Jobs at Djinni

How you’ll be impactful:
As a Back End Engineer, you will improve our codebase, and write new features. Become a part of a successful team and bring your own perspective, experience, and knowledge to the table.
 

What You’ll Be Doing:

Develop new features and automatic tests, make sure everything is optimized correctly from code and database view.
 

What You'll Need To Be Successful in:

• +3 Years Proven work experience as a Ruby on Rails developer
• Proven work experience in software development
• Experience in Integration with popular 3rd party APIs and services
• A firm grasp of object oriented analysis and design
• Passion for writing great, simple, clean, efficient code
• Good knowledge of relational databases and SQL
• Experience with AWS or Heroku.
• Git
• Good sense of humor!
   

Perks & Benefits:

• Friendly, talented, collaborative, and entrepreneurial team
• Work in the international company
• Generous holiday and PTO policies (17 days PTO, 5 sick days, 1 day for Birthday)
• Competitive compensation in USD
• Summer Fridays 
• Training and development opportunities and allowance
• Fun and inclusive digital, and in-person events
• Hybrid working model 2 days from the office in Uzhhorod, 3 days working from home

We are looking for a Senior Go Engineer to join our teams! 

Requirements:

• 4+ years of experience with Go programming language.
• Proven ability to design and implement scalable and reliable software solutions.
• Strong understanding of event-driven architecture.
• Experience with containerization and orchestration tools like Docker and Kubernetes.
• Hands-on experience with RDBMS and/or NoSQL databases.
• Strong understanding of event-driven architecture + hands-on experience with Event Brokers.
• Experience with observability — implementing logs, metrics, and tracing.
• Proficiency in working with cloud platforms such as Google Cloud Platform (GCP) and/or AWS.
• Proficient in using Git, GitLab, and GitLab CI for source control and continuous integration.
• Excellent problem-solving abilities.
• Strong time management and organizational skills to handle multiple tasks effectively.
• Upper-intermediate level of English, both written and verbal.
   

Nice to have:

• Familiarity with the Twelve-Factor App methodology.
• Knowledge of Cloud Events and GitOps practices.
   

Responsibilities:

• Develop high-performance, testable, and maintainable code to deliver new functionality.
• Conduct code reviews to ensure quality, maintain standards, and share knowledge across the team.
• Integrate industry-leading third-party services into the platform.
• Mentor team members and actively share knowledge to foster growth and collaboration.
• Propose and implement innovative technical initiatives to improve systems and processes.
   

Why Join Us:

• Flexible remote or hybrid working format based on your location.
• No Time Trackers: We value trust and focus on results.
• Career growth, professional development, and regular performance reviews.
   

Hiring Steps: HR Interview > Technical Interview (no test task, no live-coding needed) > Reference check > Offer
 

Our benefits to you:
☘️An exciting and challenging job in a fast-growing business group, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more

🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed

🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided

🏖Paid vacations, sick leave, personal events days, days off

💵Referral program — enjoy cooperation with your colleagues and get the bonus

📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences

🎯Rewards program for mentoring and coaching colleagues

🗣Free internal English courses

✈️In-house Travel Service

🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, clubs for movie / book / pets lovers and more

🎳Other benefits could be added based on your location 
 

As part of the AI transformation strategy, Kyivstar invests resources into development of products and services that uses cutting edge ML and Speech technologies to significantly improve internal processes and day-to-day tasks, but also uses gained experience to help partners and clients to receive maximum benefits from these technologies too.

Necessary skills:

•4+ years of experience in Machine Learning, Deep Learning and Speech Processing

•Strong Python skills with experience building maintainable and production-ready ML code

•Fundamental knowledge of  ML/DL theoretical concepts

•Hands-on experience with training and deploying models for various speech processing tasks including data preparation (e.g., speech classification, speech-to-text, text-to-speech, speaker diarization, etc.)

•Practical experience developing and deploying end-to-end production-ready ML pipelines, covering data gathering, preparation, training, validation, and inference

•Proficient in version control (Git) and containerization tools (Docker)

Would be a plus:

•Experience with real-time / low-latency speech systems

•Experience with distributed data processing and training in multi-node, multi-GPU environments

•Familiarity with PySpark for large-scale data processing

•Experience with Azure/AWS

•Exposure to Data Science in the Telecom industry

Responsibilities:

•Design, train, and optimize ASR and TTS models for production use

•Design, train, and evaluate classical ML models

•Perform feature engineering and data analysis for both speech and non-speech data

•Collaborate with DE/DevOps team to deploy the solution

•Plan and manage ML projects, articulate methodologies, and communicate results and business impact to stakeholders and customers

Proposed:

•Working with huge amounts of data at the largest operator in Ukraine

•Hands on experience with Cloud technologies and tools

•Great diversity of tasks and projects to utilize your knowledge and skills; flexibility in tools and approaches

•Opportunity to grow within the team of talented data scientists

Location: Remote/Warsaw
Seniority: Mid-Senior
 

Role Overview

We’re looking for a Business & Operations Analyst to drive measurable efficiency across processes, systems, and reporting. You’ll uncover operational bottlenecks, automate workflows, and build actionable dashboards that guide leadership decisions. The ideal candidate blends analytical rigor (SQL/Python/Tableau) with operational tooling (CRM, contact center, CLM) and strong stakeholder management.

Key Responsibilities

• Map core business processes and implement improvements to reduce manual effort and cycle times.
• Build and maintain KPI dashboards (e.g., throughput, SLA adherence, backlog health, cost-to-serve) in Tableau/Excel.
• Analyze multi-system data (CRM, finance, call center, CLM) to identify inefficiencies and recommend fixes.
• Lead/coordinate tool rollouts or enhancements (e.g., CLM, CRM, contact center): requirements, UAT, adoption, training.
• Partner with Ops/Finance/COO to support budgeting, forecasting, and monthly management reporting.
• Own data quality routines and cross-system reconciliations; define governance and documentation.
• Establish monitoring and alerting for process health and SLA breaches.

Must-Have Qualifications

• 3–5+ years in Business Operations / Operations Analytics / Finance Operations.
• Solid SQL and Excel; working Python for data manipulation/automation.
• BI development experience (Tableau strongly preferred).
• Hands-on with CRM and/or operational platforms (e.g., Zoho CRM/Books, Salesforce, RingCentral, CLM tools).
• Demonstrated process improvement/automation outcomes with quantified impact.
• Strong stakeholder communication and ability to influence across functions.

Nice-to-Have

• Experience with ContractPodAI (or other CLM), SAP (Ariba), Jira/Confluence.
• BPMN/UML familiarity (e.g., Enterprise Architect).
• Exposure to program or budget ownership.
• Knowledge of RevOps or customer operations metrics.

Success Metrics (example KPIs)

• 20–40% reduction in manual effort within key workflows.
• 15–30% cycle-time reduction for target processes.
• Dashboard adoption by leadership with defined usage cadence.
• Improved data accuracy (e.g., <2% discrepancy across systems).
• On-time/on-budget delivery of tool rollouts.

Tech Stack

SQL, Python, Tableau, Excel; Zoho (CRM/Books), Salesforce, RingCentral; CLM (e.g., ContractPodAI); Jira/Confluence; SAP Ariba.

Since 2001, FutureLog has been creating and developing digital procure-to-pay solutions for the hospitality and gastronomy industries.  We are a world-class procurement management platform serving over 10,000 clients across 20+ countries, delivering near real-time reporting with complex data models and advanced permission structures. 

We are looking for a highly skilled Data Engineer (Azure) to design and build the next generation of our high-load data platform. 

The primary goal of this role is to architect and implement a modern, scalable data pipeline based on Microsoft Fabric and Azure technologies (or other relevant solutions) to significantly enhance the performance, scalability, and speed of our current Power BI environment, which is built on MS SQL Managed Instance and SQL-based queries. 

This is a high-impact engineering role focused on platform modernization and long-term data architecture evolution. 

Key Responsibilities 

• Design and implement next-generation high-load data pipelines using Microsoft Fabric and Azure services 
• Optimize and modernize the current MS SQL Managed Instance-based architecture 
• Improve Power BI performance, scalability, and near real-time capabilities 
• Design and implement scalable Lakehouse / Data Warehouse architectures 
• Build and optimize ETL / ELT processes 
• Ensure data quality, reliability, monitoring, and governance 
• Design data models that support complex reporting and permission structures 
• Collaborate closely with BI engineers, product managers, and infrastructure teams 
• Contribute to architectural decisions and technical roadmap planning 
• Support migration from legacy SQL-based architecture to modern Azure-based solutions 
  
  
  Must-Have Skills & Experience  
• Strong hands-on experience with Azure data services including Microsoft Fabric, Azure Data Factory, and Event Hub 
• Deep expertise in designing and optimizing high-load and distributed data pipelines, including Apache Spark processing 
• Strong experience with MS SQL and PostgreSQL, including performance tuning and query optimization 
• Experience designing modern Lakehouse, Data Warehouse, and hybrid data architectures using Fabric or similar platforms 
• Hands-on experience with ETL / ELT development using orchestration and transformation tools such as dbt; experience with Apache Airflow is highly desirable 
• Strong practical knowledge of CDC implementation using tools such as Debezium and integration with streaming or near real-time ingestion pipelines 
• Solid understanding of Power BI architecture, including performance optimization, Gateway configuration, embedding scenarios, and Row-Level Security (custom and Active Directory-based) 
• Experience working with large-scale datasets and complex access control and permission models 
• Experience deploying and managing containerized data workloads using Docker and Kubernetes in cloud-native environments 
• Strong analytical thinking, data modeling, and system design capabilities 

• Fluent English (written and verbal communication) 

   

  Nice to Have 

• Experience migrating legacy SQL environments to modern Azure-based platforms 
• Experience with near real-time or streaming data processing 
• Knowledge of CI/CD for data engineering workflows 
• Experience working in high-scale SaaS platforms 
  
  What We Offer 
• Opportunity to build and shape a next-generation Azure data platform 
• High ownership and architectural impact 
• Work on a global system serving thousands of enterprise customers 
• Collaboration with strong BI, product, and engineering teams 
• A dynamic and international working environment 
  20 working days of paid holidays. 
• Paid sick leaves. 
• All necessary equipment for work. 
• Flexible working hours. 

• 300 EUR Wellness compensation annually (can be used for health insurance, education, gym, sports activities, etc.). 

   

Since 2001, FutureLog has been creating and developing digital procure-to-pay solutions for the hospitality and gastronomy industries.  We are a world-class procurement management platform serving over 10,000 clients across 20+ countries, delivering near real-time reporting with complex data models and advanced permission structures. 
To strengthen our data and reporting capabilities, we are looking for an experienced Power BI  Engineer to support and further develop our high-load Power BI platform. 

This role combines report development, production support, data engineering, and close collaboration with product and business stakeholders. 

Key Responsibilities 

• Design, develop, and maintain advanced Power BI reports and dashboards 
• Enhance and optimize existing reports for performance and scalability 
• Support and troubleshoot high-load reporting environments 
• Design and maintain scalable data pipelines 
• Develop and support ETL processes and complex data models 
• Work closely with Product Managers and Client Support Managers to manage the support queue and align with the product roadmap 
• Maintain client expectations through Jira tickets and roadmap updates 
• Communicate report status, improvements, and delivery plans to engineering and business stakeholders 
• Contribute to structured L1/L2/L3 support processes 
• Provide effort estimations and contribute to architecture and solution design 

 Must-Have Skills & Experience 

• Strong hands-on experience in Power BI report creation, Microsoft Fabric, development, and maintenance 
• Advanced knowledge of DAX for complex calculations, measures, and performance optimization 
• Strong experience with Power Query (M language) for data transformation and modeling 
• Deep understanding of the Power BI ecosystem and toolkits (Power BI Service, Dataflows, Gateways, Deployment Pipelines, Fabric integration, etc.) 
• Experience designing and supporting high-load data pipelines 
• Solid knowledge of MS SQL for data retrieval and optimization 
• Experience with Azure infrastructure 
• Strong experience designing and supporting ETL processes and complex data models 
• Advanced understanding of permission models and access management 
• Experience working with Jira backlog management 
• Experience contributing to structured L1/L2/L3 support processes 
• Ability to provide estimations and contribute to solution design (including Fabric-driven solutions) 
• Fluent English (written and verbal communication skills are essential) 
  
  What We Offer 
• Opportunity to work on a large-scale, international platform 
• A high-impact role with ownership and visibility 
• Collaboration with product, engineering, and business stakeholders 
• Exposure to complex enterprise-level reporting and data architecture 
• A dynamic and fast-paced international environment 
  20 working days of paid holidays. 
• Paid sick leaves. 
• All necessary equipment for work. 
• Flexible working hours. 
• 300 EUR Wellness compensation annually (can be used for health insurance, education, gym, sports activities, etc.). 

We’re looking for a proactive and passionate Talent Acquisition Specialist to join our team and help scale our organization by identifying and attracting top-tier talent. The ideal candidate thrives in fast-paced environments, understands the dynamics of product-driven or startup teams, and is excited to play a key role in building high-impact teams.

Key Responsibilities:

• Own and drive end-to-end recruitment processes across multiple functions (Tech, Product, Design, Business, etc.).
• Design, implement, and continuously improve structured recruitment processes to ensure consistency, efficiency, and a high-quality candidate experience.
• Partner closely with hiring managers to understand role requirements, team dynamics, and hiring goals.
• Craft compelling job descriptions and source candidates through multiple channels (LinkedIn, job boards, referrals, etc.).
• Conduct initial screening calls, assess candidate fit, and manage a seamless interview process.
• Enhance candidate experience with timely communication and feedback.
• Track hiring metrics and optimize recruiting strategies accordingly.
• Contribute to employer branding initiatives to position the company as a top choice for talent.
   

Requirements:

• 3+ years of experience in recruitment, preferably in high-growth or dynamic environments.
• At least 1 year of experience working in a product or startup company – understanding of lean teams, fast hiring cycles, and adaptability is key.
• Strong communication and interpersonal skills with a collaborative mindset.
• Good conversational and written English skills (at least Upper-Intermediate level or higher).
• Ability to work with multiple stakeholders and manage competing priorities.
• Familiarity with ATS platforms and sourcing tools (e.g., LinkedIn Recruiter, AngelList, etc.).
• A passion for people, hiring, and helping build high-performance teams.
   

Nice to Have:

• Experience working with AI companies or hiring for AI-related roles.

• Familiarity with AI tools to enhance sourcing, screening, or process automation.

   

Why Join Us?
We’re a passionate, fast-moving team building something meaningful. You’ll get the chance to grow with us, take ownership, and make a real impact on our team and culture.

We are currently looking for a Motion Designer to join our creative team. 

The role includes creating dynamic ad creatives, video editing for social media, working with stock footage, graphics, subtitles, and sound design. 

Required skills:

• Experience with After Effects / Premiere Pro and a portfolio
• Good understanding of the principles of dynamic assembly
• Attention to details and time management skills
• Ability to work with deadlines

Core responsibilities: 

• Creation of advertising video creatives for digital campaigns
• Video editing (social networks, YouTube, TikTok,)
• Tracking and working with graphics
• Search and selection of stock video
• Adding subtitles to videos
• Mastery of AI tools for creating video and graphics

• Sound design

   

Would be a plus: 

• Experience with 3D objects

We offer: 

• Office format of work in Bucharest
• Our office is located near Promenada Mall, schedule Mon–Fri, 10:00–19:00

If you're interested, please send your CV and portfolio — we’d be happy to consider your application.

Required skills:

- Excellent communication and negotiation skills.
- Upper-Intermediate English (required) B2, C1.
- Self-management skills.
- Be familiar with web development lifecycle (searching+qualifying+closing stages).
- Knowledge of business correspondence.
- Must have skills and desire to sell.

Will be strong plus:

- Be familiar with web development lifecycle (searching+qualifying+closing stages)

Responsibilities:

- Writing proposals and bidding on Upwork and other b2b platforms.
- Active search and attraction of potential clients and business opportunities (USA, Europe)
- Facilitate sales and pre-sales activities
- Building up effective communications with prospects
- Business communications and negotiation with potential clients
- Working with technical staff to meet customer needs
- Search and qualify potential clients (upwork, linkedin, etc.).
- Business correspondence and video conferences with potential clients.
- Clarification of the client’s requirements (needs) and sales activities (deal closing).
- Maintaining data, statistics, and reporting on each active client.
- Report on weekly and monthly progress.

About the project:

Due to the expansion of the team, we are looking for a Salesperson who constantly develops their skills, monitors the quality of their work, and is a great team player.

As a Sales Manager, you play a vital role in our customer acquisition and revenue growth targets by keeping our company competitive and innovative. You will be responsible for maximizing our sales team’s potential.

Project Description:

We are looking for a DevOps Engineer with hands-on expertise in software development, release engineering, and configuration management to participate in development and testing of a 4K-enabled next-gen Android device with Google Assistant voice control.

Responsibilities:

The main responsibilities will be creating and support CI/CD pipelines for AOSP/Android, as well as dev team integration and testing support.

Mandatory Skills Description:

AWS
Linux
Java (8, 9)
Groovy
Bash scripts
Jenkins
Git

Nice-to-Have Skills Description:

Experience with microservices development
Experience in Android applications
Experience with languages: C++, Python
Frameworks: SpringBoot
Containers: Docker, Kubernetes
Testing tools: Appium, Selenium
Building tools: Graddle, Make, Maven

Languages:

English: B2 Upper Intermediate

HR-16868729

PIN-UP Global is an international holding specializing in the development and implementation of advanced technologies, B2B solutions and innovative products. We provide certification and licensing of our products, providing customers and partners of the holding with high-quality and reliable solutions.

We are looking for a C&B Benefits Manager!

Requirements:

- Experience in managing company benefits;
- Experience in launching benefits for new offices/locations;
- Implemented internal communication projects.

Will be plus

- Experience conducting employee satisfaction surveys;
- Experience working with insurance, sports clubs, and benefits cafeteria programs.

Responsibilities:

- Analyzing the demand and feasibility of existing benefits and improving them;
- Calculating the cost and attractiveness of new benefits (new types, new locations) for employees;
- Implementing benefits: drafting policies, internal communication, working with providers, analyzing effectiveness; 
- Analyzing market practices; 
Maintaining the knowledge base in Confluence, drafting new policies.
Administering accruals/deductions, coordinating with other departments (L&D, Admin, Finance, Events).

Benefits:
☘️ An exciting and challenging job in a fast-growing holding, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more;
🤝🏻 Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed;
📍 Beautiful offices in Warsaw, Limassol, Kyiv, Almaty, Yerevan work remotely or on-site with comfort and enjoy the opportunity to build a network of connections with professionals day by day;
🧑🏻‍💻 Modern corporate equipment based on macOS or Windows and additional equipment are provided;
🏖 Paid vacations, sick leave, personal events days, days off;
👨🏻‍⚕️ Corporate health insurance program for your well-being;
💵 Referral program enjoy cooperation with your colleagues and get the bonus;
📚 Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences;
🎯 Rewards program for mentoring and coaching colleagues;
🗣 Free internal English courses;
🧘 Yoga classes to help you stay active and energized;
🦄 Multiple internal activities: online platform for employees with quests, gamification, presents and news, PIN-UP clubs for movie and book lovers, board games cozy evenings, special office days dedicated to holidays;
🎳 Company events, team buildings.

Admiral Studios is a fast-growing Ukrainian IT outsourcing company, specializing in web development, mobile development, UI/UX, and SEO.

We embrace the latest and most advanced technologies: Node.js, React, Laravel, Shopify, Python, and WordPress.

We create quality projects for clients in the US, Europe, the UK, and Canada 🌍, especially Healthcare, Real Estate, and E-commerce projects.

Currently, our team consists of more than 60+ skilled experts 👨‍💻, and we are constantly growing.

Now, we’re looking for an IT Sales Manager ⭐️ to help us expand our client base and drive growth. If you have a sales background, a proactive mindset, and a passion for building long-term partnerships, this is your opportunity.
As a part of our growth & business development team, you’ll be supported in your desire for new challenges and professional growth.

For a perfect match, we expect  🎯

• 1 year in IT outsourcing or consulting sales 
• Experience in full-cycle sales, using Upwork or LinkedIn
• Understanding technologies as Node.js., React, WordPress, and Laravel
• Knowledge of IT services and industry trends
• Excellent communication and negotiation skills
• Objection-handling expertise
• Proficiency in CRM tools to track and manage sales activities efficiently

Nice to have 💎

• Experience selling to enterprise clients or high-value B2B accounts
• Knowledge of contract negotiation and deal structuring
• Experience selling E-commerce / Shopify solutions and SEO services

Duties & Responsibilities 💼

• Identify and close new business opportunities
• Conducting full-cycle sales using Upwork and other platforms: from prospecting and initial contact to contract signing
• Negotiate contracts and ensure smooth transitions for the delivery team
• Proactively work on internal sales tasks to improve processes and optimize sales operations
• Track and analyze sales performance to identify areas for improvement and implement strategic changes
• Handle objections effectively and develop creative solutions
• Analyze the market and competitors to identify new opportunities
  
   

Why Join Admiral Studios?

⭐️Growth-Oriented Environment – value efficiency, flexibility, and results. 

🤝Team Spirit – Regular corporate online & offline events to keep the team connected
📚Professional Development Support – we provide:

• A structured Performance Review system.
• Access to an internal knowledge library.
• Career growth opportunities with a clear development plan.
• A budget for improving work processes and implementing new ideas.

🧘Work-Life Balance – Enjoy a flexible work schedule and a fully remote work model.
✅Paid Time Off – 20 vacation days + 10 sick leave days per year.

Hiring steps: 
Screening — Test Task — Tech Interview — CEO Interview — Job Offer 

If your experience and skills match our candidate scorecard, the recruiting team will contact you within 5 business days 💙

Don't forget to provide your Telegram nickname for contact.

Whats Up Partners is a product company operating brands in Tier-1 markets, founded in 2023. We have several brands in the iGaming niche, which we are actively developing and never stop improving.

We are currently looking for a proactive, communicative specialist with a desire to develop and grow for the position of VIP Manager / Account Manager.
 

Your Mission

As a VIP Manager, you’ll be the go-to person for our most valued players — building strong personal connections, ensuring a best-in-class experience, and driving long-term loyalty. You’ll combine top-tier customer service with data-driven insights to create tailored journeys that maximize retention, lifetime value, and overall player satisfaction.
 

 🔸 Your tasks will be:

• build and maintain strong personal relationships with VIP players via phone, chat, email, and messengers (Telegram/WhatsApp);
• create and manage personalized VIP journeys, from onboarding to retention and growth;
• use predictive analytics to identify key triggers (churn, win/loss patterns, LTV growth) and act proactively;
• design and manage exclusive bonus schemes, promotions, and tailored offers — always focusing on ROI;
• provide concierge-level support for VIP clients, ensuring quick resolutions and premium service;
• collaborate with internal teams (Marketing, Product, Payments) to deliver the best possible VIP experience;
• contribute to retention strategies and loyalty policies that keep players engaged;
• report on VIP performance, KPIs, and ROI while identifying new growth opportunities.
   

🔸 You are definitely right for us if you have:

• 1+ years of experience in the iGaming niche as an Account Manager or VIP Manager;
• deep understanding of player motivation, customer retention strategies, and KPIs in the iGaming niche;
• C1 level of English;
• Experience with CRM systems and communication platforms (e.g., Telegram, WhatsApp, email, LiveChat, Zendesk);
• Excellent communication skills, emotional intelligence, and a proactive approach;
• Ability to balance player satisfaction and business profitability.
   

🔸 Will be a plus:

• knowledge of additional languages, such as German or Greek, is a big plus;
• experience working with high-value players (€5k+);
• ability to work with Tableau or similar systems such as SuperSet.
   

🚀 What we offer:

• direct access to VIP players and advanced business analytics tools;
• working days: Wednesday through Sunday inclusive, Monday and Tuesday are days off (negotiable). Working hours: 2:00 p.m. to 11:00 p.m.;
• the opportunity to make reservations in Ukraine;
• competitive salary + performance-based bonuses (related to customer retention, LTV, and NGR);
• professional and career growth — you will work for a company that supports initiative, invests in development, and encourages growth within the team;
• interesting tasks that require creative thinking and non-standard solutions;
• a strong, respectful, and friendly team that values results and humanity;
• training and development: the opportunity to attend courses, trainings, and specialized events at the company's expense;
• paid sick leave and vacation.

We are looking for a Slot Game Logic Developer who enjoys working at the intersection of game mechanics, mathematics, and clean code.

This role is focused on building and optimizing the core logic behind slot games - probabilities, RTP behavior, and simulation models.
 

What we expect

• Strong Python experience
• Experience with game development or game mechanics
• Ability to write clean, well-structured, maintainable code
• English sufficient for written communication (tasks, comments) and reading technical documentation

Nice to have (big plus)

• Experience with JavaScript / TypeScript
• Experience specifically with slot games
• Strong background in mathematics: probability theory, statistics, expected value (EV)
• Understanding of iGaming mechanics and metrics:
  • RTP
  • volatility
  • hit rate
  • max win probability
  • payout distribution
• Experience with Monte Carlo simulations, large-scale sampling, and optimization techniques
   

What you’ll be working on

• Implementing core slot game logic
• Running and optimizing RTP simulations
• Writing clean and readable code that is easy to maintain
• Researching and experimenting with new approaches and mechanics used in modern slot games
  
  Remote collaboration (aligned with Kyiv time zone).

About Us
Scrambly is one of the fastest-growing adtech startups in the world, featured in the AppsFlyer Performance Index and Singular ROI Index in just 3.5 years.

We’re growing 250%+ YoY across revenue, team, product, and technology — fully bootstrapped and profitable.

We’re building the future of app discovery: a reward-powered alternative to the App Store and Google Play. Our loyalty-driven ecosystem connects millions of users with the world’s top apps and delivers unmatched, ROI-focused growth for mobile advertisers.

Our mission is to build a true alternative to traditional app stores — fueled by rewards and data — and create a new, performance-first growth engine for mobile app advertisers.

About the Role
We are looking for a strong Senior Manual QA Engineer who takes full ownership of product quality.

You will be responsible for defining and driving the quality strategy for new features and releases across Scrambly’s web and mobile platforms (iOS & Android). This role is not just about executing test cases - it’s about identifying risks early, challenging requirements, and preventing production issues before they happen.

You will work on a high-traffic B2C platform serving millions of users, where quality directly impacts revenue, retention, and user trust.

Key Responsibilities

• Quality Ownership
  • Own the end-to-end quality process for features and releases
  • Define test strategy based on risk and business impact
  • Ensure release readiness and provide QA sign-off
  • Proactively identify weak points in product flows and edge cases
• Advanced Manual Testing
  • Perform deep functional, regression, cross-browser, and responsive testing across web and mobile platforms (iOS & Android), ensuring consistent behavior across devices, OS versions, and screen sizes
  • Validate complex flows (payments, offers, analytics events, integrations)
  • Perform API testing (Postman, Swagger) and verify data consistency
  • Validate analytics tracking and business-critical metrics
• Risk & Defect Management
  • Identify high-risk scenarios before release
  • Document clear, reproducible defects with strong prioritization
  • Verify fixes and ensure no regressions or hidden side effects
  • Collaborate closely with developers to resolve root causes, not symptoms
• Cross-Functional Collaboration
  • Challenge requirements and clarify ambiguities with Product
  • Validate UI accuracy against Figma (spacing, typography, behavior)
  • Ensure full requirement and edge-case coverage
  • Contribute to improving QA standards and processes

Requirements

• 5+ years of experience in manual QA (web + mobile)
• Strong understanding of risk-based testing
• Deep knowledge of functional, regression, and cross-platform testing
• Solid experience in REST API testing using Postman and Swagger
• Basic SQL knowledge (PostgreSQL)
• Strong analytical mindset and attention to detail
• Ability to work independently and take ownership
• Experience with mobile proxy tools (Proxyman or similar)
• Upper-Intermediate English (B2+) or higher

Nice to Have

• Familiarity with analytics validation tools such as Mixpanel, Segment, etc.
• Background in fast-paced startup environments
• Experience mentoring or supporting other QA team members
• Work on B2C or high-traffic consumer products
• End-to-end testing of multi-step user flows
• Basic exposure to load or performance testing tools (e.g., JMeter, k6)

What We Offer

• Impact: Your work directly influences revenue and user experience
• Ownership: Real responsibility and authority over release quality
• Speed: Fast product cycles with visible results
• Growth: A team that values strong opinions, quality standards, and proactive thinking
• Full-time & fully remote position
• 15 days of paid vacation days
• 5 days of paid days off
• 5 days of paid sick leave
• Maternity/Paternity leave
• National holidays based on the country of your stay