Jobs at Djinni

CleverFiles is an American product company with Ukrainian roots that has been developing software for users worldwide since 2009. Our flagship product is Disk Drill, a data recovery application available for macOS and Windows.

The product helps users recover lost files, photos, documents, and other crucial data. We operate in the data recovery software niche, where quality, reliability, an intuitive interface, and user trust are of utmost importance.

Disk Drill is not the only product in the CleverFiles portfolio. We also develop Clever Cleaner, an iPhone cleaning app, Clever AI Humanizer, a tool for humanizing AI-generated content, as well as several new products currently in development.

About you:

• 3+ years of experience with C++;
• Understanding of various data serialization and data representation formats like SQLite, JSON, plist, XML, and Protobuf blobs;
• Strong ability to dissect and comprehend codebases;
• Git/GitHub;
• Foundational OS APIs;
• WinAPI for Windows;

• POSIX, Core Foundation, and Foundation for macOS.

   

What You Will Be Doing:

• Engage in reverse engineering of binary formats and various file systems;
• First, familiarize yourself and focus primarily on supporting and fixing existing codebase;
• Once feeling confident with the product’s backend, develop new features and explore other (sometimes “exotic”) file systems and data formats;
• Collaborate with the team of likeminded pro’s to optimize code for both size and speed;
• Enhance overall product performance.
   

Nice to have:

• Objective-C, Swift, and C#;
• Understanding at least one of major file systems (NTFS, FAT32, EXT4, etc.) and how they manage data;

• UI/UX experience.

   

What we offer:

• Part-time format;
• Flexible schedule that adapts to your rhythm;
• Full freedom of action in decision-making regarding budgets and channels;
• Competitive salary;
• Fast hiring and onboarding processes;
• Health insurance and wellness bonuses;
• Quarterly bonuses for performance, innovation, and workflow improvements;
• Paid time off (PTO) and days off, with financial compensation for unused days;
• Exciting projects and challenges.

Our client is a performance rights organization in the United States. It collects blanket license fees from businesses that use music, entitling those businesses to play or sync any songs from the client’s repertoire of over 22.4 million musical works. On a regular basis, the client distributes the money to songwriters, composers, and music publishers as royalties to those members whose works have been performed.

Requirements:

• 4+ years of experience in using testing frameworks.
• Proficiency in testing frameworks and tools such as Playwright, Cucumber, React Testing Library, JUnit, and Mockito.
• Strong programming skills in Typescript and Javascript.
• Strong experience in both manual and automated testing of web applications.
• Good experience with BDD testing with Cucumber or similar tools.
• Experience testing React applications, including component testing and end-to-end testing.
• Experience testing backend services, including API testing and integration testing.
• Experience integrating automated tests into CI/CD pipelines using tools like Azure DevOps and GitHub Actions.
• Knowledge of performance and load testing tools and techniques.
• Familiarity with bug tracking tools such as Jira or similar.
• Strong attention to detail and a commitment to delivering high-quality software.
• Excellent communication skills, with the ability to work collaboratively in a team environment.
• Knowledge of continuous integration/continuous deployment (CI/CD) pipelines and tools.
• Solid knowledge of software testing life cycle (STLC).
• Excellent analytical, problem-solving, and communication skills.
• Ability to work effectively in a fast-paced and dynamic environment.
• B.Sc. in Computer Science is an advantage.
• Advanced level of English

Job responsibilities:

• Develop and maintain test documentation, including test plans and test cases based on project requirements and technical specifications.
• Design, develop, and maintain automated test scripts using tools such as Playwright, Cucumber, Selenium, etc..
• Design and execute integration tests to ensure seamless interaction between the frontend, backend, and external systems.
• Execute regression tests to ensure that new code changes do not adversely affect existing functionality.
• Log and track defects using bug tracking tools and work closely with developers to ensure timely resolution.
• Integrate automated tests into the CI/CD pipeline using Azure DevOps.
• Work closely with developers, product managers, and other stakeholders to ensure the delivery of high-quality software.
• Maintain detailed test documentation, including test plans, test cases, and test results.
• Contribute to improving testing frameworks, processes, and best practices.

About the Role:

We are looking for an experienced Staff / Principal .NET Engineer with deep expertise in .NET, AWS, and distributed systems to join one of our long-term projects.

In this role, you will serve as a senior technical leader, driving architecture and engineering decisions while remaining hands-on with development. You will work on designing and delivering scalable, secure, and maintainable software solutions, mentor engineers through technical leadership, and help shape the long-term technical direction of the platform.

The ideal candidate combines strong software engineering expertise with architectural thinking, enjoys solving complex technical challenges, and leads by example through high-quality code and sound technical decisions.

Responsibilities:

• Design, develop, and maintain scalable software applications using C#/.NET technologies.
• Drive technical architecture decisions and ensure the implementation of scalable, maintainable, and secure solutions.
• Design, develop, and maintain microservices-based architectures.
• Build and maintain high-performance REST APIs.
• Develop cloud-native solutions using AWS services, including Lambda and SQS.
• Design efficient and scalable relational database solutions using Microsoft SQL Server.
• Take ownership of complex technical initiatives from architecture through implementation and delivery.
• Analyze business requirements, estimate engineering efforts, and define technical implementation strategies.
• Write clean, maintainable, and well-tested code with a strong focus on Unit Testing and Definition of Done principles.
• Conduct code reviews and establish engineering best practices, coding standards, and software quality guidelines.
• Mentor and support engineers through technical guidance, knowledge sharing, and architectural reviews.
• Collaborate closely with Product Owners, Business Analysts, QA Engineers, and other stakeholders to deliver business value.
• Identify technical risks, resolve complex engineering challenges, and continuously improve system performance, reliability, and maintainability.
• Evaluate new technologies and recommend improvements where appropriate.
• Utilize AI-powered development tools to improve engineering productivity.

Requirements:

• 8+ years of commercial software development experience with C#/.NET Core and .NET Framework.
• Proven experience as a Staff Engineer, Principal Engineer, Technical Lead, Development Lead, or similar senior technical individual contributor role.
• Strong experience designing and building microservices-based architectures.
• Hands-on experience with AWS services, including Lambda, SQS, and cloud-native application development.
• Strong experience with Microsoft SQL Server (MSSQL) and relational database design.
• Extensive experience designing and developing REST APIs.
• Strong understanding of software architecture, distributed systems, design patterns, and software engineering best practices.
• Experience driving architectural decisions and leading complex technical initiatives.
• Strong experience conducting code reviews and mentoring engineers.
• Experience working in Agile development environments.
• Advanced or higher level of English.

Nice to Have:

• Experience with containerization technologies (Docker, Kubernetes/EKS).
• Experience with CI/CD pipelines and DevOps practices.
• Experience with Infrastructure as Code (Terraform, CloudFormation, or similar).
• Experience working with AI-powered development tools.
• Experience modernizing legacy systems and migrating applications to cloud-native architectures.
• Experience working with event-driven architectures and messaging systems.

What We Offer:

• Opportunity to work on a long-term international project with modern technologies.
• Challenging technical problems and the ability to influence architectural decisions.
• A collaborative engineering culture focused on quality, continuous improvement, and knowledge sharing.
• Professional growth in a team of experienced engineers.
• Flexible working environment and opportunities for continuous learning.

About the Company:

Brand is one of the fastest-growing iGaming brands in the world, with hundreds of thousands of active players across multiple countries.

We are an international team from different corners of the globe, united by the idea of creating the best product in the entertainment industry.

Requirements:

• English level - Intermediate

• 4+ years of experience in administering/DevOps in a Linux/Unix environment

• Strong knowledge and experience with solutions based on Linux systems and Cloud solutions (AWS as plus);

• Strong knowledge and experience with containerized workloads and services Docker, Docker Swarm and Kubernetes;

• Experience with automatic deployment tools such as Ansible, Terraform;

• Experience with databases like: MySQL, PostgresSQL, Redis, DB Clustering etc (Clickhouse as plus);

• Experience with monitoring tools (Grafana/Prometeus/CloudWatch etc.);

• Experience with logging tools (ELK stack etc.);

• Strong knowledge of Networking: network topologies and common network protocols and services (TCP/IP, DNS, HTTP(S), SSH, SMTP, IPMI, L2/L3 layers);

• Good knowledge of message broker tools such as Kafka, RabbitMQ etc;

• Robust skills with CI/CD tools such as Gitlab CI;

• Robust scripting skills such as: Shell (Bash), Golang, Python;

• Storage/filesystems: nfs, RBD, Ceph, ext*, xfs, raid*;

• Strong problem solving skills and ability to work in a fast paced and collaborative environment;

• Excellent communication and team skills;

• Version Control: Experience administrating version control systems such as GIT;

We Offer:

💻 Remote work from anywhere in the world.

⚡️ Fast decision-making without bureaucracy.

🤝 Friendly atmosphere among people passionate about their work.

📈 Qualified managers invested in your growth.

🏖 20 paid vacation days, 5 day-offs, and paid sick leave.

Ajax Systems, an international tech company and the largest manufacturer of security systems in Europe.

We are looking for a DevOps Team Lead to join our Platform Team and help us scale, secure, and improve our cloud infrastructure. This role combines hands-on technical ownership with team leadership: you will guide DevOps engineers, define platform priorities, improve reliability, and collaborate closely with product and engineering teams.

The System Division develops the Ajax software ecosystem — including OS Malevich, the Video Management System, cloud infrastructure, and client applications. The team ensures the stable operation of all system components as a unified digital platform.

Requirements:

• 5+ years of experience in DevOps, Platform Engineering, SRE, or Cloud Engineering, including 2+ years in a lead or senior ownership role.
• Strong hands-on experience with Kubernetes, preferably AWS EKS, including cluster operations, networking, autoscaling, workload reliability, and security best practices.
  Solid AWS experience: VPC, IAM, EC2, RDS, ElastiCache, Route 53, Lambda, Load Balancers, CloudFront/S3 etc.
• Experience with Infrastructure as Code and configuration management tools, especially Terraform/Terragrunt.
• Experience with GitOps-based delivery using Argo CD or Flux, and Helm/Kustomize for Kubernetes application management.
• Strong Linux and TCP/IP networking knowledge, including troubleshooting production systems.
• Experience with secrets management, access control, and credential rotation practices.
• Strong observability background: metrics, logs, alerts, SLOs, incident investigation, and tools such as Datadog, Grafana, VictoriaMetrics, ELK, or Opsgenie.
• Ability to lead technical discussions, explain trade-offs, set priorities, and drive decisions across engineering teams.
  Strong communication, ownership, task management, and mentoring skills.
   

Desirable:

• Experience with advanced Kubernetes tooling: Karpenter, KEDA, Envoy, Istio/Linkerd or similar.
• Experience with streaming platforms such as NATS or Kafka.
• Operational experience with databases such as MongoDB, MySQL, PostgreSQL, or managed cloud database services.
• Experience with compliance frameworks such as SOC 2.
  Background in FinOps, cloud cost optimization, and infrastructure efficiency improvements.
• Experience with disaster recovery planning, backup strategies, incident response, or production fire drills.
   

Responsibilities:

• Lead, mentor, and grow the DevOps/Platform team: set technical priorities, support hiring, provide feedback, and foster a culture of ownership and engineering excellence.
• Own and evolve the Kubernetes platform: cluster architecture, deployment standards, autoscaling, reliability, security practices, and developer experience.
• Improve CI/CD and GitOps workflows to make deployments safer, more repeatable, and easier for engineering teams.
• Collaborate with engineering, product, security, and operations teams to align infrastructure improvements with business and product needs.
• Identify and remove bottlenecks in the software delivery lifecycle, platform operations, and production support processes.
• Strengthen platform security: access management, secrets management, network controls, compliance requirements, and secure-by-default practices.
• Build and improve proactive observability: monitoring, alerting, dashboards, incident response processes, and post-incident improvements.
• Drive cloud cost optimization initiatives and provide practical recommendations for more efficient infrastructure usage.
• Participate in production support and on-call processes for critical incidents, while continuously improving reliability and reducing operational toil.
   

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;
• Corporate 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.

Phoenix Games is an innovative technology company building next-generation iGaming and Web3 products for a global audience. We create high-performance gaming platforms powered by AI, blockchain, cloud technologies, and modern mobile solutions.

We're looking for Middle and Senior Android Developers to help build world-class mobile applications with a strong focus on performance, security, and user experience.

What You'll Do

• Develop and maintain native Android applications using Kotlin.
• Build scalable, maintainable, and high-performance mobile solutions.
• Collaborate with Product Managers, Designers, Backend Engineers, and QA throughout the development lifecycle.
• Integrate REST APIs, WebSockets, and third-party SDKs.
• Optimize application performance, stability, and battery usage.
• Write clean, testable, and maintainable code following modern Android best practices.
• Participate in code reviews and architectural discussions.
• Continuously improve the application's user experience and performance.

Tech Stack

• Kotlin
• Android SDK
• Jetpack Compose
• MVVM
• Coroutines & Flow
• Retrofit
• Room
• Hilt / Dagger
• Firebase
• REST APIs
• WebSockets
• Git
• CI/CD
• Android Studio

Requirements

Middle

• 3+ years of commercial Android development experience.
• Strong knowledge of Kotlin.
• Experience with Android SDK and Jetpack libraries.
• Experience integrating REST APIs.
• Understanding of MVVM architecture.
• Familiarity with Git.
• Upper-Intermediate English or higher.

Senior

• 5+ years of commercial Android development experience.
• Expert knowledge of Kotlin and modern Android architecture.
• Strong experience with Jetpack Compose.
• Experience designing scalable mobile applications.
• Strong understanding of app performance optimization and memory management.
• Experience with dependency injection (Hilt/Dagger).
• Experience with CI/CD pipelines for mobile applications.
• Ability to mentor developers and participate in architectural decisions.
• Upper-Intermediate English or higher.

Nice to Have

• Experience with Firebase services.
• Knowledge of WebSockets and real-time applications.
• Familiarity with Web3 or blockchain technologies.
• Experience with automated testing (JUnit, Espresso).
• Experience publishing applications to Google Play.

What We Offer

• Fully remote work from anywhere in Europe.
• Long-term B2B cooperation.
• Competitive salary paid in EUR or USD.
• Annual salary reviews.
• Performance-based bonus program.
• Annual company bonus.
• 25 paid vacation days.
• Paid sick leave.
• Flexible working hours.
• Home office budget.
• Laptop or equipment allowance.
• Learning & development budget for courses, certifications, books, and conferences.
• English language lessons.
• Private health insurance.
• Mental health support program.
• Sports and wellness compensation.
• Team-building activities and international company retreats.
• Opportunity to work on cutting-edge AI, Web3, blockchain, and mobile technologies.
• Clear career growth opportunities within a fast-growing international product company.

Why Join Phoenix Games?

At Phoenix Games, you'll build modern Android applications from the ground up using the latest technologies and best engineering practices. You'll work alongside a talented international team, influence technical decisions, and help create products enjoyed by users around the world.

If you're passionate about Android development and want to build innovative mobile products with real impact, we'd love to hear from you.

• Develop and execute the company's social media strategy, including channel planning, content calendars, and publishing schedules
• Grow and engage online communities across key social media platforms through consistent, audience-focused content and community management
• Manage day-to-day engagement by monitoring conversations, responding to comments and messages, and fostering meaningful interactions
• Build and enhance executive and founder visibility by developing thought leadership content and managing their social media presence
• Amplify integrated marketing campaigns across social channels to maximize reach, engagement, and business impact
• Plan and promote company events, webinars, product launches, and other key initiatives through social media
• Collaborate with internal teams, partners, and external stakeholders to create engaging content and support joint marketing initiatives
• Monitor brand sentiment, industry conversations, and competitor activity through social listening, identifying trends, opportunities, and potential risks
• Gather community feedback and audience insights to inform content strategy, product improvements, and marketing initiatives
• Track and report on social media performance, using data-driven insights to continuously optimize content and engagement strategies

• 2+ years of experience in Social Media Management, preferably in fintech, finance, SaaS, or the tech industry
• Excellent copywriting and storytelling skills, with the ability to simplify complex financial concepts into engaging content
• Strong understanding of major social media platforms (as LinkedIn etc.), social media management tools, and analytics
• Experience developing data-driven content strategies and measuring campaign performance
• Knowledge of the fintech, banking, payments, crypto, or broader financial services landscape
• Basic skills in content creation using tools such as Canva, Figma, Adobe Express, or CapCut are a plus
• Highly organized, creative, and analytical, with the ability to manage multiple projects in a fast-paced environment
• Upper-Intermediate (B2) English or higher

• be part of a creative, dynamic team focused on innovation
• opportunities for career growth and development
• a supportive, collaborative work environment
• competitive salary and benefits package

Join a project for one of the leading property portals in the MENA region, helping millions of people navigate one of the most important decisions in their lives: finding a home. As a Middle/Senior Backend (Golang + TypeScript) Engineer, you will build and improve backend services that power large-scale user experiences, working with modern technologies while contributing to the reliability, scalability, and evolution of a high-traffic platform.

Required for this role

• 3+ years of commercial experience in software development with a strong focus on TypeScript and Golang
• Strong proficiency in TypeScript and hands-on experience building backend services with Node.js and Express.js
• Practical experience developing, maintaining, and supporting services written in Golang
• Experience designing, building, and maintaining RESTful APIs and microservices
• Hands-on experience with unit testing, integration testing, and CI/CD pipelines
• Experience working with AWS, including S3, ECS, DynamoDB, and RDS
• Strong understanding of software quality, scalability, maintainability, and performance considerations
• Ownership mindset with a proactive approach to problem-solving and attention to detail
• Strong communication and collaboration skills, with Upper-Intermediate (B2) or higher English level

Your responsibilities

• Develop new backend services using TypeScript, Node.js, and Express.js, ensuring high quality, scalability, and maintainability
• Support, maintain, and enhance existing services written in Golang
• Own features and technical initiatives from requirements analysis through deployment and post-release support
• Refactor and modernize existing services to improve performance, reliability, and developer experience
• Design and implement clean, maintainable, and well-tested solutions
• Collaborate closely with engineers and stakeholders to deliver business value and technical improvements
• Participate in code reviews and contribute to technical discussions and decision-making
• Monitor, troubleshoot, and resolve production issues to maintain system reliability and performance

What you get

Your time off

• 18 paid vacation days and 10 paid sick days annually
• 10 Ukrainian public holidays
• Maternity and paternity leaves
• Marriage and Parenthood Package
• Additional leave for major life events
• Sabbatical leave opportunities

Learning & growth

• Sombra University workshops and internal learning programs
• Tech Communities and knowledge sharing sessions
• Language courses and workshops
• Mentorship opportunities

Health & well-being

• Sports compensation or health insurance coverage
• Participation in races and marathons
• Corporate doctor (telemedicine)
• Well-being initiatives and workshops

And even more

• Company-provided technical equipment
• PE administration and tax support
• Internal referral program
• IT Club loyalty program
• Company events and volunteering initiatives

Before you apply

Our recruitment team will carefully review your profile, and if we see a good match with the role, we’ll reach out to you shortly.

If you don’t hear from us within 5 business days, it means we’ve decided to continue the process with other candidates for this position. Thanks for understanding.

Hi!

We are looking for a skilled and self-driven Python DjangoEngineer to join our team and contribute to an AI-powered IT Service Desk.

You will be responsible for developing and maintaining backend services that deliver reliable, scalable, and high-performance support, helping businesses streamline operations and provide seamless IT service experiences.
 

Required skills:

• 4+ years of commercial experience in backend development using Python
• Strong experience with Django and Django REST Framework
• Proven experience in designing and maintaining RESTful APIs
• Solid knowledge of PostgreSQL, including database design and performance optimization
• Experience with LangGraph or strong interest in AI / LLM-based solutions
• Hands-on experience with containerisation (Docker, Docker Compose) and Azure environments
• Good understanding of security best practices (authentication, authorization, secure API design)
• Confident usage of Git in a team environment (pull requests, code reviews, branching)
• Ability to work independently and take ownership in a small, fast-paced team
• English level from B2 or higher, sufficient for direct communication with a UK-based team
   

Responsibilities:

• Develop, maintain, and enhance backend services
• Design and implement RESTful APIs to support frontend and AI integrations
• Work with PostgreSQL to design schemas, optimize queries, and ensure data integrity
• Collaborate with the Innovation Director to implement new features and improvements
• Ensure code quality, maintainability, and follow security best practices
• Deploy and manage applications using containerisation (Docker) and Azure
• Participate in code reviews and provide constructive feedback to peers
• Troubleshoot and resolve backend issues, ensuring high availability and performance
• Keep up-to-date with Python, Django, and AI-related technologies relevant to the project
   

Nice-to-Have:

• Experience with GraphQL and third-party SDK integrations
• Familiarity with AI tools to accelerate development
• Experience working in distributed teams
• Proactive and able to work independently
   

Tech Stack of the project:

• Python
• Django
• Django Rest Framework
• PostgreSQL
• LangGraph
• Containerisation and Azure
• Generic Security best practices
• Git

What we offer:

Interesting, influential projects;
Long-term cooperation with a full-time involvement;
Flexible work schedule and Remote or hybrid cooperation;
Professional development with an individual plan of growth;
Stable salary and planned reviews;
Paid vacation and sick leave (21 vacations and 10 sick days);
Weekends on all public holidays;
Medical insurance package;
Corporate team building including trips;
Professional workshops and training;
Excellent team of dedicated professionals;
Development budget for each employee;
Corporate English;
Strong corporate culture.

We are looking for a Webflow Developer to join the Dataforest team. If you are looking for a friendly team, a healthy working environment, and a flexible schedule ‒ you have found the right place to send your CV.
Attach your portfolio or examples of work to your resume.

What you'll do:
 

- Webflow development and ongoing support for the company website: dataforest.ai

- Designing and building responsive web interfaces on the Webflow platform.

- Managing and supporting Webflow CMS (Collections, Templates, Dynamic Pages) ‒ specifically for Case Studies and Blog pages.

- Integrating third-party services (Google Analytics, GTM, HubSpot, Zapier, custom forms, etc.).

- Writing and implementing custom HTML, CSS, and JavaScript to build non-standard features and functionality.

- Optimizing website speed, Core Web Vitals, and overall performance.

- Setting up basic technical SEO (meta tags, schema markup, sitemap, redirects, Open Graph).

- Publishing new site builds, post-release maintenance, tracking, and fixing bugs.

- Working closely with UX/UI designers, marketers, Project Managers, and the rest of the team to execute projects.

You'll be a great fit if you have:
 

- 1+ years of experience working with Webflow and other web development platforms.

- Strong hands-on experience with HTML/CSS and JavaScript for custom solutions.

- Solid experience with Webflow CMS, custom code integrations, and third-party tools.

- Excellent graphic design skills, with a strong focus on Figma.

- Clear understanding and practical experience with UX/UI design.

- Understanding of technical SEO basics, performance optimization, and Core Web Vitals.

- Attention to detail, thoroughness, and ability to deliver quality work within tight deadlines.

We ensure your growth with:
 

- Working in a fast-growing company;

- Great networking opportunities with international clients and challenging tasks;

- Competitive salary fixed in USD;

- Flexible work schedule;

- Friendly working environment with minimal hierarchy;

- Team building activities and corporate events.

We are looking for a Quantitative Analyst to become the mathematical backbone of our Trading Core and Risk Tech squads. In a high-frequency trading environment processing billions in volume, success is defined by precision. 

In this role, you will design, backtest, and optimize the core mathematical models that drive our pricing engines, automated market-making algorithms, risk management frameworks (A/B/C-book optimization), and liquidation mechanics. You will sit at the intersection of advanced mathematics, data science, and high-performance software engineering, working directly with Core Product Managers and engineering teams to turn complex financial data into proprietary algorithmic advantages.

Responsibilities

• Research, design, and prototype quantitative models for pricing, risk management, and market making
• Build and maintain robust backtesting frameworks to validate the performance and safety of models before production deployment
• Write clear, comprehensive mathematical and algorithmic specifications for Backend Engineers (Trading Core squads)
• Cross functional with the R&D and Trading Ops teams
• Conduct post-incident deep dives (e.g., after major market gaps or liquidations) to identify algorithm performance gaps and optimize them

Requirements

• 3+ years of experience as a Quantitative Analyst / Researcher or Data Science
• Exceptional knowledge of probability theory, stochastic calculus, time-series analysis, and financial mathematics
• Advanced proficiency in Python (NumPy, Pandas, SciPy, SK-Learn, Statsmodels) for data analysis, modeling, and backtesting
• Experience with Machine Learning
• Deep understanding of market microstructure, order book dynamics, risk metrics (VaR, Expected Shortfall), and margin/liquidation mechanisms
• SQL skills and experience working with large-scale historical market data (tick data, order logs)
• Strong logical thinking, initiative, and well-developed communication skills

Will be a plus

• Experience in CFD, Crypto CEX, Prop Trading Firm, or Hedge Fund
• Degree (MSc or PhD preferred) in a highly quantitative field: Mathematics, Physics, Quantitative Finance, Statistics, or Computer Science
• Understanding of Asset pricing models (e.g., Black-Scholes, local volatility models, Greeks management)
• Knowledge of the MetaTrader platforms (MT4/MT5)
• Experience with AI (Claude.io, Copilot, Codex)

We offer

• 20 paid vacation days per year
• 10 paid sick leave days per year
• Public holidays as per the company’s approved Public holiday list
• Medical insurance
• Opportunity to work remotely
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear and related expenses)

Phoenix Games is an innovative technology company building next-generation iGaming and Web3 products for a global audience. We create scalable gaming platforms powered by AI, blockchain, cloud technologies, and modern backend architectures.

We're expanding our engineering team and are looking for Middle and Senior Java Developers who are passionate about building high-performance backend systems and solving complex technical challenges in a fast-growing product environment.

What You'll Do

• Develop and maintain scalable backend services using Java and Spring Boot.
• Design and implement RESTful APIs and microservices.
• Build reliable, secure, and high-performance applications.
• Collaborate with Front-end Developers, QA Engineers, Product Managers, and DevOps teams.
• Optimize application performance and database queries.
• Participate in architecture discussions and technical planning.
• Write clean, maintainable, and well-tested code.
• Participate in code reviews and continuously improve engineering practices.
• Contribute to CI/CD processes and cloud-based deployments.

Tech Stack

• Java 17/21
• Spring Boot
• Spring Cloud
• Hibernate / JPA
• PostgreSQL / MySQL
• Redis
• Kafka / RabbitMQ
• Docker
• Kubernetes
• AWS
• Git
• GitHub Actions
• REST APIs
• Microservices

Requirements

Middle

• 3+ years of commercial Java development experience.
• Strong knowledge of Java and Spring Boot.
• Experience building REST APIs.
• Experience with SQL databases (PostgreSQL or MySQL).
• Understanding of OOP, design patterns, and clean code principles.
• Experience with Git.
• Upper-Intermediate English or higher.

Senior

• 5+ years of commercial Java development experience.
• Strong experience with Spring Boot and microservices architecture.
• Experience designing scalable and high-load backend systems.
• Strong knowledge of PostgreSQL or MySQL.
• Experience with Docker and Kubernetes.
• Experience with cloud platforms (AWS preferred).
• Experience mentoring developers and participating in architectural decisions.
• Strong understanding of performance optimization and distributed systems.
• Upper-Intermediate English or higher.

Nice to Have

• Knowledge of Kafka, RabbitMQ, or event-driven architecture.
• Experience with Redis and caching strategies.
• Familiarity with Web3 or blockchain technologies.
• Experience with CI/CD pipelines.
• Understanding of security best practices for backend systems.

What We Offer

• Fully remote work from anywhere in Europe.
• Long-term B2B cooperation.
• Competitive salary paid in EUR or USD.
• Annual salary reviews.
• Performance-based bonus program.
• Annual company bonus.
• 25 paid vacation days.
• Paid sick leave.
• Flexible working hours.
• Home office budget.
• Laptop or equipment allowance.
• Learning & development budget for courses, certifications, books, and conferences.
• English language lessons.
• Private health insurance.
• Mental health support program.
• Sports and wellness compensation.
• Team-building activities and international company retreats.
• Opportunity to work on cutting-edge AI, Web3, and cloud-based products.
• Career growth in a fast-growing international product company with a strong engineering culture.

Why Join Phoenix Games?

At Phoenix Games, you'll work with modern technologies, contribute to products used by a global audience, and have the opportunity to grow alongside an experienced international engineering team. Whether you're an ambitious Middle Developer looking to take the next step or a Senior Engineer ready to shape technical decisions, you'll find exciting challenges and real ownership here.

Softsich is a young and ambitious international product tech company that develops scalable B2B digital platforms. We're inviting you to become part of our success as a HR People Partner. If you're passionate about building strong teams, partnering with leaders, and creating an environment where both people and business thrive, this opportunity is for you!

Your responsibilities will include:
– Ensure a positive employee experience across the entire employee lifecycle, including onboarding, development, internal mobility, and offboarding.
– Act as a strategic partner to managers and leaders, supporting team effectiveness, leadership development, and people-related decision-making.
– Drive employee engagement initiatives, identify retention risks, and implement actions to improve employee satisfaction and retention.
– Support performance management processes, talent development, performance reviews, and individual development planning (PDPs).
– Manage employee relations cases, resolve complex people-related situations, and mitigate organizational risks.
– Support workforce planning and help align team structures with business goals and future growth.
– Analyze HR metrics, employee feedback, and organizational trends to provide data-driven insights and recommendations.
– Implement and continuously improve HR processes, policies, and best practices in line with business needs.
– Strengthen company culture, support organizational development initiatives, and facilitate change management across teams.

It’s a match if you have:
– 2–4 years of experience as an HR Business Partner, People Partner, or in a similar HR role.
– Experience supporting managers and employees throughout the full employee lifecycle.
– Experience managing employee relations cases and providing practical guidance on people-related matters.
– Experience with performance management, talent development, and employee engagement initiatives.
– Strong understanding of employee lifecycle management and HR best practices.
– Knowledge of performance management processes, PDPs, performance reviews, and talent development practices.
– Understanding of employee engagement, retention, employee relations, workforce planning, and organizational development principles.
– Strong stakeholder management, communication, and collaboration skills.
– Analytical mindset with the ability to interpret HR metrics, identify trends and risks, and make data-driven recommendations.
– Experience preparing reports and presenting insights to stakeholders.

It will be a plus if you have:
– Experience working in fast-paced or rapidly growing organizations.
– Experience participating in organizational change or process improvement initiatives.

What we offer:
– Hybrid work model with offices in Warsaw and Kyiv.
– 24 paid vacation days, paid sick leave, and private health insurance.
– An opportunity to act as a strategic partner and influence team development, leadership effectiveness, and people processes.
– High level of autonomy, ownership, and trust in decision-making.
– Support for professional development, continuous learning, and career growth.
– A collaborative, open, and supportive environment where initiative and teamwork are highly valued.
– The opportunity to work closely with ambitious teams and leaders while shaping employee experience and organizational effectiveness.
– Team-building activities, company-wide initiatives, and a culture that encourages collaboration and engagement.
– Zero joules of energy to the aggressor state, its affiliated businesses, or partners.

Apply now and become part of Softsich’s growth story 🚀🚀

Our client is an international product-based IT company specializing in the iGaming industry. Founded in 2014, the company has been successfully operating on the market for more than 11 years, bringing together a team of 390+ professionals. Starting as a leader in the CIS region, the company is now actively expanding on a global scale.

We are currently looking for a Middle/Senior Media Buyer to join the media buying team and work with scalable traffic across different GEOs and tiers.
 

📋 Key responsibilities and your contribution:

— Launch, manage, and scale Facebook advertising campaigns across Tier 1 / Tier 2 / Tier 3 GEOs.

— Full ownership of traffic performance and financial results, including PnL responsibility.

— Analyze and optimize key performance metrics: ROI, CR, CTR, CPM, CPA, PnL.

— Scale profitable campaigns without artificial budget caps.

— Work closely with offers, creatives, agencies, and internal teams to improve campaign efficiency.

— Test and adapt strategies based on changes in GEOs, offers, platforms, and market conditions.

— Identify bottlenecks in funnels and processes, propose and implement optimization solutions.

— Maintain clear communication, task-setting, and feedback loops within the team.
 

📚 Your qualifications:

— 2+ years of experience in media buying / traffic arbitrage.

— Deep understanding of Facebook Ads ecosystem and traffic acquisition mechanics.

— Proven experience managing monthly budgets from $50,000.

— Strong analytical mindset and confidence working with performance metrics and profitability models.

— Hands-on experience with analytics and tracking tools such as Power BI, Google Sheets, Voluum, Binom, Keitaro (or similar).

— Experience working with offers, creatives, and external partners (agencies, vendors).

— High level of responsibility for results and readiness to work with CRM and PnL models.

— Strong communication skills and ability to give and receive constructive feedback.

— Critical thinking, initiative, flexibility, and adaptability in a fast-changing environment.
 

Benefits:

⭐ Competitive base salary + performance bonus up to 40% of profit, top and private offers, including in-house products.

⭐ Days of recovery: 20 paid vacation day per year and unlimited sick leave days.
⭐ Health: corporate medical insurance, a company psychologist and a Cafeteria of Benefits for personal wellness choices.
⭐ Education: a variety of foreign languages course for you to choose from. Also we are open for your development and you can choose different courses /training for improving your skills.
⭐ Compensation: additional benefits that can be used according to company policy, e.g. paid business trips, international conference opportunities, lunch perks at our offices etc.
⭐ Work Environment: work remotely or from one of our offices in Cyprus, Portugal, Poland, equipped with the equipment you’ll need for success.

⭐ Full freedom and hands-on involvement: opportunity to work across multiple directions — arbitrage, product media buying, various GEOs and tiers — without being locked into one narrow scope.