Jobs at Djinni

About Sinova Development:

Our main specialization is web development. We provide a full cycle of the web development services. 
Our projects span a wide range of industries, including AI, finance, medical, education, and marketing & advertising. 

Requirements:

— B2 level of English of higher 

— Proficiency in TypeScript and JavaScript

— Extensive knowledge of Next.js;

— Strong experience with React;

— Hands-on experience with state management libraries such as Redux, Mobx, Jotai, or Recoil;

— Solid experience with styling using TailwindCSS, Sass/Less, or CSS Modules;
— Proficiency in Node.js;

— Experience with backend frameworks like Nest.js or Express.js

—Knowledge of both relational and non-relational databases;

—Proficiency in using Postman

— Experience with Swagger;

— Understanding of JWT (JSON Web Tokens)

— Strong knowledge of Git
 

Will be a plus:

— Experience with AWS
— knowledge of Electron.js
— Experience in Web extension development

What we offer:

— Competitive salary;

— Ability to work remotely

— flexible working day, 5 days a week;

— Career growth potential;

— Friendly team

Please send your CV here or via email.

You’ll be invited to a personal interview if the first stage is successfully completed. 

We are looking for a Senior Frontend Developer with a passion for building modern, scalable, and high-impact applications. You will be joining an ambitious team working on breakthrough technology for the healthcare sector — delivering solutions that transform how providers and organizations manage their workflows and operations.
 

Our platform is designed to address critical needs in the healthcare space, including:
✅ Advanced document management for all types of providers
✅ Job placement and staffing solutions to streamline hiring processes
✅ Facility management tools for operational efficiency
✅ Secure password and access management systems

You will have the opportunity to work on a product suite that makes a real difference in healthcare delivery, while using cutting-edge technologies and modern development practices.

What you'll do:

• Develop and maintain React + TypeScript applications from the ground up
• Design and implement clean, reusable, and scalable frontend architecture
• Collaborate closely with product, design, and backend teams to deliver end-to-end features
• Consume and integrate REST APIs effectively
• Ensure excellent code quality through attention to detail, testing, and code reviews
• Take ownership and proactively drive features from concept to production
• Contribute to UI/UX discussions to help build intuitive and accessible interfaces

What we’re looking for:

• 4+ years of professional experience with React and TypeScript
• Strong understanding and hands-on experience with REST APIs
• Proven ability to deliver frontend solutions from scratch
• A self-motivated, responsible, and detail-oriented engineer who takes pride in their work
• Excellent communication skills and ability to collaborate in English (B2+ level)
• Strong problem-solving skills and commitment to producing high-quality work

Nice to have (optional):

• Experience with frontend performance optimization
• Familiarity with modern testing frameworks (Jest, React Testing Library)
• Knowledge of accessibility standards (WCAG)

Why join us?

🌟 Be part of a mission-driven team building technology that truly matters in healthcare
🌟 Work in a supportive, flexible, and collaborative environment
🌟 Opportunity to influence architecture and key technical decisions
🌟 Remote-friendly culture

We are an iGaming company with over 4+ years of experience and a team of more than 1300+ specialists. 
Our achievements include 10+ major projects that are popular among our clients and successfully operate in Tier 1-3 countries. The company attracts and values highly qualified specialists, which allows us to efficiently build processes and successfully expand our presence in new locations.
Join the team that launches new projects in various markets and shapes the future of the iGaming industry.

What You Will Do:

• Ensure accurate, timely, and complete reconciliation of PSP statements
• Perform daily reconciliation with PSPs and verify balance accuracy
• Conduct daily reconciliation by project for the previous day: calculate FX losses, verify partner payments (marketing), and allocate expenses by category
• Execute balance transfers between PSPs, including coverage on weekends
• Analyze and close consolidated monthly cash flow reports

• Maintain management reports by GEO (including losses, rolling, chargebacks, and FX differences)

   

What Experience Is Important to Us:

• 5+ years of relevant experience in finance
• Advanced skills in Excel / Google Docs
• Proven experience working with large datasets
• Hands-on experience with PSP reconciliation
• Background in preparing and maintaining management reporting

Onboarding Tasks (First 2–3 Months):

• Study PSP work regulations
• Fill in test files for assigned PSPs within the first two weeks
• Start reconciling PSP statements and conducting full audits
• Learn the procedure for PSP balance transfers and execute transfers under the guidance of the Senior Finance Manager

• Learn and apply the project reconciliation workflow

   

Why you should join us:

• We work remotely: Mon-Fri, from 10:00 to 19:00 (GMT+3) – save time by avoiding commuting.
• Work equipment – everything you need for your productivity and comfort.
• Paid vacation and sick leave – we care about your health and timely rest.
• Cool creative gifts for holidays and events – we know how important it is to delight our employees on special occasions.
• Competitive salary – your contribution will be properly valued.
• Participation in company internal events – knowledge exchange among colleagues and enhancing your expertise.
• Freedom from micromanagement and rigid hierarchies – we make decisions quickly, and you can always reach out for advice directly from any team member.

• Referral program in the company – build a dream team with us and receive nice bonuses.

   

As a team, we are constantly striving to be the best among our competitors! We offer a dynamic, forward-thinking work environment within a profitable company. We recognize that our specialists and managers are crucial to our success and are always ready to support their initiatives.

Join Burny Games — a Ukrainian company that creates mobile puzzle games. Our mission is to create top-notch innovative games to challenge players' minds daily.
 

What makes us proud?

• In just two years, we've launched two successful mobile games worldwide: Playdoku and Colorwood Sort. We have paused some projects to focus on making our games better and helping our team improve.
• Our games have been enjoyed by over 8 million players worldwide, and we keep attracting more players.
• We've created a culture where we make decisions based on data, which helps us grow every month.
• We believe in keeping things simple, focusing on creativity, and always searching for new and effective solutions.
   

What are you working on?

• Genres: Puzzle, Casual
• Platforms: Mobile, iOS, Android, Social
   

Team size and structure?

100+ employees
 

Key Responsibilities:

• Monitor and interpret key product and business metrics, identifying trends, risks, and opportunities.
• Set up, launch, and evaluate A/B tests and other experiments.
• Perform deep-dive analyses on new features, game loops, player behavior, and monetization flows.
• Translate messy data and complex logic into clear, actionable dashboards and insights.
• Automate repetitive data processes, build alerting systems, and optimize existing workflows.
• Collaborate with Producers, devs, and other analysts to improve data collection, instrumentation, and event design.
• Own your work — we value initiative and give you space to implement bold, impactful ideas.
   

About You:

• At least 2 year of experience as an analyst in game dev industry.
• Understand mobile game KPIs and lifecycle stages.
• Fluent with tools like Amplitude, AppsFlyer, OneSignal, and know how to get the most out of them.
• Built dashboards and reporting systems in Power BI, Tableau, or similar — ones that actually get used by teams.
• You can write clean SQL, use Python comfortably, and work with common data/analytics libraries.
• Understand of A/B testing nuances, from design to interpretation.
• Detail-obsessed – the kind of person who notices when something’s off before anyone else.
• Able to tell a data story and present complex findings clearly to both tech and non-tech teammates.
   

Will Be a Plus:

• Experience building and optimizing ETL workflows [dbt/Dataform, Airflow, etc].
• Applied machine learning for player segmentation, retention modeling, or monetization forecasting.
   

What we offer:

• 100% payment of vacations and sick leave [20 days vacation, 22 days sick leave], medical insurance.
• A team of the best professionals in the games industry.
• Flexible schedule [start of work from 8 to 11, 8 hours/day].
• L&D center with courses.
• Self-learning library, access to paid courses.
• Stable payments.
   

The recruitment process:

CV review → Interview with TA manager → Interview with Head of Analytics → Optional Test Task → Job offer

If you share our goals and values and are eager to join a team of dedicated professionals, we invite you to take the next step.

Do you want to develop your deep data engineering skills in a complex and high-impact AI product? You have the opportunity to apply your knowledge and grow across all areas of our robust data ecosystem!

Join Aniline.ai! We are a forward-thinking technology company dedicated to harnessing the power of AI across various sectors, including HR, facility monitoring, retail analytics, marketing, and learning support systems. Our mission is to transform data into actionable insights and innovative solutions.

We are seeking a highly skilled Data Engineer with a strong background in building scalable data pipelines, optimizing high-load data processing, and supporting AI/LLM architectures. In this critical role, you will be the backbone of our data operations, ensuring quality, reliability, and efficient delivery of data across our entire platform.

Key Responsibilities & Focus Areas

You will be a key contributor across our platform, with a primary focus on the following data engineering areas:

1. 💾 Data Pipeline Design & Automation (Primary Focus)

• Design, build, and maintain scalable data pipelines and ETL/ELT processes.
• Automate the end-to-end data pipeline for the periodic collection, processing, and deployment of results to production. This includes transitioning manual processes to robust automated solutions.
• Manage the ingestion of raw data (company reviews from various sources) into our GCP Data Lake and subsequent transformation and loading into the GCP Data Warehouse (e.g., BigQuery).
• Set up and maintain systems for pipeline orchestration.
• Develop ETL/ELT processes to update client-facing databases like Firebase and refresh reference data in PostgreSQL.
• Integrate data from various sources, ensuring data quality and reliability for analytics and reporting.

2. 🧠 AI Data Support & Integration

• Engineer data flow specifically for AI/LLM solutions, focusing on contextual retrieval and input data preparation.
• Automate the pipeline for updating contexts in the Pinecone vector database for Retrieval-Augmented Generation (RAG) architecture.
• Prepare processed and analyzed data for loading into result tables (including statistics and logs), which serve as the foundation for LLM inputs and subsequent client reporting.
• Perform general Python development tasks to maintain and support existing data-handling code, including LangChain logic and data processing within Jupyter Notebooks.
• Collaborate with cross-functional teams (data scientists and AI engineers) to ensure data requirements are met for LLM solution deployment and prompt optimization.
• Perform data analysis and reporting using BI tools (Looker, Power BI, Tableau, etc.).

3. ⚙️ Infrastructure & Optimization

• Work with cloud platforms (preferably GCP) to manage, optimize, and secure data lakes and data warehouses.
• Apply knowledge of algorithmic skills and complexity analysis (including Big O notation) to select the most efficient algorithms for high-load data processing.
• Conduct thorough research and analysis of existing infrastructure, data structures, and code bases to ensure seamless integration and stability of new developments.

Requirements

• Proven experience as a Data Engineer, focusing on building and optimizing ETL/ELT processes for large datasets.
• Strong proficiency in Python development and the data stack (Pandas, NumPy).
• Hands-on experience with cloud-based data infrastructure (GCP is highly preferred), including Data Warehouses (BigQuery) and Data Lakes.
• Familiarity with database technologies including PostgreSQL, NoSQL (Firebase), and, crucially, vector databases (Pinecone, FAISS, or similar).
• Experience supporting LLM-based solutions and frameworks like LangChain is highly desirable.
• Solid grasp of software engineering best practices, including Git and CI/CD.

Nice-to-Have Skills

• Proven track record in building and optimizing ETL/ELT processes for large datasets.
• Experience integrating OpenAI API or similar AI services.
• Experience in a production environment with multi-agent systems.

Next Steps

We are keen to see your practical data engineering experience! We would highly value a submission that includes a link to a Git repository demonstrating your expertise in building a robust data pipeline, especially one that interfaces with LLM/RAG components (e.g., updating a vector database).

Ready to architect our next-generation data ecosystem? Apply today!

UPQODE is looking for a skillfull Content Manager to strengthen our team.

Requirements:

- Desire to develop in Web Development, Web Design and Digital Marketing
- Upper-intermediate English level
- Structured thinking
- An eye for detail, high level of accuracy
- Managerial skills
- Willingness to learn

Will be a plus:

- Experience in Webflow, Wordpress, Shopify, Framer, Duda
- Experience in Figma
- Experience in SEO
- Experience in Web Design
- Knowledge of any Website CMS
- Basic knowledge of HTML/CSS

Responsibilities:

- Building/Designing websites on Webflow, Wordpress, Shopify, Framer, Duda
- Content adding and editing on the websites (all mentioned CMS)
- Collaboration with developers, designers and marketing team members
- Testing functionality
- Writing Documentation
- Promoting Company Products

What We Offer:

- A work culture built on mutual success, trust, and continuous growth;

- Competitive compensation with clearly scheduled salary reviews and raises;

- A high-performing project management team and an inspiring atmosphere of camaraderie;

- The opportunity to lead a talented team of top-tier developers and designers;

- Sports compensation to help you stay active and energized;

- Paid vacation and sick leave — because your well-being matters;

- Comprehensive health insurance coverage;

- A modern, comfortable office in the center of Lviv;

- An amazing team, warm atmosphere, and engaging corporate events.

We’re looking for a skilled Digital Marketer with hands-on experience in launching performance-driven campaigns and implementing data-driven strategies. If you’re passionate about growth marketing and lead generation for the U.S. market - we’d love to meet you.

Requirements:

 
- Minimum 1 year of experience in a Digital Marketer or similar role.

- Hands-on experience in developing and launching advertising campaigns.

- Google Ads (Search, Display, Remarketing),

- Meta Ads (Facebook, Instagram).

- Experience working with GA4 and Google Tag Manager for event setup and conversion tracking.

- Ability to work with CRM systems (Active Collab or similar).

- Experience with SEO (both basic and technical aspects).

- Excellent communication skills in English (Intermediate level or higher).

- Ability to manage multiple projects simultaneously (multitasking) and meet deadlines.

- Strong analytical thinking and performance-driven mindset.

- Proactive attitude with the ability to propose and implement new ideas.

Bonus Skills (a plus):
 

- Experience with Email Marketing (Mailchimp, Klaviyo, HubSpot).

- Experience in creating reports and dashboards in Looker Studio.

Relevant certifications:

- Google Ads Search Certification,

- Google Analytics Certification.

What We Offer:

- A work culture built on mutual success, trust, and continuous growth;

- Competitive compensation with clearly scheduled salary reviews and raises;

- A high-performing project management team and an inspiring atmosphere of camaraderie;

- The opportunity to lead a talented team of top-tier developers and designers;

- Sports compensation to help you stay active and energized;

- Paid vacation and sick leave — because your well-being matters;

- Comprehensive health insurance coverage;

- A modern, comfortable office in the center of Lviv;

- An amazing team, warm atmosphere, and engaging corporate events.

Hi there!
We’re Jett Develops, a digital product design & development agency. We work with early-stage startups and fast-growing companies in FinTech, GreenTech, SaaS, and EdTech. Our work helped clients raise over $20M and build platforms used by Microsoft, Evergrow, and more.

We’re now growing our presence on Upwork — and we’re looking for a curious, detail-oriented person to help us find the right leads and send strong proposals.
No experience needed — we’ll teach you everything step by step!

What You’ll Do

• Monitor new job posts on Upwork using our filters
• Review project details like budget, location, and tech stack
• Choose the right company profile to apply with (we have several)
• Use templates and case studies to create proposals
• Ask the team if you need more info (e.g., technical details or project goals)

• Keep track of your work in our CRM

   

What We’re Looking For

• Solid written English — enough to write clear messages and understand client posts
• Great attention to detail — you actually read what the client is asking for
• Ability to follow instructions (and improve them when needed)
• Curiosity and willingness to learn
• Some basic tech understanding — if you’ve heard of Figma, Webflow or React, that’s already great!

Nice to Have (but not required)

• Experience with Upwork or other freelance platforms
• Knowledge of Google Sheets, Slack, or CRMs
• Background in tech, marketing, or copywriting

What You’ll Get

• Full onboarding and training — we’ll guide you from day one
• Clear step-by-step processes — no chaos, no guesswork
• Daily feedback and support from the team
• Flexible schedule — work when it suits you
• Real growth opportunities — in sales, research, proposal writing, or client communication — based on what you’re best at

How to Apply

Just answer 3 short questions:

1. Why are you interested in this role?
2. How would you rate your English and writing skills?
3. Have you worked with Upwork or other freelance platforms before?

Let’s build something great together.
– Team Jett Develops

We are looking for a Computer Vision Engineer with a background in classical computer vision techniques and hands-on implementation of low-level CV algorithms.

The ideal candidate will have experience with SLAM, Visual-Inertial Odometry (VIO), and sensor fusion.

We consider engineers at Middle/Senior levels — tasks and responsibilities will be adjusted accordingly.

Required Qualifications:

• 3+ years of hands-on experience with classical computer vision
• Knowledge of popular computer vision networks and components 
• Understanding of geometrical computer vision principles
• Hands-on experience in implementing low-level CV algorithms
• Practical experience with SLAM and/or Visual-Inertial Odometry (VIO)
• Proficiency in C++
• Experience with Linux
• Ability to quickly navigate through recent research and trends in computer vision.

Nice to Have:

• Experience with Python
• Familiarity with neural networks and common CV frameworks/libraries (OpenCV, NumPy, PyTorch, ONNX, Eigen, etc.)
• Experience with sensor fusion.

We’re looking for a driven Affiliate Manager to help scale our affiliate network in the LatAm region. This role requires proactive communication with partners, campaign analysis, and performance optimization.Key Responsibilities:
 

• Develop and manage affiliate partnerships (CPA, Hybrid, RevShare)
• Build and maintain relationships with key affiliates
• Identify new partners and re-engage inactive ones
• Represent the company at affiliate events and conferences
• Monitor traffic compliance with brand policies
• Collect and analyze performance data, and create bonus offers

 Requirements:
 

• 2+ years in affiliate marketing (iGaming experience is a must)
• Strong understanding of traffic sources and key metrics (ROI, ROMI, eCPA, ARPU)
• Proficiency in Excel and analytical tools
• English: B2+; Spanish or Portuguese is a strong plus

 Nice to Have:
 

• Experience in high-risk verticals
• Previous work with LatAm markets

 If you’re ready to take your affiliate career to the next level — we’d love to hear from you!

We’re looking for a data-driven leader who can turn complex data into strategic decisions. You’ll be responsible for building the full analytics ecosystem — from raw data extraction to impactful, visual dashboards.

Responsibilities

• Build dashboards using Tableau, Power BI or similar tools
• Extract, transform, and validate data using SQL, BigQuery
• Create clear reports, data visualizations, and actionable recommendations
• Identify patterns in player behavior and performance trends
• Work with data across finance, CRM, product, and traffic metrics

Requirements

• 3+ years of experience in analytics / BI / data science
• Strong command of SQL
• Advanced skills in Tableau or other BI tools
• Solid understanding of LTV, ROI, NGR, ARPU, segmentation
• Experience in iGaming or fintech is a strong plus

We Offer

• High level of autonomy and influence on business decisions
• Work with large-scale data in a fast-growing industry
• Competitive compensation

We’re looking for an experienced Media Buyer with strong expertise in paid traffic channels (Push, Pop, Native, Video). You’ll be responsible for launching and scaling performance campaigns in a highly competitive environment.

Responsibilities

• Launch, monitor, and optimize advertising campaigns
• Work with tracking platforms (Keitaro, Binom, Voluum)
• Test new traffic formats and affiliate platforms
• Collaborate with designers and write briefs for creatives
• Analyze campaign performance and improve CR / ROI

Requirements

• 2+ years of experience in media buying (iGaming or traffic arbitrage preferred)
• Strong knowledge of push, pop, native, video traffic formats
• Experience managing large ad budgets and campaign analytics
• Solid understanding of CPC, CPM, ROI, LTV metrics
• Confident with Excel and strong analytical skills
• English level: B2 or higher

Nice to Have

• Experience in iGaming, betting, crypto, or adult verticals
• Spanish or Portuguese language skills

The Role

As our Senior Backend Engineer, you’ll design and build the backend infrastructure that supports high-throughput, reliable, and secure AI agent workflows. You’ll work cross-functionally with ML engineers and data scientists to operationalize models at scale.

Key Responsibilities

• Architect and implement scalable APIs, microservices, and event-driven systems to power ML pipelines and agent orchestration
• Design efficient data modeling, ETL, and persistent storage suited for high-volume, real-time agent data 
• Optimize backend performance and ensure system stability under heavy concurrent load
• Collaborate closely with founders and ML teams to deliver end-to-end agent features
• Establish CI/CD pipelines, monitoring frameworks, and enforce backend security best practices
• Mentor junior engineers and contribute to team culture and best practices

Requirements

• 5+ years designing, implementing, and maintaining backend systems in Python
• Experience building distributed, scalable services with microservices or serverless architectures
• Strong grasp of relational and NoSQL databases, message queues (e.g., Kafka), and ETL patterns 
• Proven track record in API design (REST/gRPC), authentication, and reliable asynchronous processing
• Familiarity with containerization (Docker, Kubernetes) and observability tools (Prometheus, Grafana)

Nice to Haves

• Prior experience launching AI products or backend systems for ML/agent-driven applications
• Knowledge of LLM APIs, prompt pipelines, and agent orchestration
• Familiarity with cloud-native tools (AWS Lambda, S3, DynamoDB, GCP/Azure equivalents)
• Experience in startup or early-stage environments

Why You Should Join

• Competitive equity & pay - get in early and own what you build.
• Work closely with experienced founders with a proven startup track record.
• Move fast, ship fast - no corporate bureaucracy.
• Shape the AI revolution in healthcare - massive market, untapped potential

The Role

We’re looking for a Senior ML Engineer to lead the design, deployment, and optimization of large-scale models powering intelligent agents. Your role spans model architecture, operational deployment, and production monitoring.

Key Responsibilities

• Design, fine-tune, and evaluate large language models and neural networks for modular agent behavior
• Build robust ML pipelines (data ingestion, feature engineering, model training, serving, monitoring)  
• Develop containerized model serving infrastructure (Docker, Kubernetes), integrating with backend APIs
• Implement evaluation frameworks, A/B testing, and performance metrics to quantify agent effectiveness
• Ensure reproducibility, traceability, and compliance across ML lifecycle
• Collaborate with backend engineers to define inference service SLAs and efficient real-time ML delivery
• Mentor junior ML teammates and establish team-level best practices

Requirements

• 5+ years as an ML Engineer or applied ML researcher with production model deployment experience
• Strong Python skills, experience with ML frameworks (TensorFlow, PyTorch) and LLM tooling (HuggingFace)
• Expertise in MLops: Docker, Kubernetes, model serving (e.g., Triton, FastAPI), CI/CD
• Familiarity with data pipelines, SQL, cloud platforms (AWS SageMaker, GCP Vertex, Azure ML)
• Solid understanding of model evaluation, A/B testing, and ML performance metrics
• Excellent collaboration skills with product, backend, and data teams

Nice to Haves

• Prior work with conversational agents, retrieval-augmented generation, or multi-model orchestration
• Experience with vector search stacks (e.g. Pinecone, FAISS)
• Knowledge of embedding techniques, prompt engineering, or Reinforcement Learning from Human Feedback (RLHF)
• Startup experience and ability to navigate ambiguity and shape technical direction

Why You Should Join

• Competitive equity & pay - get in early and own what you build.
• Work closely with experienced founders with a proven startup track record.
• Move fast, ship fast - no corporate bureaucracy.
• Shape the AI revolution in healthcare - massive market, untapped potential

CRM Manager – Casino & Sports

We’re looking for a CRM Manager with experience in casino and/or sports betting to lead user lifecycle campaigns, drive retention, and boost engagement across both verticals. If you're data-savvy, customer-focused, and thrive in a fast-paced environment — we’d love to meet you.

Key Responsibilities

• Manage the full player lifecycle: activation, retention, reactivation.
• Plan, execute, and optimize multichannel CRM campaigns (email, SMS, push, in-app, messengers).
• Segment players and personalize offers based on user behavior, preferences, and lifecycle stage.
• Coordinate campaign timing around key sports events and casino promotions.
• Collaborate with product, content, design, and tech teams to deliver high-impact user journeys.
• Analyze key KPIs: Retention Rate, LTV, ARPPU, GGR, Bonus Cost, Churn Rate, and optimize accordingly.
• Stay ahead of industry trends to evolve CRM strategy and increase player loyalty.
• Ensure full compliance with responsible gaming standards and regional regulations.
  
   

Requirements

• Proven experience in CRM / Lifecycle Marketing, ideally in the iGaming, online casino, or sports betting space.
• Understanding of player behavior, campaign personalization, and customer segmentation.
• Familiarity with CRM tools (e.g., Customer.io, OneSignal, Twilio).
• Experience working with BI tools to analyze campaign performance and user data.
• Strong communication skills and a data-driven mindset.
  English – Upper-Intermediate or higher is required.
• 
  
   

Why Join Us?

• Be part of a fast-scaling global iGaming company.
• Take ownership of CRM strategy across two high-impact verticals.
• Collaborate with a passionate, international team.
• Flexible remote setup and room to grow your career.