Jobs

Tech skills profile:

• 6+ years of practical work with MS SQL Server as a Primary technology (different versions including 2016+);

• Strong experience with DWH, ETL (SSIS), deep understanding of DWH concepts;

• Experience in the development of complex stored procedures;

• Experience in optimization procedures and performance tuning for MS SQL Server, understanding of execution plans;

• Good in English (Intermediate+)

Would be a plus:

• Experience of creating of SQL Unit tests; 
• Experience  with Power BI; 
• CI/CD experience (Git, Jenkins); 
• Experience with SSAS, SSRS (BI) 
• Experince with Financial reports. 

Soft skills profile:

• Good communication skills to build working relationships and collaborate actively with other team members;

• Pro-active approach to involvement and driving improvements.

Responsibilities:

• develop database applications with large amount of business logic on DB level to support current business needs;

• contribute to all aspects of project life cycle from design to deployment to include design, code, unit test;

• collaboration with other technical members of the team to carry out the project requirements and deliverables.

Project Description:

Wireless Standard POS (Point-Of-Sales) (www.b2bsoft.com) is our retail management solution for the Telecom Market.

It provides thousands of retailers with features and functionalities they need to run their businesses effectively with full visibility and control into every aspect of sales and operations.

It is simple to learn, easy to use and as operation grows, more features can be added on.

Our system can optimize and simplify all processes related to retail in this business area.

Few things that our product can do:

• Robust Online Reporting

• Repair Management Software

• 3rd Party Integrations

• Customer Connect Marketing

• Time and Attendance

• Carrier Commission Reconciliation

     Requirements:

• 3+ years as a Database Administrator.
• Deep expertise in PostgreSQL, including configuration, replication, and query optimization.
• Experience with MariaDB and MongoDB.
• Proven ability in designing and implementing Data Warehouses.
• Hands-on experience with database performance optimization practices.
• Proficiency with database monitoring tools.
• Familiarity with configuration management tools (e.g., Ansible, Terraform).
• Understanding of Linux system administration and Kubernetes.
• Teamwork and collaboration.
• Strong communication skills for effective interaction with other departments.

• Proficiency in English sufficient to read technical documentation.

   

  Responsibilities:
   

1. High-Load Database Operations:
   • Work with high-load databases operating 24/7.
   • Identify bottlenecks and optimize database configurations.
   • Perform database version upgrades.
2. Database Optimization:
   • Optimize database queries, indexes, and other components for maximum performance.
   • Assist with query tuning and schema refinement for developers.
3. Scaling and Maintenance:
   • Implement scaling techniques like sharding and replication.
   • Perform scheduled maintenance and support release deployments.
4. Monitoring and Reporting:
   • Regularly monitor database health and performance.
   • Generate detailed reports on database metrics for stakeholders.
5. Data Migration:
   • Support data migration between different Database Management Systems (DBMS).
6. Database Tools and Automation:
   • Configure and utilize PostgreSQL tools like Patroni, pgBouncer, pgBadger, and Ansible.
   • Automate routine administration tasks.
7. Data Warehouse Development:
   • Design and implement Data Warehouses tailored to current and future company needs.
8. Backup and Recovery:
   • Develop and implement data backup and recovery strategies.
9. Database Security:
   • Conduct security audits and implement recommended practices.
10. Documentation:
    • Develop technical documentation for database processes and workflows.

We offer:
— A cool, relevant and very technological product
— Interesting work, great team, great opportunities for growth
— Flexible work schedule (remote, there is also an office in Kyiv)
— Stable salary

By joining our team of highly skilled and innovative engineers, you’ll have the opportunity to:

• Build high-performance desktop applications using modern technologies
• Work in a collaborative and engineering-driven environment
• Contribute to impactful projects with real-world applications
• Stay at the forefront of cross-platform development trends

If you’re passionate about building top-tier desktop apps using cutting-edge technologies, we’d love to hear from you!

Resposobilities:

• Design, develop, and maintain desktop apps with Electron.js and React.js
• Optimize performance and memory management in Electron applications
• Collaborate with designers, backend developers, and stakeholders
• Ensure app stability, scalability, and reliability through best practices
• Develop and optimize JavaScript automation SDK products
• Stay up-to-date with trends in Electron.js, React.js, and SDK development

Qualifications:

• Must have a strong background in desktop application development with any JS framework, along with a solid understanding of its architecture and development workflow
• 5+ years of experience with JavaScript
• 3+ years of experience with React.js, including deep knowledge of the latest updates and best practices
• Knowledge of multi-threading, memory management, and performance optimization
• Proficiency in implementation environments, build configurations, CI/CD pipelines, and development tools
• Strong understanding of unit testing methodologies
• Familiarity with GitHub and Jira for version control
• Experience with cross-platform development (Windows, macOS)
• English — at least Upper-Intermediate

Would be a plus:

• Experience with Electron.js
• Experience in JavaScript SDK product development
• Understanding of Accessibility (A11y) principles
• Experience with WebDriverIO and Appium
• Knowledge of React Native, Flutter, Swift UI, or Android development
• Experience working with mobile platforms
• Knowledge of security best practices and database technologies (SQL, NoSQL, GraphQL)

Company Intro:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that’s not all! We’re not just about numbers, we’re about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we’re all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.

About the job:

To ensure success as a Senior Database Administrator, you should demonstrate flexibility, creativity, and the capacity to receive and utilize constructive criticism. A great Senior Database Administrator will demonstrate unsatiated curiosity and outstanding interpersonal skills. Our future colleague is willing to keep up with industry trends and best practices, advising management on new and improved data engineering strategies that will drive departmental performance and improve overall data governance across the business, promoting informed decision-making and ultimately improving overall business performance.

What You’ll get to do:

• Setting up and maintaining replication, high availability, backup and disaster recovery strategies.
• Monitoring the health and performance of several servers on a daily basis.
• Reporting query performance issues to the product teams (and suggesting optimizations).
• Troubleshooting and fixing performance issues (tuning configuration options).
• Working with several product teams to make sure their queries are designed for performance.
• Involved in the database design process, advises the developers on how to design new databases and how to optimize the structure of existing databases.

• Involved in the definition of the Databases setup and evolution strategy: hardware, virtualization, etc.

   

What You need to know:

• Advanced knowledge and experience in PostgreSQL database architecture and system design.
• Experience in PostgreSQL database performance tuning principles.
• Experience as a DBA in a high-traffic, transactional environment.
• Problem-solving expertise and attention to detail.
• Experience in Linux environment with an understanding of the operating system.
• Advanced knowledge and experience in physical and logical database design.
• Strong analytical and problem-solving skills.
• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• Ability to work on call and provide 24/7 production support.
• Self-motivated, eager to learn and face challenges.
• Excellent communication and teamwork abilities.

Here’s what we offer:

• Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
• Stay Healthy: 10 sick leave days per year, no doctor’s note required; 30 medical leave days with medical allowance
• Support for New Parents:
• 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
• 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

Our office perks include on-site massages and frequent team-building activities in various locations.

Benefits & Perks:

• Daily catered lunch or monthly lunch allowance. 
• Private Medical Subscription. 
• Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
• Gym allowance

At EveryMatrix, we’re committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference!

We are looking for an SQL Developer to join our team! 

You’ll be working on international projects for a company that provides audit, consulting, and financial advisory services from the USA. 

Our team consists of: Technical Delivery Manager, Business Systems Analyst, Application Architect, Developers, QA Engineers. 

Requirements: 

- 2+ years of database development experience; 

- Experience with Tableau; 

- Good knowledge in MS SQL Server(starting with MS SQL 2008); 

- Good knowledge in writing and optimizing stored procedures using T-SQL; 

- Deep understanding Isolation levels; 

- Proficiency in ETL(starting with SSIS 2010); 

- Experience with Agile development practices; 

- Azure Data Factory; 

- Ability to work in a team and learn quickly. 

Will be a plus: 

- MS SQL Azure, .Net, JavaScript; 

- TFS, Git. 

Responsibilities: 

- Data modeling, database optimization, supporting data migration process; 

- Cooperation with a team of .NET Developers and QAs. 

Perks: 

• A wide range of tasks on the project allows for personal development and growth; 
• Possibility to propose process improvements and be heard; 
• Paid training programs, language courses; 
• Flexible benefit program with the ability to customize personal benefit packet; 
• Comfortable working hours; 
• Variety of knowledge-sharing opportunities. 

About us:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time
 

We are looking for a Database Administrator to join our Infrastructure team in Lviv/Kyiv.
 

What You'll get to do:

• Install, configure, and maintain the company’s database management systems (PostgreSQL, MySQL).
• Monitor database performance and optimize queries, indexing, and resource utilization.
• Manage backup and recovery strategies, ensuring data integrity and disaster recovery readiness.
• Implement and enforce database security policies in collaboration with the DBA Team.
• Troubleshoot and resolve database issues, ensuring minimal downtime.
• Work closely with the DBA Team to implement the best practices, standard operating procedures (SOPs), and process improvements.
• Provide regular updates and reports on database performance, incidents, and upcoming changes.
• Assist in evaluating new database technologies and solutions under the guidance of the DBA Team.
• Participate in team meetings and proactively contribute to database strategy discussions.
• Other requirements raised by management High Availability & Scalability.
• Support high-availability and disaster recovery (HA/DR) solutions, including replication and failover strategies.
• Optimize databases for scalability and efficiency in a growing production environment.
• Collaborating with the DBA Team on capacity planning and future database needs Automation & Performance Tuning.
• Develop and maintain scripts for automation of routine DBA tasks.
• Identify and resolve performance bottlenecks, ensuring smooth database operations. 
• Work with the DBA Team to enhance database monitoring and alerting systems.
• Maintain up-to-date database documentation, including configurations, procedures, and troubleshooting steps. 
• Share knowledge with the other DBA team members, as encouraged by the DBA Team.
   

What You need to know:

• Experience: At least 1 year of hands-on experience as a DBA. 
• Expertise in PostgreSQL and/or MySQL.
• Experience with replication and performance tuning. 
• Experience in Linux environment.
   

Nice to have:

• Shell scripting or Ansible for automation. 
• Monitoring Tools: Experience with monitoring tools like PMM, Grafana, Nagios, or similar.
• Security & Compliance: Understanding of database security, access controls, and compliance standards. 
• Problem-Solving: Troubleshooting skills and a proactive approach to issue resolution. 
• Collaboration: Ability to work effectively with the DBA Team and cross-functional teams. 
• Certifications: nice to have certifications that indicate the candidate is up to date with modern database technologies and best practices. 
• Ability to work on call rotation and provide 24/7 production support.
   

Here's what we offer:

• Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
• Stay Healthy: 10 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
• Support for New Parents:
• 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
• 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

Our office perks include on-site massages and frequent team-building activities in various locations.
 

Benefits & Perks:

• Daily catered lunch or monthly lunch allowance. 
• Private Medical Subscription. 
• Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
• Gym allowance
   

At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference!

We are looking for a Junior+ /Middle Billing /Payment manager in our Billing
 department.
 

You will be involved in improving transaction approval levels, chargebacks, reimbursement levels, and preparing required reports.
 

Main duties:

- Improve basic billing processes to achieve payment processing productivity;
- Carry out constant monitoring of key metrics such as Approval Rate, LTV, find strategies for their improvement; 

- Monitor deviations and their avoidance; 

- Communicate with other departments of the company; 

- Correspondence with PSP to resolve issues related to billing;

- Analysis and use of reports (Excel, Tableau).

Candidate requirements:

- Work experience in a similar position from 1+ years;
- Understanding of online payment processing in e-commerce business;

- Experience with visualization tools (Tableau);
- Ability to create basic SQL queries;

- English: B2

- Analytical mindset
- Attention to detail, meeting deadlines, organization and responsibility

What we offer:

-24 paid calendar days of vacation per year
-Paid sick leave
-Professional growth and development
- Friendly team
 

About Us:

Nuxgame is a leading B2B software provider in the global iGaming industry, delivering innovative and comprehensive solutions for online casino and sports betting operators. Our platform includes turnkey solutions, extensive game aggregation (offering access to thousands of titles), crypto casino capabilities, advanced sportsbook features, and powerful gamification tools. Since 2018, we've been empowering operators worldwide to launch successful brands, enhance player engagement, and thrive in the competitive iGaming market using cutting-edge technology. Our robust database infrastructure, centered on AWS Aurora MySQL, is fundamental to the performance and reliability of these solutions.

The Role:

As Nuxgame continues to lead in providing innovative B2B iGaming solutions globally, the reliability and performance of our underlying database infrastructure are paramount. We are seeking a highly skilled Senior Database Administrator, specializing in AWS Aurora MySQL, to become a key part of our core infrastructure team. Your primary mission will be to design, manage, optimize, and safeguard our complex Aurora MySQL 'server forest', ensuring exceptional availability, scalability, and security for the platforms that drive our clients' success. You will work closely with talented development teams (using PHP/Laravel), platform engineers, and data specialists, ensuring seamless database operations and integration with critical systems like Kafka and Redis within our extensive AWS environment. This is a key role where your expertise will directly contribute to the stability and performance of Nuxgame's cutting-edge iGaming products.

Key Requirements

• Administer, monitor, maintain, and optimize our AWS Aurora MySQL database clusters (including Provisioned and Serverless instances).
• Manage database infrastructure using the AWS RDS console, CLI, and APIs.
• Perform proactive and reactive performance tuning, including query optimization, indexing strategies, and configuration adjustments (parameter groups).
• Implement, test, and manage robust backup, recovery (including point-in-time recovery), and high-availability strategies specific to Aurora MySQL.
• Ensure database security best practices are implemented and maintained (encryption, access control, network security).
• Develop scripts (primarily Python) for automating routine database tasks, monitoring, and alerting.
• Collaborate closely with development teams (using PHP/Laravel) to optimize database interactions and schema design.
• Work with operations teams to ensure seamless integration within our AWS infrastructure.
• Diagnose and resolve complex database performance issues, connectivity problems, and data integrity incidents.
• Manage and optimize integrations between Aurora MySQL and other systems like Redis (caching) and Kafka (messaging/data streaming).
• Create and maintain clear technical documentation regarding database configurations, processes, and procedures.
• Participate in on-call rotation for critical database issues (if applicable).
• Potentially mentor junior team members.
   

Required Qualifications:

• Proven experience working as a Senior Database Administrator, with a strong focus on managing MySQL and/or AWS Aurora MySQL environments in production.
• Advanced expertise in SQL, specifically within the MySQL/Aurora dialect.
• Deep understanding and hands-on experience with AWS RDS and the specific features, capabilities, and limitations of Aurora MySQL (Provisioned and Serverless).
• Demonstrable experience in performance tuning, optimization (query analysis, indexing, caching), high availability configurations, and backup/recovery techniques for MySQL/Aurora.
• Strong familiarity with microservices architecture principles.
• Hands-on experience implementing and managing caching solutions with Redis.
• Proficiency in scripting languages, particularly Python, for automation and system integration.
• Solid understanding of managing databases within the AWS ecosystem (RDS, EC2, S3, CloudWatch, IAM, VPC).
• Excellent analytical and problem-solving skills with a proactive approach.
• Strong verbal and written communication skills.
• Ability to work effectively both independently and as part of a collaborative team.

Preferred Qualifications:

• AWS Certified Database - Specialty certification or other relevant MySQL/Aurora certifications.
• Experience managing multi-cluster environments ("server forests") or Aurora Global Databases.
• Familiarity with distributed messaging systems like Kafka.
• Working knowledge of PHP, sufficient to understand application interactions with the database (experience with Laravel framework is a plus).
• Understanding of compliance requirements relevant to the iGaming industry.
• Experience working within an Agile development framework.
• Familiarity with container orchestration tools like Kubernetes.

What We Offer:

• Work Format: Remote work format.
• Working Hours: Typically 09:00/10:00 to 17:00/18:00 (Kyiv time) (Monday-Friday).
• Compensation: Timely payment of competitive wages (salary).
• Employment: Official employment.
• Leave: 24 days of vacation annually.
• Team Environment: A friendly team and pleasant atmosphere without pressure or stress; open and democratic work organization.
• Projects: Interesting work on successful projects within the dynamic iGaming sector

We are looking for a SQL Developer to join our team! 

 
You’ll be working on international projects for a company that provides audit, consulting, and financial advisory services from the USA. 

Our team consists of: Technical Delivery Manager, Business Systems Analyst, Application Architect, Developers, QA Engineers. 

Requirements: 

• 2+ years of database development experience; 
• Experience with Tableau; 
• Good knowledge in MS SQL Server(starting with MS SQL 2008); 
• Good knowledge in writing and optimizing stored procedures using T-SQL; 
• Deep understanding Isolation levels; 
• Proficiency in ETL(starting with SSIS 2010); 
• Experience with Agile development practices; 
• Azure Data Factory; 
• Ability to work in a team and learn quickly. 
• Intermediate level of English. 

Will be a plus: 

• MS SQL Azure, .Net, JavaScript; 
• TFS, Git. 

Responsibilities: 

• Data modeling, database optimization, supporting data migration process; 
• Cooperation with a team of .NET Developers and QAs. 

Perks: 

• Wide range of tasks on the project allows for personal development and growth; 
• Possibility to propose process improvements and be heard; 
• Paid training programs, language courses; 
• Flexible benefit program with ability to customize personal benefit packet; 
• Comfortable working hours; 
• Variety of knowledge sharing opportunities. 

To learn more about how we collect, process, and store your personal data, please review our Privacy Notice: https://www.trinetix.com/corporate-policies/privacy-notice 

🌍 Why this role matters
This role is about much more than just building pipelines. You'll be laying the groundwork for data-driven decision-making company-wide — designing robust DWH architecture, fine-tuning performance, ensuring data quality, and driving automation. You'll transform complexity into clarity, raw data into actionable insight, and operational chaos into a streamlined system.

📋 Your daily adventures:

1. DWH architecture and design
Designing Data Warehouse architecture for current and future business needs
Development of schemes taking into account performance, scalability and support for data historicity (SCD, snapshot)
Defining standards and best practices for data storage, transformation and access
Participation in planning cloud migrations
2. Organization of ETL/ELT processes
Building, maintaining and optimizing ETL/ELT pipelines (Airflow, dbt, custom solutions)
Implementation of incremental updates, CDC, backfill, reprocessing
Control and automation of data lineage, logging, alerting
3. Performance optimization
Deep optimization of queries, tables, DAGs
Implementation of batches, indexes, materialized views, clustering
Server resource management, load monitoring and balancing
Building ETL process performance metrics and regular auditing
4. Data quality control and reliability
Implementation of data validation, anomaly detection, reconciliation
Setting up automatic tests for ETL processes
Managing backup & recovery policies
Identifying and eliminating problems with duplicates, null values, data drifts
5. Integration of new data sources
Evaluation and connection of external APIs, raw sources, third-party databases
Harmonization of formats, update frequency, transformation logic
Adaptation of database schemas to new sources without disrupting current processes
6. DevOps and automation
Automation of deployments, testing, CI/CD for data
Working with Docker, Kubernetes, cloud infrastructure (GCP, AWS, Azure)
Working with Terraform
Using GIT and code review processes to manage pipelines
7. Mentoring and coordination
Code review, support and training of junior/middle engineers
Implementation of documentation, templates, onboarding instructions
Collaboration with analysts, developers, BI team
Work with business customers to understand their needs and transform them into technical requirements

🧭 What makes you a great match
- Proficient in SQL: complex queries, CTE, window functions, analytics
- Deep understanding of DWH concepts: ETL, ELT, Data Vault, Kimball, Star/Snowflake schema
- Experience with Airflow/dbt or other pipeline orchestrators
- Proficiency in one or more DWH platforms: BigQuery, Snowflake, Redshift, ClickHouse, Vertica, etc.
- Proficient use of GIT, experience in helping colleagues with Git flow (merge conflicts, rebase, pull requests)
- Knowledge of Python or other scripting languages for transformations
- Understanding of server infrastructure: basic skills in configuring, maintaining, monitoring resources and load control
- Experience with CI/CD, automated data testing
- Experience in implementing backfill and configuring backup & recovery
 

🎁 What we offer

At Gypsy, we believe work should fuel your growth, not drain it. Here’s what you can expect when you join the journey:

• 🏖️ Time to recharge – 20 working days of paid vacation annually, plus 2 additional business days off each quarter.
• 🌐 Remote-first & flexible – Work from anywhere, with the freedom to shape your day.
• 💻 Modern equipment – We’ll set you up with everything you need to do your best work.
• 📚 Growth support – English language training, a personal learning budget, career path clarity, and access to top industry events.
• 🧘 Well-being matters – Mental health support, fitness perks, and a culture that respects your time and boundaries.
• 💬 Empowered culture – Transparent communication, diverse perspectives, and impact-driven collaboration.

Requirements:

• At least  2 years of experience in database design and administration, with a strong emphasis on cloud environments.
• Practical expertise with AWS services, including RDS, Redshift, DynamoDB, Elasticache, and DocumentDB (MongoDB).
• Extensive hands-on experience in managing and administering PostgreSQL and MongoDB databases.
• Strong ability to enhance database performance and assess DDL/DML processes.
• In-depth knowledge of data security, integrity, backup, and disaster recovery methodologies.
• Previous work with DBA monitoring tools, data quality frameworks, and third-party database management solutions.
• Proficiency in Linux, Git, and CI/CD workflows.
• Availability for on-call rotations and resolution of critical operational incidents.

Responsibilities:

• Manage and optimize SQL and NoSQL databases, ensuring security, performance, and scalability.
• Implement CI/CD and Infrastructure as Code (IaC) best practices.
• Ensure data security, backups, and disaster recovery protocols.
• Monitor database performance, logs, and resolve issues proactively.
• Maintain database documentation and collaborate on system improvements.
• Work with AWS or other cloud platforms for hosting and scaling databases efficiently.

About the Product

We are building a high-load data platform (tens – hundreds TB) on Snowflake Data Cloud and are looking for an experienced administrator who will take responsibility for operations, security, and cost optimization of the storage.

Primary Responsibilities

• Operations & Performance Tuning
  • Configure virtual warehouses, resource monitors, and multi-cluster scaling
  • Fine-tune auto-suspend/auto-resume settings and other cost controls
• Data Ingestion & Streaming
  • Build and maintain pipelines with Snowpipe, Snowpipe Streaming, Streams + Tasks, and Dynamic Tables for near-real-time updates
• Apache Iceberg Support
  • Administer Snowflake-managed Iceberg tables, external storage, and ENABLE_ICEBERG_STREAMING settings
• Automation & CI/CD
  • Develop stored procedures (Snowpark Python/Java, JavaScript), infrastructure as code with Terraform or dbt, and observability dashboards through Account Usage and external APM tools
• Security & Governance
  • Implement RBAC, MFA, object tagging, dynamic masking, row-level policies, and auditing
• Business Continuity / Disaster Recovery
  • Set up cross-region and cross-account replication, manage failover/failback, and track RPO/RTO
• Consulting & Enablement
  • Advise data engineers and analysts on schema design, SQL tuning, and cost control best practices

Required Qualifications

• 5+ years as a DBA, including 3+ years administering Snowflake in production
• Deep understanding of Snowflake architecture (compute, storage, services, micro-partitioning)
• Proven experience with >50 TB datasets and 10 k+ queries/hour workloads
• Expert SQL plus Snowflake-specific features (Streams, Tasks, Dynamic Tables)
• Hands-on with Snowpark Python and JavaScript UDFs/Stored Procedures
• Snowpipe Streaming and Iceberg table administration experience
• Cost-optimization expertise (warehouse sizing, auto-suspend, credit quotas)
• CI/CD with Terraform and/or dbt; strong Linux/CLI and Git skills
• English proficiency B2 or higher (Snowflake releases monthly; you must read release notes)

Nice to Have

• SnowPro Advanced (Architect or Data Engineer) certification
• Experience with Snowflake Native Apps, Streamlit in Snowflake, or Snowpark Container Services
• Multi-cloud skills (AWS, Azure, GCP) and connector know-how (Kafka, Fivetran, Kinesis)

As Nuxgame continues to lead in providing innovative B2B iGaming solutions globally, the reliability and performance of our underlying database infrastructure are paramount. We are seeking a highly skilled Senior Database Administrator, specializing in AWS Aurora MySQL, to become a key part of our core infrastructure team. Your primary mission will be to design, manage, optimize, and safeguard our complex Aurora MySQL 'server forest', ensuring exceptional availability, scalability, and security for the platforms that drive our clients' success. You will work closely with talented development teams (using PHP/Laravel), platform engineers, and data specialists, ensuring seamless database operations and integration with critical systems like Kafka and Redis within our extensive AWS environment. This is a key role where your expertise will directly contribute to the stability and performance of Nuxgame's cutting-edge iGaming products.
Key Responsibilities:
 

• Administer, monitor, maintain, and optimize our AWS Aurora MySQL database clusters (including Provisioned and Serverless instances).
• Manage database infrastructure using the AWS RDS console, CLI, and APIs.
• Perform proactive and reactive performance tuning, including query optimization, indexing strategies, and configuration adjustments (parameter groups).
• Implement, test, and manage robust backup, recovery (including point-in-time recovery), and high-availability strategies specific to Aurora MySQL.
• Ensure database security best practices are implemented and maintained (encryption, access control, network security).
• Develop scripts (primarily Python) for automating routine database tasks, monitoring, and alerting.
• Collaborate closely with development teams (using PHP/Laravel) to optimize database interactions and schema design.
• Work with operations teams to ensure seamless integration within our AWS infrastructure.
• Diagnose and resolve complex database performance issues, connectivity problems, and data integrity incidents.
• Manage and optimize integrations between Aurora MySQL and other systems like Redis (caching) and Kafka (messaging/data streaming).
• Create and maintain clear technical documentation regarding database configurations, processes, and procedures.
• Participate in on-call rotation for critical database issues (if applicable).
• Potentially mentor junior team members.

Required Qualifications:
 

• Proven experience working as a Senior Database Administrator, with a strong focus on managing MySQL and/or AWS Aurora MySQL environments in production.
• Advanced expertise in SQL, specifically within the MySQL/Aurora dialect.
• Deep understanding and hands-on experience with AWS RDS and the specific features, capabilities, and limitations of Aurora MySQL (Provisioned and Serverless).
• Demonstrable experience in performance tuning, optimization (query analysis, indexing, caching), high availability configurations, and backup/recovery techniques for MySQL/Aurora.
• Strong familiarity with microservices architecture principles.
• Hands-on experience implementing and managing caching solutions with Redis.
• Proficiency in scripting languages, particularly Python, for automation and system integration.
• Solid understanding of managing databases within the AWS ecosystem (RDS, EC2, S3, CloudWatch, IAM, VPC).
• Excellent analytical and problem-solving skills with a proactive approach.
• Strong verbal and written communication skills.
• Ability to work effectively both independently and as part of a collaborative team.

Preferred Qualifications:
 

• AWS Certified Database - Specialty certification or other relevant MySQL/Aurora certifications.
• Experience managing multi-cluster environments ("server forests") or Aurora Global Databases.
• Familiarity with distributed messaging systems like Kafka.
• Working knowledge of PHP, sufficient to understand application interactions with the database (experience with Laravel framework is a plus).
• Understanding of compliance requirements relevant to the iGaming industry.
• Experience working within an Agile development framework.
• Familiarity with container orchestration tools like Kubernetes.

What We Offer:
 

• Work Format: Remote work format.
• Working Hours: Typically 09:00/10:00 to 17:00/18:00 (Kyiv time) (Monday-Friday).
• Compensation: Timely payment of competitive wages (salary).
• Employment: Official employment.
• Leave: 24 days of vacation annually.
• Team Environment: A friendly team and pleasant atmosphere without pressure or stress; open and democratic work organization.
• Projects: Interesting work on successful projects within the dynamic iGaming sector

N-IX is looking for a BI (Tableau) Engineer to join one of the biggest and strongest Data Units in Ukraine for the 3-months engagement. This role is freelance-friendly, and you're welcome to combine it with other projects or commitments.

Our client is a US-based company that provides In-flight Internet and entertainment services to the aircrafts across the globe, serving both commercial and business aircrafts. At this moment we cooperate on Business Intelligence, Data Analysis, Data Science, Billing and BigData directions and look for talents who can contribute to the complex data management and analysis projects.

Requirements

• Proven experience as a Tableau Developer (Tableau Desktop and Tableau Server)
• Hands on experience with SQL 
• Experience with DBT is a must
• Experience with Snowflake
• Experience with BI tools
• Knowledge of SQL Server Reporting Services (SSRS) + Airflow and SQL Server Integration Services (SSIS)
• Experience with Redshift 
• Basic knowledge of Python
• Upper-intermediate English or higher

Responsibilities

• Implement business intelligence solutions to achieve data reporting and analysis goals
• Work closely with data engineers and business analysts to design effective queries and to understand and apply changes/modifications impacting the reporting layer
• Convert the information needs of customers to a design of good reports and dashboards

• Implement and optimize these designs 

   

Nice to have

• Kibana knowledge
• Experience working with AWS (Athena)

About the Role

We’re looking for an experienced Oracle DBA for our EU client to own the design, deployment, and optimization of Oracle database clusters on Microsoft Azure. In this role you will:

• Ensure high availability, scalability and security of all Oracle workloads
• Collaborate closely with DevOps, application development, and security teams
• Drive automation and best-practice processes across the database lifecycle

Responsibilities

• Provision and configure Oracle Database on Azure 
• Automate infrastructure deployment, patching, and backups using ARM templates, Terraform, and Azure CLI
• Monitor database health and performance using Azure Monitor, Log Analytics, and Oracle Enterprise Manager
• Perform capacity planning, performance tuning (SQL, PL/SQL), and root-cause analyses
• Design and validate high-availability and disaster-recovery architectures 
• Implement security best practices
• Maintain documentation
• Troubleshoot production incidents, lead database upgrades, and apply emergency fixes

Must-have Qualifications

• 3+ years as an Oracle DBA with hands-on experience o
• Oracle Certified Professional (OCP) in Database 12c/19c or later
• Proficiency with Azure IaaS services: Virtual Machines, Managed Disks, Networking
• Infrastructure-as-Code expertise: Terraform
• Strong SQL and PL/SQL optimization skills
• Experience with Linux administration (RHEL, Oracle Linux etc.) 
• Familiarity with Azure security controls: NSGs, Key Vault, RBAC

Preferred Skills

• Automation with Azure DevOps pipelines or GitHub Actions
• Expertise in Azure Site Recovery and Azure Backup for Oracle workloads
• Knowledge of containerized Oracle deployments on Azure Kubernetes Service (AKS)
• Scripting in Python for operational tasks
• Familiarity with Oracle Cloud Infrastructure (OCI) services and migration strategies
• Excellent communication and documentation abilities
• ARM templates