботи з Camunda Connectors (включаючи AI/ML connectors).

2. Java & Integration

• Досвід розробки на Java 17/23 та Spring Boot,Spring AI;
• Написання ефективних Job Workers (Spring-zeebe);
• Досвід інтеграції з:
  • Messaging: RabbitMQ.
  • APIs: REST, SOAP, gRPC.
  • DBs: Oracle, PostgreSQL, MongoDB, Elasticsearch.

3. AI & Data

• Досвід інтеграції з AI-моделями (OpenAI Compatible, локальні LLM, Ollama) через API.
• Розуміння принципів побудови AI Agents (ReAct, Chain-of-Thought) всередині BPM-процесу.

4. DevOps & Cloud

• Робота з Docker та Kubernetes (Helm charts).
• Розуміння CI/CD процесів (GitLab CI, GitHub Actions).

Якщо вас зацікавила наша пропозиція, надсилайте свій відгук  та дізнавайтесь про деталі.
 

Термін розгляду резюме становить 14 днів. У разі, якщо ви не отримали від нас відповіді, це означає, що зараз ми не можемо запропонувати вам вакансію, але зберегли резюме  до нашої бази, ми зв’яжемось з Вами у разі появи відповідної пропозиції.
 

Дякуємо за проявлений інтерес до нашої вакансії

Ми, американська компанія, Plexsupply, Inc., що входить в топ 200 найбільших продавців на Amazon, шукаємо Java developer (Middle, Middle+). Компанія 20 років займається онлайн продажами на ринку США та для свого користування розробляє унікальну інтеграційну систему обліку та обробки даних.
 

Ми очікуємо від вас:

• Досвід роботи мінімум 4 роки Java developer.
• Досвід на комерційних проектах обов’язковий.
• Знання Java 17, Hibernate, JPA, Spring, Stripes, JSTL, JSP, XML, MySQL, Quartz, Tomcat, сокети, JSON, JUnit, багатопоточність, data-mining, JIRA
• Середовище розробки Idea.
• CVS — Git, Bitbucket.
• Linux — базові навички.
• HTML, JS, CSS, jQuery, AJAX — достатньо базового рівня.
• Готовність працювати з Тайм трекером (ManicTime).
• Готовність виконати Тестове завдання.
• Рівень англійської мови B1 або вище.
   

Ваші обов’язки:

• Написання коду та тестів до нього.
• Інтеграція сервера зі сторонніми API (XML, JSON, EDI), клієнт-сервер.
• Удосконалення існуючої системи інтеграції різних API.
• Робота з файлами, даними та їх обробка.
• Необхідно швидко розумітися на чужому коді.
• Вітається досвід участі у побудові архітектури проектів та додатків.
   

Компанія пропонує:

• Віддалений формат роботи
• Графік роботи: Пн-Пт з 16:00−01:00 (Київ) так як головний офіс знаходиться в New Jersey USA.
• Заробітна плата в USD
• Оплачувана відпустка від 15 днів на рік.
• Можливість працювати в міжнародній компанії.
   

Якщо зацікавила вакансія та можливість розвиватись в міжнародній компанії з крутими спеціалістами і людьми, чекаю ваше резюме із зазначенням рівня очікуваної з/п!

Привіт!
 

Ми в UpUp шукаємо Backend Developer (Middle / Middle+) у команду, яка працює з американською продуктовою компанією, яка понад 8 років створює рішення для малого ритейлу в США — POS-системи, платіжні інтеграції, аналітику, loyalty-інструменти, репортинг, дискаунти та інше.

Ми шукаємо розробника, який готовий брати відповідальність за частини системи, занурюватися в продукт і разом з командою рухати його вперед.

У нас невелика інженерна команда, тому розробники беруть участь не тільки в реалізації задач, а й у технічних рішеннях, архітектурі та плануванні нових фіч.

Що ти будеш робити

• Розробляти та підтримувати backend-сервіси на Spring Boot (Java / Kotlin)
• Проєктувати та розвивати REST API для web та mobile застосунків
• Працювати з PostgreSQL / MySQL: проєктування схем, оптимізація запитів
• Брати участь у технічному дизайні фіч та архітектурних обговореннях
• Інтегрувати backend з frontend та mobile застосунками
• Працювати з інфраструктурою в AWS разом з DevOps командою
• Брати відповідальність за окремі модулі або сервіси системи
• Покращувати стабільність, продуктивність та архітектуру бекенду

Що ми очікуємо

• 3+ роки комерційного досвіду у backend-розробці
• Впевнене знання Java та Kotlin
• Досвід роботи з Spring Boot
• Хороший досвід роботи з SQL базами даних (PostgreSQL / MySQL)
• Розуміння принципів побудови REST API
• Досвід роботи з AI
• Вміння самостійно розбиратися в задачах і доводити їх до результату


Важливо для нас

• відповідальність за свою роботу і результат
• бажання занурюватися в продукт, а не тільки виконувати задачі
• вміння пропонувати технічні рішення
• комфортна робота в команді та технічних обговореннях

Буде плюсом

• Базове розуміння або досвід роботи з frontend чи mobile технологіями (React, Angular, Android)
• Досвід роботи з POS або payment-related системами

Формат роботи

• віддалена робота
• робота з реальними продуктами для ринку США
• невелика команда, швидкі рішення, мінімум бюрократії
 

Якщо тобі цікаво працювати з продуктовими системами, брати відповідальність за частини бекенду і впливати на розвиток продукту — надсилай резюме, будемо раді познайомитися.

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries. 

About the Product: 
Over the past few years Coro has received $175M in funding and is one of the fastest growing Cybersecurity companies in the world. The funding is primarily being used to enhance the Coro Cybersecurity SaaS platform and for additional headcount growth, as Coro continues to expand globally.   

Coro started in Tel-Aviv, Israel and is also headquartered in Chicago, IL with additional offices in New York, London, and remotely across the globe. As a global organization, Coro gives you the ability to work with people and teammates from around the world. 

Coro’s AI enabled Modular Cybersecurity Platform is the only one in the industry specifically designed to provide Mid-Market customers with scalable and affordable “enterprise grade” protection for all of their priority threat vectors. 

About the Role: 

This is a hands-on leadership role for a Backend Team Lead who will guide a team of backend engineers while staying directly involved in coding, architecture, and delivery. You will work on core backend systems behind Coro’s cybersecurity platform, building and scaling high-load services that process large volumes of security and telemetry data in real time.

These systems are responsible for collecting, processing, and analyzing data from multiple sources, including endpoints, cloud environments, and product integrations. They support critical product capabilities such as threat detection, security analytics, anomaly identification, and automated response workflows, making this a mission-critical leadership role at the core of Coro’s product.

If you are looking for a role where you can combine leadership with technical ownership, shape team culture, and build highly scalable backend services for a fast-growing global cybersecurity platform, this is the role for you

Key Responsibilities: 

• Lead a team of highly skilled and passionate developers
• Partner with the Product Manager to build the road-map for the team
• Understand the team objectives and key results and make sure that the team are on the path to achieving them
• Participate in making decisions on the architecture and technologies
• Conduct the team ceremonies: Daily stand-ups, sprint planning and retro meetings
• Help create and enforce strong engineering standards, code quality, and best Engineering practices
• Take an active part in the implementation (hands-on) of the team's various services and features

• Help your team members grow by mentoring them, building their growth plan with them and enable them opportunities to implement it.

   

Required Competence and Skills:

• 6+ years of backend/server-side development with Java
• 2+ years of proven experience leading an engineering team 
• Strong hands-on experience with Spring Framework and MongoDB
• Deep understanding of multithreading and concurrency
• Solid knowledge of OOP concepts and design patterns
• Proven experience with microservices architecture
• Experience working with high-load backend systems
• Proficiency in cloud-native environments (preferably AWS)

Nice to have:

• Experience with Redis and RabbitMQ
• Experience with Elasticsearch/OpenSearch 
• Familiarity with Docker / Kubernetes
• Experience in Cybersecurity domain 

Why Us?

- We provide 20 days of vacation leave per calendar year (plus official national holidays of a country you are based in).

- We provide full accounting and legal support in all countries we operate.

- We utilize a fully remote work model with a powerful workstation and co-working space in case you need it.

- We offer a highly competitive package with yearly performance and compensation reviews.

Our client is a fast-growing digital platform that transforms how organizations manage complex financial workflows and user roles across multiple tiers. We’re looking for a skilled and proactive Junior Java developer to join a lean and agile engineering team working on a modern, modular, performance-optimized web application. The ideal candidate will be able to contribute to feature development, work proactively, and maintain a steady development pace.
 

You will be joining a project that combines user-centric dashboards, secure document flows, automated validation systems, visual analytics, and flexible admin tools — all designed to simplify interaction between companies, consultants, and regulatory bodies.

Responsibilities

• Develop and maintain Java backend services and APIs, ensuring smooth integration with the frontend of a complex web platform.
• Provide accurate project estimations and adhere to them
• Maintain high code quality through testing, peer reviews, and documentation
• Communicate clearly and effectively with team members.

Requirements

• 0.5+ years of proven relevant experience in building complex enterprise applications and/or microservices platforms using modern AI tools
• Good knowledge of de-facto standard Java stack technologies, frameworks, their drawbacks, workarounds, and best practices
• Confident knowledge of Core Java, Spring Framework, Spring Boot, Spring Security, Spring Data, JPA/Hibernate, OOP, and basic design principles.
• Solid understanding of Computer Science fundamentals (Data Structures, Algorithms, DB normalization, Concurrency, etc.)
• Strong analytical and problem-solving skills, with the ability to tackle typical development challenges while maintaining attention to detail
• Confident written communication skills in English, with the ability to explain complex technical concepts in simple words to non-technical stakeholders
• Demonstrated ability to thrive in competitive environments, consistently seeking professional growth and ready to tackle challenging tasks with confidence and enthusiasm
• Ability to work independently and maintain a good vibe in a team
• Ability to debug, refactor, and test your code

Nice to Have

• Knowledge of message brokers (Kafka, RabbitMQ, NATS) and asynchronous processing.
• Experience with Kubernetes, Linux administration, AWS.

We look forward to your application!

Ajax Systems, an international tech company and the largest manufacturer of security systems in Europe.
We are looking for a new team member to join our System devisions as a Senior Java Developer.

The System Division is responsible for building and developing the Ajax software ecosystem. The team develops and maintains OS Malevich and the Video Management System, builds scalable cloud infrastructure, and creates client applications for multiple platforms, ensuring that all system components work together as a unified ecosystem.

The division works with Java, Kotlin, Swift, C, C++, and Python. It includes embedded, cloud, mobile, and desktop engineers who ensure the stable operation of Ajax as a single digital platform.


Required Experience:

• Java: 5+ years of professional backend development in enterprise environment
• Kotlin: Knowledge and practical work experience
• Java Concurrency: Strong understanding and practical application experience

Architecture & Design:

• Understanding of SOA, microservice, and event-driven architecture
• Cloud development principles with practical AWS experience
• Ability to scale and ensure high availability of loaded systems
  
   

Technologies & Tools
Required:

• MongoDB, NATS
• Enterprise-grade stack (messaging brokers, in-memory storages, NoSQL, key-value databases)
• Docker and Kubernetes (containerized applications)
• Git, Gradle, Jenkins
  
   

Nice to Have:

• Redis, Netty, Akka, gRPC, Project Reactor

We offer:

• The opportunity to suggest and implement your own ideas that directly influence the product and its mass production
• A place in a fast-growing company with a motivated and professional team
• Competitive salary
• Medical insurance
• English classes
• The opportunity to participate in Ajax’s internal beta-testing program for security systems
• Discounts from partner companies
• Discounts on Ajax products
   

Ajax Systems is a Ukrainian success story that has grown into a global product. Ajax devices are trusted by more than 4.5 million end users and 330,000 PRO users in over 180 countries. The company provides comprehensive solutions to protect residential and commercial properties of all sizes. Today, Ajax portfolio includes 280 devices for intrusion protection, video surveillance, fire safety, and comfort and automation.

Delasport — Implementing Technological Solutions Here and Now

Delasport is an iGaming software company providing Sports Betting & Online Casino software and turnkey B2B solutions. Since 2010, we have made a significant impact on the industry, earning awards and expanding our global presence. With offices in Bulgaria, Ukraine, and Malta, our team of more than 500 experts continues to drive innovation and strive for excellence. We are looking for top talent to join our R&D center in Kyiv.

The Product Launch team is built for people who don’t just maintain systems but create them. We take products from zero to hero, and scale them until they’re strong enough to be handed over to core teams. No legacy constraints. No endless support cycles. Just greenfield builds, modern tech, and real ownership from day one.

We move fast, think lean, and execute with focus, one product at a time, full commitment, full impact. Every sprint matter, every decision ship value. This is not a support team. It’s a build-from-scratch engine for products that matter, because every hero needs a superhero.

RESPONSIBILITIES

• Design and build backend services and APIs from the ground up — powering brand-new products from initial concept to production
• Own technical decisions early in the product lifecycle, shaping architecture, data models, and service boundaries without legacy constraints
• Develop scalable, high-performance systems using modern Java technologies, designed to evolve quickly as products gain traction
• Work closely with product, design, and frontend teams to define and deliver features — contributing to what gets built, not just how
• Move fast and ship often — iterating on real user feedback and continuously improving the product as it grows
• Lay the foundation for long-term scalability and reliability, ensuring each product is ready to be handed over to core teams
• Drive engineering excellence through clean design, pragmatic decisions, and high-quality code, even under fast-paced delivery cycles
• Support and mentor teammates through hands-on collaboration, helping raise the bar while building impactful products together
•  

REQUIREMENTS

• 5+ years of backend development experience with strong expertise in Java and object-oriented design
• Solid knowledge of design patterns, system architecture, and scalability principles
• Hands-on experience with databases (SQL/NoSQL) and message-driven systems (e.g., Kafka, RabbitMQ)
• Familiar with containerization and orchestration (Kubernetes, Docker)
• Comfortable with automated testing (unit, integration, performance)
• Proven track record building and supporting production-grade, high-load systems
• Thrive in a dynamic, fast-changing environment with shifting priorities
• Strong communicator with a proactive, ownership-driven mindset.

• At least Upper-Intermediate English level

   

WHAT WE CAN OFFER YOU

• Modern office in Podil with an uninterruptible power supply and the Internet
• Personal time off (21 business days of paid vacation, paid days on special occasions, sick leaves, emergency days off)
• Public holidays
• Health and life insurance with our broker, available starting from the month following the employee’s start date with the company
• Modern technical equipment
• English courses with native speakers
• Ukraine-based educational programs
• Sports activities reimbursement
• Corporate entertainments
• Happy hours on Fridays
• Gig contract support

Company Description

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a global leader, and create technology that helps our clients further enhance their business. We are a values-driven organization and our culture of Relentless Performance has enabled over 99% of Miratech's engagements to succeed by meeting or exceeding our scope, schedule, and/or budget objectives since our inception in 1989. 
Miratech has coverage across 5 continents and operates in over 25 countries around the world. Miratech retains nearly 1000 full-time professionals, and our annual growth rate exceeds 25%.

Job Description

We are looking to hire a Senior Java Developer who will take part in development and maintenance services for customized software solutions for large European customer, a provider of innovative software solutions for the public sector.
The client is a technology service provider specializing in digital solutions for public sector organizations. The company focuses on developing secure, scalable platforms that support administrative processes, data management, and digital transformation initiatives.

The project includes software application development in the tax administration domain. The system under development is the tax administration system that covers taxation processes in one of the European countries. This is the complex system that covers the full life-cycle of tax declarations processing and tax calculations and assessments that included integration with multiple external systems. The project team consist of 20+ people.

Responsibilities:

• Implement software components according to the design specifications
• Perform system integration and testing, problem troubleshooting, and resolution
• Perform unit testing of software components
• Participate in estimating project efforts and delivery timelines
• Proactively collaborate with teammates and communicate with the Project Stakeholders to ensure that the Project efforts proceed efficiently and with predictability
• Provide technical input into product roadmaps
• Participate in triage activities (incident analysis and prioritization)

• Support and optimize CI/CD processes

   

Project Tech Stack 
Backend (Java): Spring, Quarkus. Frontend: Angular (latest versions)
Data & Integration: PostgreSQL,RESTEasy, Hibernate / Panache, Kafka
Architecture, DevOps & Tools: Microservices, Maven, Flyway, Docker, Kubernetes, GitLab, Jira, ArgoCD, Grafana

Qualifications

• 6+ years of experience in Java development
• Strong experience with Spring Framework, Quarkus
• Understanding of microservices architecture and containers (Docker/Kubernetes)
• Experience with relational databases (PostgreSQL or other RDBMS)
• Experience with REST/SOAP integrations and messaging (Kafka, ActiveMQ)
• Good understanding of testing principles

• Ability to communicate confidently in English

   

Additional Information

We offer:

• Culture of Relentless Performance: join an unstoppable technology development team with a 99% project success rate and more than 30% year-over-year revenue growth.
• Competitive Pay and Benefits: enjoy a comprehensive compensation and benefits package, including health insurance, and a relocation program.
• Work From Anywhere Culture: make the most of the flexibility that comes with remote work.
• Growth Mindset: reap the benefits of a range of professional development opportunities, including certification programs, mentorship and talent investment programs, internal mobility and internship opportunities.
• Global Impact: collaborate on impactful projects for top global clients and shape the future of industries.
• Welcoming Multicultural Environment: be a part of a dynamic, global team and thrive in an inclusive and supportive work environment with open communication and regular team-building company social events.

• Social Sustainability Values: join our sustainable business practices focused on five pillars, including IT education, community empowerment, fair operating practices, environmental sustainability, and gender equality.

   

* Miratech is an equal opportunity employer and does not discriminate against any employee or applicant for employment on the basis of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity, or any other protected status under applicable law.

We are looking for an experienced Senior Backend Engineer to join a fast-growing product company and help build scalable backend services, core platform capabilities, and new product features used by customers worldwide.

As part of a highly collaborative engineering team, you will take ownership of backend solutions from design to production, contribute to architectural decisions, and help ensure the reliability and performance of mission-critical systems.

Responsibilities

• Design, develop, and maintain backend services and APIs using Java.
• Build and deliver end-to-end features and new platform capabilities.
• Collaborate closely with product managers and engineering teams.
• Participate in architectural discussions and technical decision-making.
• Ensure service reliability, scalability, and performance.
• Participate in on-call rotations and production support activities.
• Contribute to engineering best practices, knowledge sharing, and continuous improvement.

Requirements

• 5+ years of hands-on experience in Java backend development.
• Strong experience with relational databases and SQL.
• Experience designing and developing RESTful APIs and web services.
• Solid understanding of Linux-based environments.
• Experience working in Agile development teams.
• Passion for writing clean, maintainable, and reusable code.
• Self-motivated, proactive, and results-driven mindset.
• B.Sc. in Computer Science or equivalent practical experience.

Nice to Have

• Experience with microservices architecture and distributed systems.
• Experience building and scaling highly available applications.
• Hands-on experience with caching technologies such as Redis or Memcached.
• Experience with messaging systems (RabbitMQ or similar).
• Familiarity with reactive frameworks such as Spring WebFlux or RxJava.
• Experience with Kafka, Spark, or other streaming/data-processing platforms.
• Experience with parser generators such as ANTLR or JavaCC.

We are helping our partner — a fast-growing product company in the iGaming space — find a Middle Java Developer to join their backend team.

This is a product environment where backend engineering directly impacts platform stability, scalability, and business growth.

You won’t just “close tickets.” You’ll work on real systems, real architecture, and real technical challenges.

What this role is really about

You’ll be working on a high-load platform where:

• systems process real-time events;
• performance and reliability matter daily;
• backend services must scale under heavy load;
• technical decisions affect the whole product ecosystem.

The team builds and develops services end-to-end, with a strong engineering mindset and ownership culture.

What you’ll be doing

• Develop and improve backend services.
• Work with microservices architecture.
• Participate in technical discussions and solution design.
• Solve performance and scalability challenges.
• Collaborate closely with developers, QA, and product teams.
• Support and improve existing services while building new functionality.
• Take ownership of your work and engineering decisions.

What we’re looking for

• 3+ years of commercial experience with Java.
• Strong practical experience with:
  • Spring Boot;
  • PostgreSQL;
  • Kafka or similar messaging systems.
• Experience working with microservices.
• Good understanding of distributed systems principles.
• Experience with SQL and NoSQL databases.
• Experience with AWS or Kubernetes will be a plus.
• gRPC — nice to have.

But more importantly:

• You think beyond tasks.
• You can explain your technical decisions.
• You are proactive and structured in your work.
• You care about quality, not only delivery speed.

What you get

• Product company environment (not outsourcing).
• Real impact on the product and technical decisions.
• Strong engineering team and mature processes.
• Complex backend challenges and high-load systems.
• Remote work format.
• Fast-growing iGaming product with global scale opportunities.

Are you interested in working with cutting-edge technologies and developing high-performance applications capable of handling over 2 million data queries per second? If so, we have the perfect job for you at LoopMe! 

We are a team of skilled engineers who develop and maintain real-time bidding platforms for global advertisers. As part of our team, you will work alongside other talented engineers on a daily basis, using technologies such as Java, Postgres, Clickhouse, Kafka, and others to scale performance, optimize cloud infrastructure, and create innovative features for our various product lines. At LoopMe, we follow Agile methodology to deliver features rapidly to the market. 

Join us and be a part of our mission to push the boundaries of what is possible in the advertising industry!
 

What we need

We are looking for a Senior Java Backend Engineer to help build out our high-load ad serving system, capable of handling over 2M requests/second under 50ms response time.
 

What you'll be doing

• Developing features and performance optimisation for our Java ad-serving application
• Implementing complex targeting algorithms developed by our data science team into the core ad-serving flow
• Implementing backend for BI ad-hoc queries
   

Must have skills

• Java 17+ (Spring Boot, Gradle)
• REST API design and implementation
• SQL (PostgreSQL) + experience with schema migrations
• Experience with microservices architecture
• Production experience with GCP or similar cloud platform

Strong testing practices (unit + integration

Nice-to-have

• GraphQL (consumer or provider side)
• OpenRTB / ad tech domain knowledge
• Kubernetes / GKE
• Experience with event-driven systems
• AI/agentic coding tools (Claude Code, Copilot)

Soft skills

• Can operate independently on ambiguous problems
• Comfortable working with a distributed team (Ukraine, Poland, UK)
• Willing to mentor mid-level BE devs

Benefits:
 

• Competitive compensation package
• Flexible working schedule and the hybrid type of work
• Annual performance bonus (up to 10%)
• One month of workation (you can work from any part of the world for one month)

To all recruitment agencies: LoopMe does not accept agency resumes. Please do not forward resumes to our jobs career page, LoopMe employees or any other company location. LoopMe is not responsible for any fees related to unsolicited resumes.

A global marketplace for savings and investments, providing users with seamless access to high-yield savings accounts and investment options from over 400 partner banks worldwide. The platform removes geographic barriers while ensuring transparency, convenience, and competitive rates. For banks, it delivers cost-efficient deposit funding and innovative Banking-as-a-Service solutions. The team is responsible for the integration of transaction accounts, hosted via our servicing banks, into the Raisin platform. They ensure smooth funding across all products, correctly routing incoming and outgoing payments to their intended destinations. The team consists of 10 members working collaboratively in a cross-functional setup.

Responsibilities:

• Deliver core services and high-quality solutions for a large-scale online platform and its banking systems.
•  Integrate externally developed components into existing applications.
• Define standards, share best practices, and contribute to continuous learning within the team.
• Perform software engineering tasks with a strong focus on quality and support teammates in maintaining the same standards.
• Conduct thorough code reviews, covering best practices, business rules, performance, security, and impact on other features/projects, always providing constructive and respectful feedback.
• Collaborate within the team to negotiate and document software development standards and practices.
• Research and propose multiple technical solutions whenever possible.
• Take end-to-end ownership of project delivery within the team.
• Maintain and manage technical documentation and address technical debt proactively.
• Participate in the hiring process through tech-fit interviews and technical challenge evaluations.

Requirements:

• 6+ years of overall software development experience.
• Minimum 5 years of experience with Java and Spring Boot.
• Strong understanding and hands-on application of design patterns.
• Practical experience with testing practices (unit, integration) using tools such as JUnit, Mockito, TestContainers.
• 4+ years of experience with AWS Services, Kubernetes, event-driven architectures (Kafka or ActiveMQ), Spring Boot, SQL, and NoSQL.
• Excellent communication skills with the ability to articulate challenges and solutions clearly.
• Proven team player who collaborates effectively and supports shared goals.
• Strong critical thinking and problem-solving skills, with the ability to analyze production issues and design robust solutions (highly desirable).
• Proactive in supporting teammates and driving technical improvements (strongly preferred).
• High responsibility when working with payments, as this is a critical, core functionality for the company.

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries. 

About the Product:

Over the past few years Coro has received $275M in funding and is one of the fastest growing Cybersecurity companies in the world. The funding is primarily being used to enhance the Coro Cybersecurity SaaS platform and for additional headcount growth, as Coro continues to expand globally.   

Coro started in Tel-Aviv, Israel and is also headquartered in Chicago, IL with additional offices in New York, London, and remotely across the globe. As a global organization, Coro gives you the ability to work with people and teammates from around the world. 

Coro’s AI enabled Modular Cybersecurity Platform is the only one in the industry specifically designed to provide Mid-Market customers with scalable and affordable “enterprise grade” protection for all of their priority threat vectors. 

About the Role:

This is a hands-on leadership role for a Backend Team Lead who will guide a team of backend engineers while staying directly involved in coding, architecture, and delivery. You will work on core backend systems behind Coro’s cybersecurity platform, building and scaling high-load services that process large volumes of security and telemetry data in real time.

These systems are responsible for collecting, processing, and analyzing data from multiple sources, including endpoints, cloud environments, and product integrations. They support critical product capabilities such as threat detection, security analytics, anomaly identification, and automated response workflows, making this a mission-critical leadership role at the core of Coro’s product.

If you are looking for a role where you can combine leadership with technical ownership, shape team culture, and build highly scalable backend services for a fast-growing global cybersecurity platform, this is the role for you

Key Responsibilities:

• Lead a team of highly skilled and passionate developers
• Partner with the Product Manager to build the road-map for the team
• Understand the team objectives and key results and make sure that the team are on the path to achieving them
• Participate in making decisions on the architecture and technologies
• Conduct the team ceremonies: Daily stand-ups, sprint planning and retro meetings
• Help create and enforce strong engineering standards, code quality, and best Engineering practices
• Take an active part in the implementation (hands-on) of the team’s various services and features
• Help your team members grow by mentoring them, building their growth plan with them and enable them opportunities to implement it

Required Competence and Skills:

• 6+ years of backend/server-side development with Java
• 2+ years of proven experience leading an engineering team 
• Strong hands-on experience with Spring Framework and MongoDB
• Deep understanding of multithreading and concurrency
• Solid knowledge of OOP concepts and design patterns
• Proven experience with microservices architecture
• Experience working with high-load backend systems
• Proficiency in cloud-native environments (preferably AWS)

Nice to have:

• Experience with Redis and RabbitMQ
• Experience with Elasticsearch/OpenSearch 
• Familiarity with Docker / Kubernetes
• Experience in Cybersecurity domain 

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries. 

About the Product:

The company is building an AI-driven cybersecurity SaaS platform designed to help businesses protect their digital environments through a unified and modular approach. Its solution integrates multiple layers of security, including endpoint protection, cloud monitoring, data security, and user activity analysis, all managed within a single ecosystem. With a focus on mid-sized organizations, the platform delivers scalable, enterprise-grade protection while remaining cost-effective and easy to deploy. 

Backed by significant investment, the company is rapidly expanding its global footprint and growing a distributed international team. By leveraging advanced machine learning and real-time analytics, it enables organizations to streamline security operations, automate threat detection, and respond to incidents more efficiently. 

About the Role:

This is a hands-on leadership role for a Backend Team Lead who will guide a team of backend engineers while staying directly involved in coding, architecture, and delivery. You will work on core backend systems behind Coro’s cybersecurity platform, building and scaling high-load services that process large volumes of security and telemetry data in real time.

These systems are responsible for collecting, processing, and analyzing data from multiple sources, including endpoints, cloud environments, and product integrations. They support critical product capabilities such as threat detection, security analytics, anomaly identification, and automated response workflows, making this a mission-critical leadership role at the core of Coro’s product.

If you are looking for a role where you can combine leadership with technical ownership, shape team culture, and build highly scalable backend services for a fast-growing global cybersecurity platform, this is the role for you

Key Responsibilities:
 

• Lead a team of highly skilled and passionate developers
• Partner with the Product Manager to build the road-map for the team
• Understand the team objectives and key results and make sure that the team are on the path to achieving them
• Participate in making decisions on the architecture and technologies
• Conduct the team ceremonies: Daily stand-ups, sprint planning and retro meetings
• Help create and enforce strong engineering standards, code quality, and best Engineering practices
• Take an active part in the implementation (hands-on) of the team’s various services and features
• Help your team members grow by mentoring them, building their growth plan with them and enable them opportunities to implement it

Required Competence and Skills:

• 6+ years of backend/server-side development with Java
• 2+ years of proven experience leading an engineering team 
• Strong hands-on experience with Spring Framework and MongoDB
• Deep understanding of multithreading and concurrency
• Solid knowledge of OOP concepts and design patterns
• Proven experience with microservices architecture
• Experience working with high-load backend systems
• Proficiency in cloud-native environments (preferably AWS)

Nice to have:
 

• Experience with Redis and RabbitMQ
• Experience with Elasticsearch/OpenSearch 
• Familiarity with Docker / Kubernetes
• Experience in Cybersecurity domain 

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries. 

About the Product: 

The company is building an AI-driven cybersecurity SaaS platform designed to help businesses protect their digital environments through a unified and modular approach. Its solution integrates multiple layers of security, including endpoint protection, cloud monitoring, data security, and user activity analysis, all managed within a single ecosystem. With a focus on mid-sized organizations, the platform delivers scalable, enterprise-grade protection while remaining cost-effective and easy to deploy. 

Backed by significant investment, the company is rapidly expanding its global footprint and growing a distributed international team. By leveraging advanced machine learning and real-time analytics, it enables organizations to streamline security operations, automate threat detection, and respond to incidents more efficiently.

About the Role: 

This is a hands-on leadership role for a Backend Team Lead who will guide a team of backend engineers while remaining actively involved in coding, architecture, and delivery. You will work on core backend systems of a modern cybersecurity platform, building and scaling high-load services that process large volumes of security and telemetry data in real time.

These systems are responsible for collecting, processing, and analyzing data from multiple sources, including endpoints, cloud environments, and third-party integrations. They support key product capabilities such as threat detection, security analytics, anomaly identification, and automated response workflows, making this a mission-critical role at the heart of the product.

This role offers the opportunity to combine leadership with deep technical involvement, influence system architecture, shape engineering practices, and build scalable backend solutions within a fast-growing, globally distributed product organization

Key Responsibilities: 

• Lead a team of highly skilled and passionate developers
• Partner with the Product Manager to build the road-map for the team
• Understand the team objectives and key results and make sure that the team are on the path to achieving them
• Participate in making decisions on the architecture and technologies
• Conduct the team ceremonies: Daily stand-ups, sprint planning and retro meetings
• Help create and enforce strong engineering standards, code quality, and best Engineering practices
• Take an active part in the implementation (hands-on) of the team's various services and features

• Help your team members grow by mentoring them, building their growth plan with them and enable them opportunities to implement it

   

Required Competence and Skills:

• 6+ years of backend/server-side development with Java
• 2+ years of proven experience leading an engineering team 
• Strong hands-on experience with Spring Framework and MongoDB
• Deep understanding of multithreading and concurrency
• Solid knowledge of OOP concepts and design patterns
• Proven experience with microservices architecture
• Experience working with high-load backend systems
• Proficiency in cloud-native environments (preferably AWS)

Nice to have:

• Experience with Redis and RabbitMQ
• Experience with Elasticsearch/OpenSearch 
• Familiarity with Docker / Kubernetes
• Experience in Cybersecurity domain 

Why Us?

We provide 20 days of vacation leave per calendar year (plus official national holidays of a country you are based in).

We provide full accounting and legal support in all countries we operate.

We utilize a fully remote work model with a powerful workstation and co-working space in case you need it.

We offer a highly competitive package with yearly performance and compensation reviews.