Jobs at Djinni

Position overview

We are seeking an AI Engineer with a strong software engineering background, proficient in Python and modern cloud-native technologies. The ideal candidate has hands-on experience with Snowflake, BigQuery, or AWS data platforms and solid expertise in data engineering, including ETL, Spark, Spark Streaming, Jupyter Notebooks, data quality, and medallion architecture and design.

Experience with machine learning best practices such as model training, evaluation, and weighting is essential.

Responsibilities

• Design, develop, and deploy scalable AI and machine learning models.
• Build and maintain data pipelines and ETL processes using Spark, Spark Streaming, and related tools.
• Ensure high data quality and implement medallion architecture design principles.
• Collaborate with data scientists, engineers, and product teams to translate requirements into technical solutions.
• Implement best practices for model training, evaluation, and performance tuning.
• Develop, integrate, and maintain AI agents and conversational AI solutions where applicable.
   

Requirements

• Strong software engineering skills (Python, cloud-native stacks)
• Hands-on experience with Snowflake, BigQuery, or AWS data platforms
• Solid data engineering experience (ETL, Spark, Spark Streaming, Jupyter Notebooks, data quality, medallion architecture)
• Knowledge of machine learning best practices (model training, evaluation, weighting)
   

Nice to have

• Experience building AI agents (Langchain, Langgraph, OpenAI Agents, PydanticAI)
• Experience building conversational AI agents (AI chats, Evaluation-Driven Development)

FixIT is looking for a motivated Lead Generator

with a strong command of English who is eager to grow in the field of IT sales.
This is a perfect opportunity for someone whoʼs just starting their career but already has a basic understanding of lead generation (LinkedIn, email outreach, Upwork, etc.) and a strong willingness to learn.

Responsibilities:

• Searching for potential clients via Upwork (primarily), LinkedIn, email outreach, CRM, and other channels
• Initiating first contact with leads
• Maintaining and updating the contact database
• Working closely with the sales team
• Reporting on work progress and results

Requirements:

• Upper-Intermediate (B2+) or higher level of English, especially written!
• Basic understanding of lead generation or sales processes
• Attention to detail, responsibility, and proactivity
• Proficiency in Excel / Google Sheets and basic CRM tools

Would be a big plus:

• Completion of courses in lead generation / sales / marketing
• Experience working with tools like LinkedIn, Upwork, Apollo, HubSpot, etc.
• Understanding of B2B sales

We offer:

• A results-driven and supportive team
• Opportunities for professional growth
• Fixed salary + performance-based bonuses
• Flexible schedule

What we need from this position:

• Eagerness to learn manual and automated testing
• Good Requirement analysis skills
• Good defects finding and reporting skills
• English - Intermediate
• Knowledge of testing theory (test types, test cases, bug reports, etc.)
• Knowledge of operating systems, network protocols, and databases
• Knowledge of Python
• Basic knowledge of hardware
• Fast learner with strong problem-solving skills, good logical thinking
• Willingness to work on a stable long-term project
• Able to work from office 3-5 days per week, with flexible working hours

Would be a plus:

• Experience with data traffic analyzers (Wireshark, Charles, etc.)
• Experience with Jira, TestRails/Allure, Figma-

Job Responsibilities

We expect you to do:

• Manual testing of digital media applications on different platforms (Android TV, Fire TV, Web, iOS, tvOS, Android Mobile, etc.)
• Developing of test case automation using Python
• Working with next-gen AI technology
• API Testing using Postman
• Status reporting
• Review of new features’ requirements, review of test-cases, test-case coverage
• Investigating and reporting issues
• Configuration of test environment

Department/Project Description

Testing of TV streaming applications for an international broadcasting company headquartered in New York, US. The company owns several television channels/brands and has developed state-of-the-art TV streaming applications for Android TV, Android Mobile, iOS, tvOS, Roku, Web, Fire TV platforms, and wants to have a solid QA framework to continuously test these applications.

Within this opportunity, our future engineer can get hands on experience with manual testing, learn how to automate the manual test cases and will have a chance to work hands on with cutting edge AI technology.

Required:

• Good knowledge of testing theory (test types, test cases, bug reports etc.)
• Basic knowledge of hardware
• Attention to detail, patience, and investigation skills
• At least intermediate English level
• Fast learner with strong problem-solving skills

Preferred:

• Basic knowledge of Python
• Technical writing

Job Responsibilities

• Manual testing of streaming devices' firmware on different platforms
• Creating bug reports
• Creating and updating test documentation

Department/Project Description

Our Customer is one of the largest companies in the home entertainment consumer electronics market, striving to provide its clients with high-quality products and services.

The main project goal is to ensure the high quality of firmware releases on various streaming platforms (STBs, Smart TVs, sound devices) by conducting testing on real equipment in different combinations and setups. The project includes manual and automated testing.

Trinetix is looking for a Middle Automation QA Engineer. 

You’ll be part of a dynamic, international team working on large-scale enterprise platforms for a leading U.S.-based client in the consulting and financial services sector. Our mission is to build impactful, high-tech solutions that streamline business operations, enhance efficiency, and drive digital transformation. 

We focus on solving real business challenges - developing robust platforms that support critical decision-making and operational excellence. Our projects span across continents, offering the opportunity to collaborate with top-tier professionals from around the world. Welcome to join a Global Team Driving Real-World Innovation. 

Requirements 

• 2.5+ years of QA experience, including manual and automation testing. 
• Hands-on experience with end-to-end test automation using Playwright (TypeScript). 
• Strong understanding of software testing methodologies, principles, and frameworks. 
• Proficiency with task tracking and test management tools (Azure DevOps, Jira, or similar). 
• Knowledge of software architecture, including client-server, web applications, and APIs. 
• Familiarity with browsers’ capabilities and limitations. 
• Ability to analyze requirements, identify potential issues, and design effective test cases. 
• Knowledge of test activities estimation techniques. 
• Excellent problem-solving and troubleshooting skills. 
• Meticulous attention to detail with a strong focus on quality. 
• Upper-Intermediate English (spoken and written). 

Nice-to-haves 

• Experience with API test automation 
• Working knowledge of SQL 
• Experience with Tricentis Tosca or other no-code automation tools 
• Familiarity with automation in large-scale or enterprise environments 
• ISTQB certification 
• Previous experience in Agile/Scrum teams 

Core Responsibilities 

• Design, implement, and maintain E2E automated test flows 
• Analize autotests results and report bugs 
• Collaborate with developers, BAs, and QA peers across multiple PODs 
• Analyze requirements and contribute to reusable, scalable automation strategies 
• Support continuous improvements of the QA process and frameworks 

What We’re Looking For 

• A QA engineer with proven automation experience, capable of leading E2E testing initiatives 
• An adaptable professional eager to embrace code-based automation tools and align with company-wide best practices 
• A strong communicator who values clarity, reuse, and maintainability in test design 
• Not afraid to work in a structured, review-driven environment that emphasizes reusability and standardization 

What we offer 

• Continuous learning and career growth opportunities 
• Professional training and English/Spanish language classes 
• Comprehensive medical insurance 
• Mental health support 
• Specialized benefits program with compensation for fitness activities, hobbies, pet care, and more 
• Flexible working hours 
• Inclusive and supportive culture 

Project description

Be part of a high-impact initiative at a leading global investment bank. We're building the next generation of the Multi-Tenant Enterprise Governed Data Platform (MEGDP)—a centralized, cloud-native analytics solution on Microsoft Azure. Supporting 50+ business units across Risk, Finance, Treasury, and more, MEGDP is key to the bank’s CCAR compliance and digital transformation.
We're looking for passionate technologists to help us scale a secure, production-ready platform that powers critical decision-making across the enterprise.

Key highlights:
• Mission-critical programme with direct exposure to regulatory and strategic priorities.
• End-to-end data architecture: ingestion from strategic source systems, real-time execution dashboards, and secure data egress.
• Scalable, future-ready platform addressing legacy limitations and enabling rapid response to evolving business needs.
• Career acceleration: work with cutting-edge tech, cross-functional teams, and a clear path for growth.

Responsibilities

Engineer robust test automation for a cutting-edge cloud data platform, ensuring it meets the complex data transformation needs of 50+ business tenants.

Design and implement scalable, maintainable test frameworks that integrate seamlessly into our CI/CD pipelines, accelerating delivery and reducing defects.

Collaborate closely with developers, data engineers, and business stakeholders to understand requirements, validate functionality, and deliver high-quality solutions.

Own end-to-end testing of new features—from defining test strategies and writing automated tests to analyzing results and driving continuous improvements.

Champion engineering excellence by identifying opportunities to optimize test coverage, reduce manual effort, and enhance platform reliability.

Communicate progress and risks effectively, contributing to a culture of transparency, quality, and innovation.

Skills

Must have

5+ years of experience in software engineering, with a strong focus on building enterprise-grade applications using Java and the Spring Boot framework.

Proficient in Java programming, REST API development and testing, Maven, and Cucumber BDD for behavior-driven development and test automation.

Proven ability to design and implement robust automated test cases in cloud-based environments (preferably Microsoft Azure) based on user stories and acceptance criteria.

Solid understanding of SQL and working knowledge of Python or Scala for data validation and test scripting.

Hands-on experience with CI/CD tools, Git/GitHub/GitLab, and pipeline automation.

Knowledge of performance testing, load testing, or security testing tools and methodologies.

Strong problem-solving skills with experience in debugging complex systems and developing scalable test automation solutions.

Comfortable working in Agile/Scrum environments with cross-functional teams.

Nice to have

Familiarity with Data Lake, Databricks, Big Data, and ETL pipelines in a cloud environment (preferably Microsoft Azure).

Hands-on experience with containerization technologies (e.g., Docker, Kubernetes).

Exposure to Kafka or other event streaming platforms is a plus.

Understanding of financial services, with practical experience in QA within the financial domain.

The Customer:

Our client provides comprehensive operational support and a range of expert services to the world’s leading insurers, brokers, fleet managers, and automotive manufacturers. The client helps the global insurance market handle millions of claims each year in the most cost-effective and efficient ways possible. The Group is embarking on an exciting and challenging transformation program and our software solutions are a driving force behind this strategy using cloud computing and leading-edge design patterns. 

The Role:

The Senior QA Tester Automation Engineer will work with the rest of the QA team to record and automate test scripts using C# and a range of toolsets and following the standards set out. 

You will become an expert in our strategic technology platform, built in Microsoft Azure, servicing our regional and global client base within the Insurance industry.

Key Responsibilities

• Writing automated test scripts to verify and validate that the new software meets the business needs
• Gaining a strong understanding of the business operation
• Recording and monitoring QA test results 
• Enhancing existing automation back end and front end framework 
• Providing coaching support to others in the QA team
• Providing QA effort estimates in work refinement sessions
• Helping to drive the test automation strategy across the business
• Running performance tests and ensuring that the results meet established levels
• Assisting in the user acceptance test (UAT) process by helping end users understand how to use the software
• Be an active member of the Scrum team, improving processes and ensuring that the team delivers on their commitment

Knowledge and Skills required

• 5+ years of experience in testing (with at least 3 years in UI/API automation).
• Sound knowledge and experience of Web Application testing including API testing using Rest #.
• Experience using C# language.
• Experience with software QA processes, methodologies, and tools. 
• Sound knowledge of SQL server and TSQL, Visual Studio, Git, Selenium, Xray and Page Object Model.
• Knowledge of current industry-wide quality & test processes, practices, tools and techniques.
• Self-organizing problem solver with the ability to think outside the box.
• Works effectively with both local and remote colleagues, collaborating, motivating, and energizing others.
• Excellent verbal and written communication skills with strong attention to detail.
• Continuously looking to improve and learn new technologies, participating actively in the development community, contributing to blogs, researching or Opensource.
• Enjoys working in a fast-paced environment.

Experience required

• Previous experience working in medium-sized development teams.
• Experience working in an agile environment employing scrum methodology and JIRA as a SDLC management tool.

Important: after confirming your application on this platform, you’ll receive an email with the next step: completing your application on our internal site, LaunchPod. So keep an eye on your inbox and don’t miss this step — without it, the process can’t move forward.

Why join us
If you’re looking for a place to grow, make an impact, and work with people who care, we’d love to meet you! :)

About the role
As a Full Stack Senior/Lead Engineer, you’ll join a cross-functional, agile team to build new features and enhance product experiences for millions of users. You’ll contribute across web and mobile platforms, improve performance, and ensure seamless user interactions.

What you will do
● Work independently and provide guidance to other team members;
● Ensure smooth operation and performance of both web and mobile applications;
● Identify, troubleshoot, and resolve bugs efficiently;
● Design, develop, and implement new features across web and mobile platforms.

Must haves
● 5+ years of experience building scalable systems;
● Solid experience with ReactJS, NodeJS for web and React Native for mobile development;
● Proven ability to deliver solutions with high throughput and low latency requirements;
● Demonstrated experience designing and implementing complex business solutions;
● Ability to develop features independently without design guidance, taking ownership from concept to implementation;
● Upper-Intermediate English level.

Nice to haves
● Experience in Startups;
● Experience with Firebase Functions.

Perks and benefits
● Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps
● Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities
● A selection of exciting projects: Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands
● Flextime: Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office — whatever makes you the happiest and most productive.

Meet Our Recruitment Process
Asynchronous stage — An automated, self-paced track that helps us move faster and give you quicker feedback:
● Short online form to confirm basic requirements
● 30–60 minute skills assessment
● 5-minute introduction video

Synchronous stage — Live interviews
● Technical interview with our engineering team (scheduled at your convenience)
● Final interview with your future teammates

If it’s a match—you’ll get an offer!

We are a group of companies that has been operating globally since 2020. We are represented on the market by several sports and casino brands. Over the past year, we have successfully doubled our scale and received the Best Sportsbook Operator award at the SiGMA Awards. We are currently continuing to develop actively and are recruiting for the following positions/positions Deputy COO.

About the Role

We’re looking for a proactive and capable Deputy COO to become the right hand of our current Chief Operating Officer in one of our iGaming verticals (casino, sportsbook, or traffic). This is a foundational role for someone ready to take operational ownership, build processes, and grow into a full COO role in the near future.

You’ll be deeply involved in all core areas — from performance marketing and product to payments, CRM, and affiliate operations. Initially, the role is very hands-on. As the business scales, you’ll transition toward team leadership, delegation, and strategic planning.

Responsibilities

• Coordinate and execute key operational processes across all verticals
• Monitor and optimize marketing, traffic, and performance campaigns
• Identify opportunities for automation, scaling, and workflow improvement
• Work closely with affiliate and traffic partners — from offers to KPIs
• Own and track business-critical metrics across departments
• Support daily operations across BI, CRM, payments, and product

• Shift from execution to building and managing processes and teams

   

Requirements

• 2+ years of experience in an operational role within iGaming, betting, or arbitrage
• Strong understanding of the player lifecycle: acquisition, retention, payments
• Experience launching new markets or building operational processes from scratch
• Hands-on familiarity with BI dashboards and task management tools
• Fluent English (B2 or higher)
• Proactive, adaptable, and ownership-driven mindset
• Comfort working in fast-paced, ever-evolving environments

What We Offer

• A high-impact role inside a fast-scaling iGaming group
• Direct mentorship and collaboration with the COO
• Clear growth path toward a full COO position
• Exposure to all business-critical domains: product, marketing, payments, partnerships
• Flexible work format — remote or hybrid
• Competitive compensation: base salary + KPI bonus
• Equity opportunity possible upon proven contribution

About Vintogroup

VintoGroup is an international iGaming company managing a portfolio of online casino and sports betting brands.

With many years of experience, we are recognized in the industry for our high level of expertise, consistent performance, and technology-driven approach. Our projects are regularly honored with prestigious international awards.

Over the past year, the company has demonstrated exponential growth and continues to scale rapidly.

Joining VintoGroup means becoming part of a fast-growing organization and building your career alongside us.

Send us your CV — you might be our next C-level team member.

We are a group of companies that has been operating globally since 2020. We are represented on the market by several sports and casino brands. Over the past year, we have successfully doubled our scale and received the Best Sportsbook Operator award at the SiGMA Awards. We are currently continuing to develop actively and are recruiting for the following positions   Head of Community

About the Role

We’ve reached a new stage in our brand evolution where community is no longer a “nice to have” — it’s a must-have. As our products scale across Tier-1, Africa, LatAm, and Asia, we’re looking for a Head of Community Management who can build a global community infrastructure from scratch and turn it into a key player retention and loyalty engine.

This role requires building the entire community ops framework — including tone of voice, local team hiring, social platform setup, live chat dynamics, and user-generated content strategies. You’ll have full ownership and a chance to shape something big and scalable.

Key Responsibilities

• Build and lead the global community management function across casino/sports verticals
• Launch and manage localized communities across Tier-1, Africa, LatAm, and Asia
• Set up and grow regional social channels: Telegram, Instagram, Discord, forums, etc.
• Hire, train, and oversee local community managers and moderators
• Create engaging formats: live chat culture, memes, micro-guides, user stories, reaction content
• Develop “admin characters” (meme personas) to build channel identity and community trust
• Build 24/7 community support processes in collaboration with Customer Care
• Track community impact on key metrics: CRC (Community Retention Cost), UGC volume, engagement
• Work cross-functionally with Product, CRM, Support, Performance, and Affiliate teams

Requirements

• Experience launching and scaling communities in iGaming, betting, Web3, esports, or similar
• Strong understanding of how community drives retention, loyalty, and acquisition
• Experience managing localized teams across diverse regions and cultures
• Hands-on approach to content, comms tone, and platform mechanics
• Ability to hire and grow community talent (mods, creators, regional leads)
• B2+ level English and comfort working in a multicultural, international environment
• High ownership mindset, leadership skills, and operational structure

What We Offer

• Full ownership to build a global iGaming community from the ground up
• Direct impact on business and product metrics: retention, brand trust, acquisition cost
• Supportive environment: strong product, marketing, and analytics teams
• Flexible remote-first setup with multicultural collaboration
• Competitive compensation + KPI-based bonus

About Vintogroup

VintoGroup is an international iGaming company managing a portfolio of online casino and sports betting brands.

With many years of experience, we are recognized in the industry for our high level of expertise, consistent performance, and technology-driven approach. Our projects are regularly honored with prestigious international awards.

Over the past year, the company has demonstrated exponential growth and continues to scale rapidly.

Joining VintoGroup means becoming part of a fast-growing organization and building your career alongside us.

Send us your CV — you might be our next C-level team member.

We are a group of companies that has been operating globally since 2020. We are represented on the market by several sports and casino brands. Over the past year, we have successfully doubled our scale and received the Best Sportsbook Operator award at the SiGMA Awards. We are currently continuing to develop actively and are recruiting for the following positions/positions BD(COO).

What to Expect

• You’ll be at the foundation of a new iGaming brand, with an ambitious goal to bring the project to break-even and then scale it into profitability.
• You’ll have full support from our established brands and internal expertise. This role involves deep, hands-on involvement across all areas of the iGaming business, with a clear path to grow into the position of Chief Operating Officer.

Your Responsibilities

• Launching and growing a new gambling brand (casino + sportsbook)
• Developing a go-to-market strategy and executing it step by step
• Overseeing all core verticals: traffic acquisition, retention, product, platform, payments, CRM, affiliate
• Setting up and optimizing operational processes:
• Calculating unit economics (FTD, CPA, LTV, payback)
• Mapping customer journeys (CX) from registration to repeat deposits
• Building and improving funnels (activation, retention, reactivation, upsell)
• Sourcing and integrating tech and product solutions: payment providers, bonus mechanics, affiliate tools, external services
• Building and leading a team: from hands-on management to structured scaling
• Daily collaboration with marketing, analytics, product, and finance teams
• Gradually shifting from hands-on execution to systematic business management

What We Expect

• At least 2 year of experience in iGaming (ideally across product, marketing, or operations)
• Understanding of how online casinos and sportsbooks work (with B2C focus)
• Ability to build and launch processes from scratch with clear business targets
• Confident working with metrics: spotting bottlenecks, solving problems, improving performance
• Experience in managing traffic, retention, CRM, and lifecycle flows
• Team management experience or readiness to step into that role
• Proactivity, adaptability, and a strong sense of ownership
• High level of involvement — ready to build things hands-on when needed

What We Offer

• A chance to launch a new iGaming brand from the ground up
• Support from experienced teams behind successful brands: infrastructure, traffic, know-how
• Clear growth path toward the COO position
• Ownership across all business domains: product, marketing, tech, partnerships
• Freedom to act with backing and mentorship from C-level
• Flexible working format: remote or hybrid
• Competitive compensation: base salary + KPI bonus
• Upon successful launch, an opportunity to receive equity in the business

About Vintogroup

VintoGroup is an international iGaming company managing a portfolio of online casino and sports betting brands.

With many years of experience, we are recognized in the industry for our high level of expertise, consistent performance, and technology-driven approach. Our projects are regularly honored with prestigious international awards.

Over the past year, the company has demonstrated exponential growth and continues to scale rapidly.

Joining VintoGroup means becoming part of a fast-growing organization and building your career alongside us.

Send us your CV — you might be our next C-level team member.

For our client, we are looking for a Middle Strong Node.js Developer (EdTech) to join a new project developing an advanced Learning Management System (LMS) from scratch.

About the project: is creating a modular, multi-tenant next-generation LMS designed for corporate and educational clients. The system will combine scalability, analytics, and AI-driven learning features, supporting corporate training, compliance, and onboarding.

The ideal candidate

• Has 4+ years of experience with Node.js and TypeScript.
• Is fluent with NestJS, PostgreSQL, and Redis.
• Has a solid understanding of REST and GraphQL APIs.
• Possesses experience with Docker, Kubernetes, and AWS (CDK, ECS, S3, CloudFront).
• Understands microservices architecture and secure data flows.
• Communicates in English at an intermediate strong or higher level.
• Has a background in EdTech, LMS systems, analytics, or Machine Learning this will make you a top priority candidate.

What you will do

• Develop and maintain scalable backend services using Node.js (TypeScript) and NestJS.
• Build secure, high-performance APIs and integrate them with React frontends.
• Optimize databases and caching strategies (PostgreSQL, Redis).
• Implement authentication/authorization (JWT, Passport.js, OAuth 2.0).
• Collaborate closely with QA, DevOps, and Frontend teams.
• Work with AWS and Google Cloud services (S3, ECS, CloudFront).
• Participate in architectural decisions, sprint planning, and code reviews.

What the company offers

• Competitive salary and compensation package.
• Exciting, stable startup project with a modern stack.
• Corporate English courses and opportunities to work with global clients.
• Professional study compensation (courses, certifications).
• Semi-annual salary review and career development opportunities.
• VIP medical insurance or sports coverage.
• Flexible working hours (start between 8:0011:30).
• 18 paid vacation days + sick leave.
• Remote-first work policy or offices in Kyiv and Lviv (with electricity, Wi-Fi, generators, and Starlink).
• Corporate lunches, team buildings, and charity initiatives.

Recruitment process

1. Prescreening interview with the Aida recruitment agency.
2. Interview with the client.
3. Technical interview 

Tech Level: Senior
English Level: Upper-Intermediate
Employment Type: Full-time
Time Zone: CET
Start Date: ASAP
Duration: 12+ months

About the Project

The team is responsible for building and improving address search and geocoding solutions that enable users to find accurate and relevant locations with ease. The focus areas include query understanding, geocoding, hybrid search, and enhancing prediction accuracy for pickup and drop-off locations through advanced ML models.

Project Phase: Ongoing

Key Responsibilities

• Design ML systems end-to-end, including data analysis, annotation, and processing across multiple research areas or multimodal scenarios.
• Lead data preparation and computation across all development stages.
• Translate business goals and metrics into engineering and data science tasks.
• Own the entire data science product lifecycle — from pipeline development and implementation to A/B testing and production rollout.
• Create innovative ML-driven services to improve map accuracy and coverage.
• Work on search relevance optimization, personalization, and multilingual support within the Geo domain.
• Enhance route precision and ETA accuracy.
• Contribute to Geo data management — including ingestion pipelines, anomaly detection, and data reliability improvement.
• Perform geospatial analysis and extract actionable insights from location data.

Requirements

• Bachelor’s degree in Statistics, Mathematics, Computer Science, Machine Learning, or a related field.
• 5+ years of hands-on experience as an ML Engineer, Applied Scientist, or Data Scientist.
• Strong background in Python and frameworks for streaming, batch, and asynchronous data processing.
• Proficiency with MLOps tools and lifecycle management of ML models.
• Experience designing and maintaining ML-powered services in production environments.
• Familiarity with Geo / Maps ML applications.
• Expertise in multiple ML domains (e.g., Computer Vision, NLP).
• Deep understanding of classical ML, deep learning, and underlying mathematical concepts.
• Solid experience in ML system design and MLOps practices for production.
• Strong grasp of software system design principles.
• Experience in experimental design and hypothesis validation.
• Awareness of security, risk, and control practices in production systems.
• (Plus) Knowledge of Golang, event-driven systems, or distributed deployment environments.

Tech Stack

Python, Go (nice to have), SQL, Kafka / Spark / Flink, PostGIS, ElasticSearch
 

Interview Process

1. English proficiency check
2. Internal technical interview
3. Final technical interview with the project team

Location: Ukraine Only
Type: Full-time
Company: Hatkom ApS (Tagart)

About Tagart

Tagart is a product company, a spin-off of Hatkom ApS, a Danish Outsourcing company

Tagart builds an AI control layer for enterprise workflows — a unified orchestration platform that connects natural language interfaces with existing business systems.
We integrate OpenAI-powered agents with MCP (Model Context Protocol) servers to securely route natural language requests into APIs, GraphQL layers, and internal data sources. Our clients use Tagart to automate fund services, SaaS operations, and complex multi-system workflows.

We’re looking for a full-stack engineer to strengthen the product team and help scale the architecture beyond the current MCP integration layer.

What you’ll work on

• Build and extend Tagart’s NestJS + Next.js stack (TypeScript, GraphQL, Prisma, PostgreSQL, Docker)
• Implement and connect MCP servers to wrap third-party APIs (e.g., Business Central, internal REST/GraphQL)
• Develop frontend interfaces for orchestrating AI agents and visualizing business workflows
• Work with OpenAI’s Agent SDK, SSE streaming, and multi-agent execution graphs
• Contribute to system architecture, logging/observability (OpenTelemetry, Winston, CloudWatch), and performance tuning
• Collaborate closely with the CTO and founding team to shape product direction and technical standards

We’re looking for

• Strong experience with TypeScript, Node.js (NestJS), and React (Next.js)
• Solid understanding of SQL databases, ORMs (Prisma), and API integration
• Familiarity with GraphQL (code-first schema design)
• Strong communication and ownership mindset — able to design, build, and ship features end-to-end
• Bonus:
  • Experience with AI APIs (OpenAI, Anthropic) or agent frameworks
  • Exposure to multi-tenant SaaS and enterprise integrations
  • Background in data orchestration, workflow engines, or business automation

Why join Tagart

• Early engineering role in a deep-tech AI platform solving real enterprise problems
• Opportunity to shape the architecture, tooling, and roadmap
• Tight, senior founding team with strong engineering and product DNA
• Direct exposure to client pilots and production use cases

• Competitive salary

   

Tech Stack Snapshot

TypeScript • NestJS • Next.js • GraphQL (Apollo) • Prisma • PostgreSQL • Docker • AWS (ECS/RDS/S3) • OpenAI SDK • MCP (Model Context Protocol)

Position overview

DataArt is a global software engineering firm and a trusted technology partner for market leaders and visionaries. Our world-class team designs and engineers data-driven, cloud-native solutions to deliver immediate and enduring business value.

We promote a culture of radical respect, prioritizing your personal well-being as much as your expertise. We stand firmly against prejudice and inequality, valuing each of our employees equally.

We respect the autonomy of others before all else, offering remote, onsite, and hybrid work options. Our Learning and development centers, R&D labs, and mentorship programs encourage professional growth.

Our long-term approach to collaboration with clients and colleagues alike focuses on building partnerships that extend beyond one-off projects. We provide the ability to switch between projects and technology stacks, creating opportunities for exploration through our learning and networking systems to advance your career.

We are looking for a Senior Machine Learning Engineer to design, develop, and deploy advanced ML models focused on betting position forecasting, real-time analytics, and anomaly detection. The ideal candidate will have strong expertise in time series forecasting, predictive modeling, and scalable production deployment. You will work closely with cross-functional teams to integrate machine learning solutions that drive data-driven decision-making in a fast-paced betting environment, ensuring high model accuracy and reliability.

Responsibilities

• Design and develop machine learning models for betting position forecasting and recommendation systems
• Build and deploy predictive analytics solutions delivering real-time betting insights
• Implement anomaly detection systems to identify unusual betting patterns and potential risks
• Develop pattern recognition algorithms for market trend analysis and user behavior prediction
• Ensure scalable, reliable deployment of ML models within production betting environments
• Monitor, evaluate, and optimize model performance and accuracy continuously
• Collaborate closely with development teams to integrate ML solutions into betting platforms
   

Requirements

• Strong proficiency in Python and core ML libraries (e.g., scikit-learn, TensorFlow, PyTorch)
• Proven experience in time series forecasting, predictive modeling, and anomaly detection
• Solid grasp of statistical analysis and probability theory relevant to betting/gaming contexts
• Hands-on experience deploying ML models in real-time production environments
• Expertise in data preprocessing, feature engineering, and model validation techniques
• Familiarity with ML Ops best practices including model monitoring and versioning
   

Nice to have

• Experience with Azure ML or similar cloud ML platforms
• Knowledge of databases, data pipelines, and data engineering fundamentals
• Understanding of A/B testing and experimentation frameworks
• Experience with containerization tools like Docker and CI/CD pipelines