Jobs

We are seeking a Senior Data Engineer to deliver data-driven solutions that optimize fleet utilization and operational efficiency across 46,000+ assets in 545+ locations. You will enable decision-making through demand forecasting, asset cascading, contract analysis, and risk detection, partnering with engineering and business stakeholders to take models from concept to production on AWS. 

Requirements 

• 5+ years of experience in data engineering 
• 3+ years of hands-on experience building and supporting production ETL/ELT pipelines 
• Advanced SQL skills (CTEs, window functions, performance optimization) 
• Strong Python skills (pandas, API integrations) 
• Proven experience with Snowflake (schema design, Snowpipe, Streams, Tasks, performance tuning, data quality) 
• Solid knowledge of AWS services: S3, Lambda, EventBridge, IAM, CloudWatch, Step Functions 
• Strong understanding of dimensional data modeling (Kimball methodology, SCDs) 
• Experience working with enterprise systems (ERP, CRM, or similar) 

Nice-to-haves 

• Experience with data quality frameworks (Great Expectations, Deequ) 
• Knowledge of CDC tools and concepts (AWS DMS, Kafka, Debezium) 
• Hands-on experience with data lake technologies (Apache Iceberg, Parquet) 
• Exposure to ML data pipelines and feature stores (SageMaker Feature Store) 
• Experience with document processing tools such as Amazon Textract 

Core Responsibilities 

• Design and develop ETL/ELT pipelines using Snowflake, Snowpipe, internal systems, Salesforce, SharePoint, and DocuSign 
• Build and maintain dimensional data models in Snowflake using dbt, including data quality checks (Great Expectations, Deequ) 
• Implement CDC patterns for near real-time data synchronization 
• Manage and evolve the data platform across S3 Data Lake (Apache Iceberg) and Snowflake data warehouse 
• Build and maintain Medallion architecture data lake in Snowflake 
• Prepare ML features using SageMaker Feature Store 
• Develop analytical dashboards and reports in Power BI 

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 

S-PRO, a top-tier Digital Innovation and Software Engineering company. We specialize in providing cutting-edge services for fast-growing businesses and enterprises, with a strong focus on Finance, Renewable Energy and Healthcare domains and expertise in AI, Blockchain and Data Science. Our team of over 200 dedicated professionals works tirelessly across our global offices to develop innovative digital solutions that drive sustainable business value and increase our client’s competitiveness in a dynamic digital landscape.

Project description: The product is one of the first licensed digital asset banks powered by Blockchain. Our team is covering the delivery part of one of the core company’s services. It allows in a very simplified manner, process of capital raising for companies and investors providing the creation of new assets, manage offerings, buy, trade and earn crypto to future-proof your investment strategy.

Job requirements:

• Develop and maintain backend services for the blockchain platform;
• Implement new features and improvements using Node.js (NestJS) or React and TypeScript;
• Manage PostgreSQL databases (TypeORM or other ORM solutions);
• Implement cloud services using AWS (S3, SES, RDS);
• Participate in testing, code review, estimation, debugging, and production support;
• Independently gather and clarify requirements for implementation;
• Take ownership of project execution and lead development processes independently.

Requirements:

• 7+ years of experience as a FullStack Developer;
• Experience with fin-tech projects or integrating with payment systems;
• Strong knowledge of Node.js, TypeScript, and NestJS;
• Strong knowledge of React, React Query, Valtio, MUI;
• Experience with PostgreSQL (TypeORM or other ORM solutions);
• Strong experience with message brokers (Kafka);
• Nice to have Docker, Kubernetes experience;
• Experience in the infrastructure (terraform, helm charts);
• Experience with observability/monitoring (datadog or similar);
• Hands-on experience with AWS services (S3, SES, RDS);
• Knowledge of software development processes such as testing, code review, debugging, estimation, and production support;
• Ability to independently analyze requirements and implement solution;
• General understanding about blockchain (tokenization, smart contracts, how to handle blockchain transactions);
• Design patterns and algorithms knowledge.

What we offer:

• Long team focus: we create an environment of transparent communication, and minimal bureaucracy, which leads to long-term relationships.
• Development of niche expertise: we are working in several niches, such as FinTech, healthcare, and logistics. Therefore, our employees can develop their own expertise in these domains.
• Continuous learning: we create employee development plans / personal roadmaps /quick promotion processes.
• Internal career development: 80% of our current executives were promoted to those positions within S-PRO. We encourage initiative. If a person wants to set new challenges and grow, we will definitely support them.

Benefits and perks:

• Flexible schedule.
• Remote work model.
• Medical insurance
• Paid vacations
• Paid Sick-leaves.
• Paid State holidays.

Responsibilities:

 Develop and maintain high-performance, scalable, and fault-tolerant systems using Scala;
- Collaborate with cross-functional teams to design and develop software solutions that meet business needs;
- Design, develop, and test software components, services, and APIs;
- Write clean, efficient, and maintainable code;
- Troubleshoot and debug production issues, collaborate with the DevOps team;
- Working proactively on code quality, observability and best practices held across the company.

Hard Skills:

- Proficiency in Scala and its ecosystem (sbt, ZIO, PlayFramework, Sangria, and other libraries). At least 3 years of experience is desired;
- Experience with functional programming and distributed systems;
- Understanding how the JVM, JDK/JRE, and accompanying technologies work;
- Familiarity with database technologies (SQL, NoSQL);
- Hands-on experience using Kafka;
- Knowledge of web technologies (HTTP, REST, GraphQL) and microservice architecture (service mesh);
- Experience with software testing and debugging tools.

Nice to Have:

- Familiarity with Kubernetes and Docker.
- Experience with Aerospike or other KV database.
- Experience with FP paradigm and other JVM languages.
- Understanding of CI/CD tools and methodologies.

What We Offer:

- A job in a stable company – we have been in the market for over 13 years;
- Truly engaging tasks – take part in creating the media service of the future;
- Relationships built on trust and plenty of opportunities for growth;
- Table tennis lessons, and piano classes;
- Free English lessons;
- A corporate psychologist;
- Discounts from partner brands and our service.
 

By applying for the vacancy and submitting your resume to the Company (LLC “MEGOGO”), registered and operating in accordance with the legislation of Ukraine, registration number 38347009, address: Ukraine, 01011, Kyiv, Rybalska Street, 22 (hereinafter referred to as the “Company”), you confirm and agree that the Company processes your personal data provided in your resume in accordance with the Law of Ukraine “On Personal Data Protection” and GDPR regulations.

We’d appreciate it if you could take a moment to fill out a short survey about what matters most to you. It will help us better understand candidates’ expectations and create an even more comfortable environment at MEGOGO. Here’s the link: bit.ly/43YaxBH

Unifight Finance is looking for a Middle+ DevOps Engineer for its partner company, which provides technical support for businesses. The specialist will help scale infrastructure, improve delivery pipelines, and implement automation, having a real impact on technical decisions.

Responsibilities

• Deploy and maintain AWS infrastructure
• Release updates and critical fixes
• Improve and automate CI/CD pipelines
• Monitor infrastructure performance and reliability
• Provide L3 support

Requirements

• 2–4 years of experience in DevOps
• Strong hands-on experience with AWS
• Experience building and maintaining CI/CD pipelines
• Experience with containerization and orchestration (Docker, Kubernetes)
• English — Upper-Intermediate or higher
• Russian — fluent

Nice to have:

• Experience in FinTech
• Understanding of PCI DSS requirements
• GitOps experience
• Project management skills

Tech Stack

• Cloud & Infrastructure: AWS (EC2, VPC, Lambda, S3, RDS, ECS/Fargate, ECR, Route 53, ALB, CloudWatch), Terraform
• CI/CD & Version Control: Git, GitLab CI/CD
• Containers & Orchestration: Docker, Kubernetes
• Monitoring & Logging: Prometheus, Grafana, ELK

We Offer

• Remote work
• 20 days of vacation + public holidays
• Paid sick leave
• Company-provided equipment
• Opportunities for professional growth with the company

We're a small B2B outbound agency (cold email + LinkedIn) looking for a full-time Automation Engineer to own our technical infrastructure.

What you'll actually be doing:

• Build n8n workflows that sync lead data from our cold email platform to client CRMs and Slack in real time, triggered by reply/bounce/sequence events
• Set up and maintain CRM integrations (HubSpot, Pipedrive, Salesforce): custom fields, field mapping, webhook pipelines, end-to-end testing
• Build AI-powered reply categorization and routing logic
• Automate mailbox lifecycle management: ramp-up, health monitoring, rotation, placement tests
• Debug broken pipelines and fix integration issues same-day
• Build internal tools and scrapers to reduce reliance on paid third-party services

• Handle ad-hoc technical tasks from the delivery team

   

Stack: n8n, Cursor, Claude API, Email Bison, Clay, Supabase, Slack API, HubSpot/Pipedrive/Salesforce webhooks.

Requirements: 2+ years with n8n, solid REST API and webhook experience, ability to work independently and own problems end-to-end.

Hiring process: short test task included.

Send a short Loom video introducing yourself and showing an n8n workflow you've built.

We’re looking for a QA Manual & Automation Engineer to ensure the quality, correctness, and reliability of our LLM-based conversational product—from UI flows and data connectors to reasoning and response validation. You’ll design test strategies that catch regressions in conversation behavior, verify data-grounded answers against datasets, and build automation to scale coverage.

This role blends manual QA, automation engineering, and AI conversational validation.

Responsibilities

• Own end-to-end QA for an LLM-driven conversational system: functional, regression, and exploratory testing.
• Build and maintain automated test suites in Python, with a strong focus on Playwright for UI and workflow automation.
• Design and execute AI conversational tests:
  • Create structured test prompts and multi-turn scenarios
  • Run queries over datasets and validate correctness of responses against expected ground truth
  • Detect and document hallucinations, inconsistencies, and reasoning failures
• Develop test scenarios to validate data correctness and reasoning validity, including edge cases and adversarial prompts (within product scope).
• Write and validate SQL queries to confirm the correctness of underlying data and outputs.
• Validate integrations and storage across MongoDB, MySQL, and SQLite.
• Define and improve QA processes: test plans, defect triage, release sign-off criteria, and reporting dashboards.

• Collaborate closely with Product, Engineering, and ML teams to improve testability, reliability, and release confidence.

   

Requirements (Must-have)

• Strong Python programming skills for test automation and tooling.
• Hands-on experience with Playwright for automated testing.
• Experience testing AI conversational systems, including:
  • Designing prompt suites over datasets
  • Verifying correctness/consistency of responses
  • Validating multi-turn behavior and context retention
• Strong manual QA ability for LLM-based conversational flows (UX + functional correctness).
• Ability to write and validate SQL queries for verification and debugging.
• Experience with databases: MongoDB, MySQL, SQLite.

• Strong test scenario design skills, especially for data correctness and reasoning validation.

   

Nice-to-have

• Experience with Elasticsearch (queries, relevance checks, troubleshooting).
• Familiarity with Cursor or similar AI coding assistants to speed up test development and debugging.

Hard skills

• English -Upper Intermediate/Advanced is a must, esp. business communication (business emails)
• MS Office (esp. Excel), Google Sheets, PP presentaion - confident user
• Business communication - strong skill
• Basic understanding of corporate structure & processes will be a plus

Soft skills

• Highlevel of self-discipline, ability to manage workload and schedule without supervision
• Goal-oriented, but with attention to detail
• Ability to prioritize and manage work pressure
• Strong team player, ready to help
• Quick learner motivated by new challenges
• Excellent communicator with ability to negotiate and handle conflicts
   

Job Responsibilities

• Coordinate resource allocations and time reports;
• Prepare and validate invoices and billing statements;
• Joining procedure (program level), conduct meetings with teams;
• Create drafts of project budget forecasts;
• Validate profitability reports;
• Coordinate shipment process;
• Create and maintain program-level documentation (process requirements, internal instructions etc.);
• Drive maintenance of internal management systems (dashboards, etc.) ensuring they are up-to-date;
• Provide support for visits organization (customers representatives visiting  company premises or vice versa) - optional;
• Provide support in organization of program-specific trainings and events - optional;
• Work with company’s internal departments (HR, recruiting, ES, travel, etc.) and with customers representatives on program management requests.

Department/Project Description

We are looking to add a strong player to our team. Vacancy of Program Coordinator would be perfect for a person who is intelligent, confident, likes order but is ready for challenging tasks; can be creative about routine tasks but not easily bored; is a strong team player but can work independently; high level of self-discipline is crucial for this position.

Previous experience of working in IT industry would be a plus but not mandatory.

We are an iGaming company with over three years of experience and a team consisting of more than 1000+ specialists.

Our achievements include 8 major projects that are popular among our clients and successfully operate in Tier-1 countries. The company attracts and values highly qualified specialists, which allows us to effectively build processes and successfully expand our presence in new locations.

Become part of a team that launches new projects in various markets and shapes the future of the iGaming industry. We are inviting an experienced Country Manager / CEO to lead the launch of a gambling project in a new GEO.

What experience is important to us:

• Experience in the iGaming niche or related industries
• 3+ years in leadership positions
• Outstanding organizational and leadership qualities, along with competency in strategic planning and business development
• Strong analytical skills, ability to use data for business decision-making
• Deep understanding of financial business processes
• Risk assessment, ensuring control and mitigation
• Excellent communication skills
• Knowledge in related areas (finance, law, marketing)

• Leadership of a team of 500+ employees

   

What you will do:

• Ensure product development and profitability
• Transform strategy into actionable steps for growth by implementing organization-wide goal setting
• Oversee financial management, budgeting, and financial stability
• Manage daily operations to ensure efficiency and effectiveness
• Maintain strong relationships with partners, ensuring their needs are met and any issues are resolved promptly
• Monitor company activities and employee performance, fostering an inclusive culture that helps team members thrive and achieve organizational goals

• Hire, develop, and engage with a high-performing executive team

   

Why you should join us:

• You will have the chance to influence the product and assemble a team that fits your vision.
• Absence of micromanagement, hierarchy, fast decision-making speed.
• Competitive salary and incentives for your contribution and result.
• The opportunity to participate in the company's internal events: open negotiations and product meetings.
• Our main working schedule: 10:00 - 19:00 (GMT+3), fully remote plus coworking space payment worldwide.
• Attending top conferences around the world.
• Perks such as paid sick leave and vacations, plus additional day off in honor of your birthday.
• Investment in both hard skills and personal skills.

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. And we recognize that our specialists and managers are crucial to our success and are always ready to support their initiatives.

Join the best 🚀

SBC Performance is a digital marketing and ad-tech ecosystem partnering with the world’s top ad platforms to drive performance. We help brands scale globally through high-converting creative marketing solutions and smart campaign optimization. We’re proud to be elite partners with TikTok (Top 1 globally), Meta (Top 10), and Google.

With 250+ professionals across international arena, including the US, Czech Republic, Poland, Ukraine, etc we are building a fast-moving, data-first performance culture.
 

We are looking for a Compensation & Benefits Manager (an independent expert role without a team in direct reporting) who will take ownership of developing and administering the company's reward systems. The role reports directly to the HR Director.

Key Responsibilities

• Design and develop job architecture, grading systems, and career tracks.
• Develop and maintain compensation structures (salary ranges) and ensure internal pay equity.
• Manage salary review cycles (merit increases, promotions) and bonus programs.
• Monitor the labor market, conduct benchmarking, and prepare recommendations for compensation offers.
• Forecast, plan, and control the payroll budget (Total Payroll / Compensation Budget).
• Manage the corporate benefits package and long-term incentive programs.

Requirements

• Mid-level experience in Compensation & Benefits.
• Knowledge of the Ukrainian labor market.
• Understanding of the arbitrage / product-driven business environment.
• Strong analytical skills: payroll planning, scenario analysis, and working with management reporting.
• Experience in developing grading systems, compensation ranges, and bonus structures.
• Understanding of equity / stock option principles will be a plus.
• Flexibility, strong argumentation skills, and the ability to explain complex financial concepts in a simple way.
• English — preferred but not required.

Working Conditions

• Opportunity to work fully remotely or from our office in Prague.
• Flexible working hours: start your day between 9:00 and 11:00 CET.
• Provision of all necessary equipment.
• Paid vacation, sick leave, and public holidays.
• Educational support: reimbursement for certifications and training, plus a strong knowledge-sharing culture.
• Corporate events and an open feedback culture.

Hiring Process

1. CV screening
2. Interview with a recruiter
3. Reference checks
4. Interview with a company interviewer
5. Test assignment (optional)
6. Final meeting with the CEO

Mid-level Backend / Automation Engineer (AI Integration)

Company: Archicgi
Location: Remote (Ukraine)
Employment type: Full-time

About Us

Archicgi is an international 3D visualization company working with furniture and interior brands worldwide. We are actively implementing AI solutions to optimize internal workflows, automate routine processes, and improve operational efficiency.

We are looking for a Mid-level Backend / Automation Engineer to help us integrate AI into business processes and build scalable backend services.

Responsibilities

• Develop backend services for internal automation tools
• Integrate AI/ML models into existing workflows
• Build API integrations with internal and third-party services
• Automate data validation, processing, and reporting
• Develop cloud-based microservices and background jobs
• Work with queues and task processing systems
• Collaborate with product and operations teams to identify automation opportunities

Tech Stack

• Python 3.10+
• FastAPI
• REST APIs (httpx / requests)
• PostgreSQL / Redis
• RabbitMQ / Celery
• Docker
• Google Cloud or AWS
• AI/ML integrations (PyTorch, TensorFlow, scikit-learn, or LLM APIs)

Requirements

• 2+ years of backend development experience (Python)
• Experience building and maintaining REST APIs
• Experience integrating external services via API
• Understanding of asynchronous processing and queues
• Basic understanding of AI/ML integration in backend systems
• Experience with cloud platforms
• Intermediate+ English

Nice to Have

• Experience with Slack API integrations
• Experience with LLM-based automation
• Experience designing scalable system architecture
• Background in workflow automation

What We Offer

• Fully remote position
• Competitive compensation
• Opportunity to build AI-driven internal products from scratch
• Direct impact on company efficiency and growth
• Fast hiring process

If you’re passionate about backend development and AI-driven automation — we’d love to connect.

Responsibilities

Model Fine-Tuning and Deployment:

Fine-tune pre-trained models (e.g., BERT, GPT) for specific tasks and deploy them using Amazon SageMaker and Bedrock.

RAG Workflows:

Establish Retrieval-Augmented Generation (RAG) workflows that leverage knowledge bases built on Kendra or OpenSearch. This includes integrating various data sources, such as corporate documents, inspection checklists, and real-time external data feeds.

MLOps Integration:

The project includes a comprehensive MLOps framework to manage the end-to-end lifecycle of machine learning models. This includes continuous integration and delivery (CI/CD) pipelines for model training, versioning, deployment, and monitoring. Automated workflows ensure that models are kept up-to-date with the latest data and are optimized for performance in production environments.

Scalable and Customizable Solutions:

Ensure that both the template and ingestion pipelines are scalable, allowing for adjustments to meet specific customer needs and environments. This involves setting up RAG workflows, knowledge bases using Kendra/OpenSearch, and seamless integration with customer data sources.

End-to-End Workflow Automation:

Automate the end-to-end process from user input to response generation, ensuring that the solution leverages AWS services like Bedrock Agents, CloudWatch, and QuickSight for real-time monitoring and analytics.

Advanced Monitoring and Analytics:

Integrated with AWS CloudWatch, QuickSight, and other monitoring tools, the accelerator provides real-time insights into performance metrics, user interactions, and system health. This allows for continuous optimization of service delivery and rapid identification of any issues.

Model Monitoring and Maintenance:

Implement model monitoring to track performance metrics and trigger retraining as necessary.

Collaboration:

Work closely with data engineers and DevOps engineers to ensure seamless integration of models into the production pipeline.

Documentation:

Document model development processes, deployment procedures, and monitoring setups for knowledge sharing and future reference.

Must-Have Skills

Machine Learning: Strong experience with machine learning frameworks such as TensorFlow, PyTorch, or Hugging Face Transformers.

MLOps Tools: Proficiency with Amazon SageMaker for model training, deployment, and monitoring.

Document processing: Experience with document processing for Word, PDF, images.

OCR: Experience with OCR tools like Tesseract / AWS Textract (preferred)

Programming: Proficiency in Python, including libraries such as Pandas, NumPy, and Scikit-Learn.

Model Deployment: Experience with deploying and managing machine learning models in production environments.

Version Control: Familiarity with version control systems like Git.

Automation: Experience with automating ML workflows using tools like AWS Step Functions or Apache Airflow.

Agile Methodologies: Experience working in Agile environments using tools like Jira and Confluence.

Nice-to-Have Skills

LLM: Experience with LLM / GenAI models, LLM Services (Bedrock or OpenAI), LLM abstraction like (Dify, Langchain, FlowiseAI), agent frameworks, rag.

Deep Learning: Experience with deep learning models and techniques.

Data Engineering: Basic understanding of data pipelines and ETL processes.

Containerization: Experience with Docker and Kubernetes (EKS).

Serverless Architectures: Experience with AWS Lambda and Step Functions.

Rule engine frameworks: Like Drools or similar

If you are a motivated individual with a passion for ML and a desire to contribute to a dynamic team environment, we encourage you to apply for this exciting opportunity. Join us in shaping the future of infrastructure and driving innovation in software delivery processes.

We are looking for a motivated General QA Engineer who enjoys finding hidden issues and thinking critically. The project purpose it to unify content, context, and automation into one orchestration layer. Built on iPaaS infrastructure with a data fabric and a persistent memory layer, it adapts, transforms, and governs enterprise content at scale.

Responsibilities:

• Design and execute test checklists
• Perform functional, non-functional, UI, and acceptance testing for web applications
• Perform regression testing of existing solutions
• Participate in troubleshooting (production and staging environments)
• Collaborate closely with developers, product managers, and other stakeholders
• Launch and support automated tests (maintain test suites, analyze failures, improve test coverage)

Requirements:

• 1.5+ years of experience as a QA Engineer
• Strong knowledge of SDLC and QA methodologies
• Experience with designing, implementing, and running test cases
• Basic knowledge of SQL
• Good knowledge of HTTP, REST API, JSON, XML, HTML
• Experience in launching and supporting automated tests
• Critical thinking and attention to detail
• Ability to communicate effectively in a team-oriented environment
• Experience using AI-assisted tools (for test case creation, test data generation, or analysis) would be an advantage
• At least Upper-Intermediate English

Recruitment Process:

1. HR Interview

2. Tech & Final Interviews

3. Interview with client

4. Job Offer

We Offer:

• Collaborative Environment: Join a team that values collaboration, creativity, and mutual respect
• Career Growth: Performance reviews and constructive feedback
• Generous Time Off: 20 paid vacation days and 15 sick leave days annually, ensuring you have the time to recharge
• Professional Development: We support your growth by compensating for courses, certifications, and other educational opportunities
• Flexible Work Options: Work remotely from the comfort of your home or join us in our modern Kyiv office

Key Goal

Help us increase the flow of inbound leads through strategic content marketing, experimentation with channels, and building scalable marketing funnels.

This is a part-time position with the opportunity to move to full-time after a trial period.
 

Who We’re Looking For

We’re not just looking for a copywriter.
We’re looking for a content creator who thinks like a marketer — someone who understands the market, the audience, and how content converts into leads and business growth.
 

You’re a great fit if you:

• Write strong, clear content (posts, articles, case studies, presentations).
• Think systemically and research before creating content.
• Are curious about people and markets — you ask questions and look for insights.
• Improve ideas instead of just executing tasks.
• Think in metrics — leads, conversions, ROI.
• Finish what you start and take ownership of projects.
• Have English level B2+ and experience creating content in English.
• Have experience in IT outsourcing / SaaS / startups (a strong plus).
• Have a sense of humor — we create stories people want to share.
 

What You’ll Do

• Create and manage marketing content (case studies, website content, social media posts, presentations).
• Help build lead generation funnels together with the CEO and sales team.
• Research markets and identify new promotion opportunities.
• Propose and test new marketing channels and formats.
• Launch growth experiments (LinkedIn, email, SEO, PR, content marketing).
• Analyze campaign results and identify growth opportunities.
• Coordinate contractors such as designers, developers, and SEO specialists.
 

What We Offer

• Real impact — you’ll be part of building the company’s growth engine.
• Work with international projects in AI, SaaS, Web3, FinTech, and B2B.
• Free English classes.
• Partial reimbursement for learning and professional development.
• Fully remote format.
• Part-time position with the possibility to move to full-time.

We are looking for a specialist who will be responsible for the development and maintenance of a complex AI-powered search system built on top of a large interactive knowledge base. The system includes tool calling and agentic behavior that interact with internal tools and multiple types of storage: vector databases for semantic search, document-oriented databases for full-text search, as well as relational and graph databases for lookup by specific identifiers. The search interface is built as an LLM-powered chat that supports natural language queries and returns well-grounded conclusions, recommendations, and links to primary sources.

The candidate will be responsible for designing and implementing the full LLM-powered search pipeline, including orchestration, reasoning, reranking, tool calling, handling tool outputs, validating results, and generating final user-facing responses.

We expect the candidate to:

• Have hands-on commercial experience working with vLLM in self-hosted environments, including model optimization on H100/H200 GPUs, with a solid understanding of GPU architecture principles and cache behavior under production workloads.
• Have a deep understanding of the RAG concept and a proven track record of successfully deploying similar solutions in production.
• Have worked with Haystack, LlamaIndex, LangChain, or similar frameworks, and understand the core differences between them.
• Have experience using MCP and working with LLMs that call external tools and services.
• Have strong Python skills, including architectural principles, design patterns, multithreading, asynchronous programming, modern testing practices, and experience operating systems under load (monitoring, memory optimization, telemetry).
• Have experience working with document-oriented, relational, and vector databases, including an understanding of index types and the appropriate use cases for each.

It would be a plus if you have:

• Experience building or maintaining knowledge bases, AI-powered reporting systems, or chatbots with large context windows.
• Experience training or fine-tuning LLMs or compact models for domain-specific tasks.
• Practical DevOps experience: CI/CD, Kubernetes, Helm, ArgoCD.
• Experience developing OCR- and Vision-Language-based systems for processing unstructured data.
• Experience in data engineering: understanding of ETL/ELT processes, working with orchestrators (Airflow, Temporal, Prefect), and distributed computing systems (Ray, Spark).
• Experience working with Elasticsearch, MongoDB, PostgreSQL, Qdrant/Milvus, Neo4j, and other database systems.
• Understanding of cybersecurity processes and modern approaches to data protection.

We offer a fully remote work format on our own product, which uses state-of-the-art technologies and is focused on the public sector. The company has the status of being critically important to the Armed Forces of Ukraine. If needed, we provide military deferment and the necessary office equipment.

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Шукаємо фахівця, який буде відповідати за розробку та супровід комплексної AI-powered пошукової системи на основі великої інтерактивної бази знань. У системі реалізовано tool calling та agentic behaviour, що працюють із внутрішніми інструментами та різними типами сховищ: векторними базами для семантичного пошуку, документоорієнтованими для повнотекстового пошуку, а також реляційними та графовими базами для пошуку за конкретними ідентифікаторами. Інтерфейс пошуку побудовано у форматі LLM-powered чату, який підтримує запити natural language і повертає аргументовані висновки, рекомендації та посилання на першоджерела. 

У зону відповідальності кандидата входитиме проєктування та впровадження повного пайплайну LLM-powered пошуку, включно з orchestration, reasoning, reranking, tool calling, обробкою відповідей інструментів, валідацією результатів та формуванням фінальних відповідей для користувача. 

Ми очікуємо, що кандидат: 

• Має практичний комерційний досвід роботи з vLLM у self-hosted середовищах, включно з оптимізацією моделей на GPU H100/200, розумінням принципів GPU-архітектур та поведінки кешу під продакшн-навантаженням. 
• Глибоко розуміє концепцію RAG та має досвід успішного впровадження подібних рішень у продакшені. 
• Працював з Haystack / LlamaIndex / LangChain або аналогічними фреймворками та орієнтується в принципових відмінностях між ними. 
• Має досвід використання MCP та роботи з LLM, які викликають зовнішні інструменти й сервіси. 
• Володіє Python на високому рівні: архітектурні принципи, шаблони проєктування, багатопоточність, асинхронність, сучасні практики тестування, а також досвід експлуатації систем під навантаженням (моніторинг, оптимізація пам'яті, телеметрія). 

• Має досвід роботи з документоорієнтованими, реляційними та векторними базами даних, включно з розумінням типів індексів і відповідних сценаріїв застосування. 

   

Буде плюсом: 

• Досвід створення або підтримки баз знань, систем генерації звітів на базі AI, розробка чатботів із великим контекстним вікном.
• Досвід навчання або fine-tuning LLM чи компактних моделей для специфічних задач. 
• Практичний досвід у DevOps: CI/CD, Kubernetes, Helm, ArgoCD. 
• Досвід розробки систем на основі OCR та Vision-Language моделей для обробки неструктурованих даних. 
• Досвід у data engineering: розуміння ETL/ELT-процесів, робота з оркестраторами (Airflow, Temporal, Prefect) та системами розподіленого обчислення (Ray.io, Spark). 
• Досвід роботи з Elasticsearch, MongoDB, PostgreSQL, Qdrant/Milvus, Neo4j та іншими СУБД. 
• Розуміння процесів кібербезпеки та сучасних підходів до захисту даних. 
   

Пропонуємо повністю віддалений формат роботи над власним продуктом, який використовує найсучасніші технології та орієнтований на державний сектор. Компанія має статус критично важливої для Збройних сил України. За потреби надаємо бронювання та необхідну офісну техніку.

At Promova, we’re redefining language education for the AI-powered era — making learning accessible, personal, and inspiring for millions of people worldwide. Our 160+ teammates unite around one mission: to connect people, bridge cultures, and empower lifelong learners — in every country except aggressor states (yes, even Antarctica).

We blend AI innovation with human creativity to help people speak with confidence and truly belong anywhere. If you want to test bold ideas, move fast, and make an impact — you’ll feel right at home.

About the Role

We are currently looking for an experienced User Acquisition Manager to join the Promova team to:

• Take ownership of web and mobile user acquisition and get the opportunity to grow quickly into a Lead User Acquisition Manager or even a Head of Acquisition role!
• Optimize media-buying processes across the main channels (primary: Meta & Google).
• Supervise the web/social team.
• Automate teamwork through in-house and third-party solutions
• Manage marketing budgets of $1M+ to ensure cost-effective allocation and ROI.

What We’re Looking for

• 3+ years of UAM experience, preferably in subscriptional B2C products.
• High Budget Management: Experience managing $1 million + in monthly ad spend.
• Hands-on Channels: Direct, hands-on experience with Meta and Google Ads.
• Data Tools: Skilled in using Google Sheets, Tableau, and Amplitude for data analysis.
• User Focus: Strong marketing mindset and deep knowledge of user psychology (what makes users click and convert)
• English: English level Upper-Intermediate (B2)+.

Why You’ll Love Working at Promova

• 🌍 Impact: Help shape Promova’s culture for a global, growing team.
• 💡 Freedom: Hybrid setup, flexible schedule, and real ownership.
• 🚀 Growth: Continuous learning, conferences, mentorship, and English classes.
• 💙 Wellbeing: 20 paid vacation days, mental health support, and insurance.
• 🎉 Community: You’ll create events and traditions that people will remember.

Interview Process

• Intro-call with Recruiter (40 minutes).
• Meeting with the Hiring Manager (1 hour).
• Reference Check.
• Tech Interview + Bar-raising (1 hour).

Join Us

If you’re ready to turn design experiments into real user impact and shape the next AI-powered learning experience, apply now, and let’s make it happen.