Jobs SQL / DBA

• 3+ years of PostgreSQL DBA experience.
• Excellent troubleshooting, documentation, and communication skills.

Job Responsibilities

• Migrate Oracle databases to PostgreSQL.
• Perform performance tuning, SQL optimization, AWR/ASH analysis, and proactive issue resolution.

• Work closely with SRE/DevOps/Application teams for production support and incident handling.

   

Department/Project Description

New long-term project for an Energy client, where we will migrate Oracle DB to PostgreSQL.

The global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

We are looking for an experienced Head of Database Administration (DBA) to lead and scale our database team. This role combines strategic leadership with hands-on expertise, ensuring stability, scalability, and performance across a diverse database ecosystem.

Tech Stack

• Relational Databases: MySQL, Percona XtraDB Cluster, Amazon RDS, Aurora
• Analytics & Streaming: ClickHouse, CDC data streaming (Debezium)
• NoSQL: MongoDB
• Infrastructure: Databases hosted in the cloud, on-premises, and in Kubernetes environments

Responsibilities:

• Lead and manage a growing DBA team (currently 5 members, with active hiring ongoing).
• Oversee performance, availability, backup, and disaster recovery for more than 100 database servers, including several high-load systems.
• Collaborate closely with development teams, solution architects, and data analysts to ensure database reliability and efficiency.
• Drive adoption of modern practices for database management, migrations, automation, and process standardization.
• Evaluate, implement, and optimize new technologies and solutions to meet evolving business needs.

Requirements:

• Proven experience managing large-scale, high-availability database infrastructures.
• Strong leadership and people management skills.
• Experience working across cloud, on-premises, and containerized environments (Kubernetes).
• Excellent problem-solving, communication, and collaboration skills.

✅ We offer excellent benefits, including but not limited to:
🏝️23 working days of vacation per year
🏥 6 sick days without a doctor's note
🩺Medical insurance
🎁Birthdays, milestones and employee anniversaries celebrations
📍Modern offices with snacks and all the essentials
🏋️‍♂️Social Club and more than 50 events per year - coming soon
🍲Breakfasts and lunches (partially covered)
📚Language classes & tennis lessons (partially covered)

Trinetix is looking for an experienced SQL Developer with deep, practical expertise in MS SQL Server, with a focus on query optimization, performance tuning, and the design of efficient database schemas. A key part of this role is reviewing, analyzing, and improving existing SQL and schema structures in production OLTP systems, as well as building new schemas from scratch based on business requirements.

Key Responsibilities

• Analyze and optimize slow SQL queries in MS SQL Server (joins, subqueries, window functions, etc.).
• Review and improve existing database schemas used in production systems.
• Design and build new database schemas from scratch, ensuring performance and scalability.
• Work with execution plans, indexes, statistics, and partitioning to enhance performance.
• Diagnose bottlenecks and issues in production OLTP systems using monitoring and profiling tools.
• Collaborate with developers to ensure efficient SQL and schema use across the platform.
• Propose structural, architectural, and performance-oriented improvements.

Required Experience

• 3+ years of hands-on experience with MS SQL Server as a SQL Developer.
• Demonstrated practical experience in SQL query optimization in production environments.
• Strong skills in analyzing execution plans, designing indexing strategies, and tuning performance.
• Experience building new, production-ready database schemas from scratch.
• Solid knowledge of OLTP database design principles and best practices.
• Ability to present real examples of performance improvements or schema redesigns you have implemented.

Nice to Have

• Familiarity with SQL Server tools for performance monitoring (SQL Profiler, Extended Events, DMVs, etc.).

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:

The primary goal of the project is the modernization, maintenance and development of an eCommerce platform for a big US-based retail company, serving millions of omnichannel customers each week.

Solutions are delivered by several Product Teams focused on different domains - Customer, Loyalty, Search and Browse, Data Integration, Cart.

Current overriding priorities are new brands onboarding, re-architecture, database migrations, migration of microservices to a unified cloud-native solution without any disruption to business.

Responsibilities:

We are looking for a Database Administrator with experience of managing PostgreSQL in the cloud, who can help to tune performance of client platform:
- Quickly onboard to Customer's processes
- Performance tuning on request
- DBA work with Incident tickets
- Collaborate with other teams and client to find the best solutions

Mandatory Skills Description:

Must have: strong DBA experience, specifically with Azure and Postgres on Azure

• Readiness to work until 9.00 pm CET (no need to do overtimes);
• Strong DBA experience
• Experience of work with Azure
• Excellent skills in Postgres tuning with and without tools and plugins / extensions
• Strong experience managing PostgreSQL in Azure
• Advanced knowledge of SQL Queries, Joins, functions and procedures
• Networking, Infra components, Postgres settings and flags
• Monitoring tools and usage of analyzing workloads and query benchmark measurements for applications
• Strong written and verbal communication skills

Nice-to-Have Skills Description:

• Experience with Azure Management Instance and familiarity with ADF
• Certifications in AWS, GCP, or Azure database management (official proof or references are required)
• DevOps and GitHub
• Experience of work in distributed teams, with US customers

Languages:

English: B2 Upper Intermediate

About the Company
We develop distributed, high-load, and fault-tolerant data processing systems that operate in mission-critical environments. Our team consists of engineers who combine deep technical expertise with a passion for innovation.

Key Responsibilities

• Configure, administer, and maintain PostgreSQL servers in production and development environments
• Monitor performance, tune database parameters, and optimize queries
• Perform database backups and restores, plan disaster recovery procedures
• Set up replication (streaming replication, logical replication) and ensure high availability (HA)
• Manage users, roles, and security policies
• Monitor logs (WAL), control data growth, and optimize disk space usage
• Collaborate with the development team to support new features and resolve SQL performance issues
• Automate routine tasks using scripts (Bash, Python, or others)

Requirements

• 2–3 years of experience working with PostgreSQL (administration, tuning, monitoring)
• Deep understanding of PostgreSQL architecture (processes, query planner, indexes, MVCC, VACUUM/ANALYZE)
• Experience with monitoring tools (Prometheus, Grafana, pg_stat_statements)
• Proven ability to optimize complex SQL queries and data schemas
• Strong knowledge of Linux (Ubuntu, Debian, CentOS, or similar) and system-level administration
• Practical understanding of database security (TLS, roles, access control policies)

+

• Experience configuring replication and high-availability clusters (Patroni, repmgr, pgpool-II, etc.)
• Experience with PostGIS (spatial data) and/or integrating PostgreSQL with GIS systems (ArcGIS, QGIS)
• Knowledge of other DBMSs (MySQL, Oracle, MS SQL) for migrations or integrations
• Experience working with large datasets (high load, high availability)

We are currently looking for a MySQL Database Administrator to join our partner company TENTENS Tech. In this role, you will manage and scale a highly available database infrastructure handling up to 2 PB of data and 100,000 operations per second. You’ll be responsible for database architecture decisions, performance optimization, and reliability improvements, while closely collaborating with DevOps, Security, and Software Engineering teams.

TENTENS Techis a Ukrainian IT company that develops platforms in the social discovery domain. The TENTENS Tech team has successfully launched dozens of platforms used by millions of people worldwide. Their slogan, “We don’t think limits,” reflects both the company’s strategic mindset and the team’s drive to always move far beyond the horizon.
 

Strategic challenges and objectives:

• Database health monitoring and troubleshooting.
• Work with massive amounts of data.
   

Key areas of responsibility:

• Collaborate with engineers, DBAs, and DevOps teams on technical issues.
• Provide support to developers and QAs as required.
• Maintain system monitoring of the database servers. Slow query reporting.
• Participate in database restructuring and management.
• Work on schema design and data modeling.
   

Technical requirements:

• Experience with administering MySQL server.
• Basic performance, query, and index optimization.
• Confident knowledge of MySQL backup solutions.
• Good understanding of monitoring requirements.
• Good understanding of replication principles.
• Comfortable with collaborative tools, such as Slack, wikis, Subversion, and basic ticket tracking systems (YouTrack, Jira).
   

Non-technical requirements:

• Fast learner and creative thinker with strong problem-solving skills.
• Effective team member with a high level of motivation and ability to work with little supervision.
• Dynamic self-starter with high attention to detail, highly responsible and reliable.
• The ideal candidate will be able to work from the office.
   

Desirable skills:

• Previous work experience with Python, Golang, Shell, or other programming languages.
• Previous work experience with relational databases, such as Oracle, PostgreSQL, and NoSQL DBs: MongoDB, Elasticsearch, Redis, etc.
• Good understanding of load balancers, DNS, networking, and/or client-side drivers.
   

By choosing us you get:

• Opportunity to work with a multi-million audience.
• Career growth and professional development with various internal training and seminars, access to an extensive book library, chance to participate in key IT industry events worldwide (attending the conferences).
• Work in a great team. We pay special attention to the recruitment and development of talent. All the members of our team are young, active, and highly motivated for creative problem-solving.
• Employee wellness program, which includes running sessions, football, basketball, and other sports. The cost of sports activities is covered by the company. In-house doctor support is also available on demand.
• Health insurance is available for all employees.

About the Company
We develop distributed, high-load, and fault-tolerant data processing systems that operate in mission-critical environments. Our team consists of engineers who combine deep technical expertise with a passion for innovation.

Key Responsibilities

• Configure, administer, and maintain PostgreSQL servers in production and development environments
• Monitor performance, tune database parameters, and optimize queries
• Perform database backups and restores, plan disaster recovery procedures
• Set up replication (streaming replication, logical replication) and ensure high availability (HA)
• Manage users, roles, and security policies
• Monitor logs (WAL), control data growth, and optimize disk space usage
• Collaborate with the development team to support new features and resolve SQL performance issues
• Automate routine tasks using scripts (Bash, Python, or others)

Requirements

• 2–3 years of experience working with PostgreSQL (administration, tuning, monitoring)
• Deep understanding of PostgreSQL architecture (processes, query planner, indexes, MVCC, VACUUM/ANALYZE)
• Experience with monitoring tools (Prometheus, Grafana, pg_stat_statements)
• Proven ability to optimize complex SQL queries and data schemas
• Strong knowledge of Linux (Ubuntu, Debian, CentOS, or similar) and system-level administration
• Practical understanding of database security (TLS, roles, access control policies)

+

• Experience configuring replication and high-availability clusters (Patroni, repmgr, pgpool-II, etc.)
• Experience with PostGIS (spatial data) and/or integrating PostgreSQL with GIS systems (ArcGIS, QGIS)
• Knowledge of other DBMSs (MySQL, Oracle, MS SQL) for migrations or integrations
• Experience working with large datasets (high load, high availability)

We are looking for a Database Administrator (with MySQL, Percona XtraDB Cluster knowledge) to join our team in Valencia:

✅Requirements
✔️Experience with MySQL - at least 5 years
✔️Experience in administration Percona Xtradb Cluster, MariaDB - at least 3 years
✔️Experience in tuning and optimisation MySQL
✔️Skill to optimize SQL queries, build indexes
✔️Experience with Percona toolkit components
✔️Experience with Linux and its components - at least 3 years
✔️At least Intermediate lvl of English 

✅Duties and opportunities:

✔️Analysis and optimisation of slow queries

✔️ SQL consultation for developers

✔️ Monitoring of MySQL servers

✔️ Monitoring of backup execution

✔️ Support for high-load clusters

✅ We offer excellent benefits, including but not limited to:

For full-time employees, we offer an extensive range of benefits, which include: 

✔️23 working days of vacation per year

✔️6 sick days without a doctor's note

✔️Medical insurance

✔️Birthdays, milestones and employee anniversaries celebrations

✔️Modern offices with snacks and all the essentials

✔️Social Club  and more than 50 events per year - coming soon

✔️Breakfasts and lunches  (partially covered)

✔️Language classes & tennis lessons (partially covered)

Project Description:

Building a trading platform for innovative international top-tier hedge fund from the ground up, comprising of front-office system for traders, pre-trade checks and analysis, intra-day positions management, order management and routing, risks and limits management, reports of trading activities, FIX connectivity, market data providers connectivity (e.g. Bloomberg B-pipe).

Responsibilities:

• Design, develop, and maintain KDB+/q databases and real-time data processing systems supporting trading and research.
• Build and optimize data ingestion pipelines from multiple market data sources using Kafka.
• Collaborate with Java developers to integrate KDB systems with trading, analytics, and risk applications.
• Support React-based front-end interfaces by developing efficient APIs and query services for visualization and analysis.
• Monitor and tune performance of large-scale time-series datasets for latency and throughput.
• Troubleshoot production issues, ensuring high data quality, reliability, and uptime.
• Partner with quantitative researchers and traders to design new data-driven features and analytics.

Mandatory Skills Description:

• 3-8 years of hands-on experience developing in KDB+/q within a trading or financial environment.
• Strong understanding of time-series data, market data structures, and real-time data processing.
• Solid working knowledge of Linux and scripting for system monitoring and automation.
• Proficiency in query optimization, data modeling, and performance tuning in KDB.
• Ability to work collaboratively with engineering, quant, and trading teams in a fast-paced environment.
• Strong communication and problem-solving skills, with attention to detail and reliability.

Nice-to-Have Skills Description:

• Experience integrating KDB with Java and Kafka for distributed data processing and messaging.
• Familiarity with React-based UI systems, including API design to serve real-time data.
• Experience with cloud-based infrastructure (AWS, GCP, or similar) and containerization (Docker/Kubernetes).

Client

Our client is a leading global travel agency network specializing in luxury and experiential journeys.

This role requires a hands-on technical leader with deep experience in SQL Server administration, automation, and Azure-native migrations. The DBA will provide operational support while driving key strategic initiatives for 2026.

Responsibilities

• Oversee the health, performance, and availability of all SQL Server and Snowflake databases.
• Implement proactive monitoring for warehouse performance, resource consumption, and credit usage (Snowflake).
• Configure, tune, and troubleshoot SQL Server Agent jobs, indexes, and partitions.
• Manage and monitor backup integrity, recovery jobs, and log shipping.
• Manage user accounts, roles, and permissions across SQL Server and Snowflake.
• Ensure role-based access control (RBAC) is enforced consistently.
• Audit and maintain compliance for handling of sensitive/PII data.
• Align database access policies with organizational security standards and ISO 27001 practices.
• Manage and troubleshoot FiveTran connections and integrations.
• Work closely with Data Engineering teams to optimize ingestion pipelines into SQL and Snowflake.
• Support cross-platform connectivity and reporting tools (Grafana, DataDog, Power BI).
• Conduct in-depth query performance analysis using execution plans and dynamic management views (DMVs).
• Optimize indexing strategies, partition schemes, and statistics maintenance.
• Identify and resolve blocking, deadlocks, and high-cost queries.
• Develop automation scripts (PowerShell, T-SQL, Python) to reduce manual intervention.
• Standardize deployment of database schema, objects, and configurations using Infrastructure-as-Code (IaC) principles.
• Document repeatable processes and maintain runbooks for operational continuity.

Requirements

• 10+ years as a Database Administrator with deep expertise in SQL Server 2012–2019/2022.
• Proven experience migrating large-scale databases from IaaS SQL to Azure SQL Managed Instances / Azure SQL Database.
• Hands-on knowledge of high-availability SQL configurations (AlwaysOn Availability Groups, Failover Clusters, Log Shipping, Replication).
• Strong performance tuning skills: indexing strategies, query plan analysis & optimization, tempDB and transaction log management, deadlock detection/resolution
• Deep understanding of backup and disaster recovery strategies (full/differential/log backups, point-in-time recovery, geo-redundant backups).
• Scripting and automation expertise with T-SQL, PowerShell, and IaC tooling (Bicep, ARM, Terraform preferred).
• Familiarity with data pipeline tools (FiveTran, ETL/ELT platforms) and integration troubleshooting.
• Excellent documentation skills for runbooks, migration plans, and incident reviews.
• Experience with Snowflake administration: warehouse management, RBAC implementation, monitoring and credit optimization, supporting data sharing and secure cleanroom use cases.

Nice to have

• Experience with Azure Database Migration Service (DMS) and Azure-native monitoring (Log Analytics, DataDog).
• Background in BCDR planning and ISO 27001/SOC2 compliance alignment.
• Prior experience in cloud-native modernization efforts (legacy to PaaS migrations).
• Strong collaboration skills to partner with Data Engineering, SRE, and Security teams.

Project: We are implementing Bank Enablement and Payment Automation within Oracle Fusion Cloud (OFC) for two legal entities. The goal is to configure banking institutions, establish payment execution processes, generate and customize bank payment files, apply encryption, and automate secure transmission to/from banks.

Requirements:

• 3+ years working with Oracle Fusion Financials (Payables, Cash Management, Payments).
• Strong hands-on experience in bank setup and payment processing in OFC.
• Proficiency with BI Publisher (modifying and creating payment file templates).
• Experience configuring SFTP, encryption keys, and secure file transfer workflows.
• Familiarity with bank communication formats (e.g., ISO20022, XML, CSV).
• Ability to lead testing, troubleshooting, and production validation activities.
• Clear communication and documentation skills.
  
  Responsibilities:
  Banking & Payments Configuration
• Configure banking institutions, branches, and internal bank accounts in Oracle Fusion Cloud.
• Implement and validate Payment Process Profiles, Payment Methods, and Disbursement setups.
• Configure Cash Management, Payables, and Payment modules relevant to banking operations.

File Formats & Layouts

• Develop and customize Payment File Layouts using BI Publisher (BIP).
• Ensure layouts meet specific bank format requirements (ISO20022, XML, TXT, CSV, etc.).
• Work with existing layouts (two layouts already exist) and adjust where necessary.

Encryption & Connectivity

• Configure PGP/Encryption and certificate management for secure file transfer.
• Establish and validate SFTP connectivity with bank servers.
• Automate sending and receiving of bank payment files and statements.

Automation & Integration

• Schedule and automate processes via ESS Jobs / File-Based Data Exchange (FBDI).
• Validate receipt and processing of bank statements and bank notifications.

Testing, Documentation & Support

• Support testing across QA and Production environments.
• Prepare full technical and functional documentation for operations and knowledge transfer.
• Provide guidance and training to internal support teams post-implementation.

The primary goal of the project is the modernization, maintenance and development of an eCommerce platform for a big US-based retail company, serving millions of omnichannel customers each week.

Solutions are delivered by several Product Teams focused on different domains - Customer, Loyalty, Search and Browse, Data Integration, Cart.

Current overriding priorities are new brands onboarding, re-architecture, database migrations, migration of microservices to a unified cloud-native solution without any disruption to business.

• Responsibilities:

  We are looking for a Database Administrator with experience of managing PostgreSQL in the cloud, who can help to tune performance of client platform:
  - Quickly onboard to Customer's processes
  - Performance tuning on request
  - DBA work with Incident tickets
  - Collaborate with other teams and client to find the best solutions

• Mandatory Skills Description:

  Must have: strong DBA experience, specifically with Azure and Postgres on Azure
  
  • Readiness to work until 9.00 pm CET (no need to do overtimes);
  • Strong DBA experience
  • Experience of work with Azure
  • Excellent skills in Postgres tuning with and without tools and plugins / extensions
  • Strong experience managing PostgreSQL in Azure
  • Advanced knowledge of SQL Queries, Joins, functions and procedures
  • Networking, Infra components, Postgres settings and flags
  • Monitoring tools and usage of analyzing workloads and query benchmark measurements for applications
  • Strong written and verbal communication skills

• Nice-to-Have Skills Description:

  • Experience with Azure Management Instance and familiarity with ADF
  • Certifications in AWS, GCP, or Azure database management (official proof or references are required)
  • DevOps and GitHub
  • Experience of work in distributed teams, with US customers

Head of Technical Operations & Data Management

Reports To: Managing Director / CEO

At Switcheroo.co.uk, we’re shaking up how the UK saves on their bills.

We make switching your energy and broadband suppliers simple, transparent, and rewarding, connecting people with better deals through smart tech and trusted partnerships.

We move fast, think big, and care about results that make a real impact on people’s everyday lives.

Collaboration: Works closely with the Chief Technology Officer (CTO) on back end database development, alongside the Head of Performance Marketing and Managing Director, forming the three pillars that connect operations, marketing, and commercial performance.

Location: Remote (UK hours)

Language: English (Required)

Role Purpose

The Head of Technical Operations & Data Management is responsible for designing, maintaining, and optimising the company’s operational and data infrastructure, ensuring that every click, lead, and sale is accurately tracked, validated, and reported.

This is a technical leadership role that sits at the heart of the business, connecting marketing execution, client delivery, and technical architecture into one cohesive system.

You will work alongside the CTO to manage and evolve database structures, ensuring scalability, integrity, and automation across all systems. You’ll also partner with the Managing Director and Head of Performance Marketing to ensure operational precision, transparent reporting, and commercial control.

Core Responsibilities: Operational Delivery

• Oversee end to end delivery of marketing and sales operations, ensuring performance targets are supported by robust systems.
• Design and refine workflows that ensure smooth communication and data flow between departments.
• Monitor lead pacing and delivery volumes, adjusting processes or system logic where needed.
• Implement and enforce quality control standards for data accuracy and system consistency.
• Manage integrations between platforms (marketing, CRM, reporting, partner portals, analytics tools) to ensure seamless performance tracking.
• Develop and maintain operational documentation, process maps, and SOPs to support scalability and training.
• Identify and resolve process bottlenecks, using automation or structural improvements where possible.

Database Management & Reconciliation

• Work closely with the CTO to design and maintain scalable, high performance database architectures.
• Build and optimise relational databases (primarily in MySQL) for speed, accuracy, and scalability.
• Develop and manage data pipelines that aggregate data from multiple systems, including marketing platforms, CRMs, analytics tools, and partner APIs.
• Create and manage ETL processes (extract, transform, load) to maintain clean and consistent data flow.
• Implement strict data validation, deduplication, and hygiene routines to ensure accurate reporting.
• Conduct daily and weekly reconciliations between ad spend, lead delivery, sales outcomes, and partner reported results.
• Build and maintain APIs or scripts using PHP and JavaScript to automate data exchange between systems.
• Collaborate with the CTO on version control, database schema design, and integration testing.
• Ensure GDPR compliance and data security standards are upheld across all systems.
• Produce comprehensive documentation on database design, reconciliation logic, and automation routines.

Reporting & Automation

• Create and maintain automated dashboards that visualise performance across marketing, sales, and client delivery.
• Implement real time tracking and attribution systems that connect ad spend to verified outcomes.
• Develop automation scripts to reduce manual tasks and improve reporting efficiency.
• Maintain reporting environments in Looker Studio, Power BI, or internal visualisation tools.
• Provide leadership with accurate, timely performance reports, reconciling all data sources.
• Proactively identify insights or anomalies and present data driven recommendations.

The Three Pillars

This role forms one of the businesses three pillars working in lockstep with:

• The Managing Director, who oversees commercial strategy, partnerships, and client delivery.

• The Head of Performance Marketing, who drives acquisition, funnel design, and campaign performance.

   

  Together, this trio ensures the entire operation functions with complete visibility, accountability, and precision:

   

• Marketing generates and optimises lead flow.
• Operations & Data ensures accuracy, tracking, and delivery.
• Commercial leadership drives revenue growth and client trust.

You will be responsible for ensuring this system remains connected, data verified, and technologically sound.

Ideal Profile

• Strong technical background in database management, data pipelines, and system automation.
• Proficiency in MySQL, PHP, and JavaScript (React knowledge a plus).
• Experience designing and maintaining scalable relational databases.
• Skilled in data reconciliation, schema design, and automation scripting.
• Familiarity with cloud based hosting, APIs, and back end system architecture.
• Exceptional attention to detail and commitment to data accuracy.
• Excellent communication skills and ability to work cross functionally between technical, marketing, and leadership teams.
• Strong documentation discipline and systems thinking mindset.
• Prior experience working with a CTO or development team on database or integration projects.

Key Deliverables

• Fully reconciled data across marketing, CRM, and partner systems.
• Scalable and secure database architecture maintained in partnership with the CTO.
• Automated data pipelines ensuring real time accuracy.
• Consistent reporting dashboards available for leadership and partners.
• Complete documentation of data flow, reconciliation, and automation logic.

Success Indicators

• Zero unresolved data discrepancies across systems.
• Real time reporting accuracy within defined SLAs.
• Reliable database uptime and performance under scale.
• Reduction of manual reporting tasks through automation.

• Strong alignment and collaboration within the three pillars (MD, CTO, Performance Marketing).

   

Why This Role Matters

• The Technical Operations & Data Manager ensures the business runs on truth, not assumption.
• Your work builds the foundation for confident decision making, operational efficiency, and scalable growth.
• By connecting technical systems, marketing intelligence, and commercial delivery, you create the infrastructure that makes performance predictable and profit sustainable.

Benefits:

· Company pension

· Employee stock purchase plan

· Gym membership

· Profit sharing

· Work from home

Experience:

· Database management: 2 years (required)

· Lead generation: 1 year (preferred)

· CRM software: 1 year (preferred)

· PHP: 1 year (preferred)

· MySQL: 1 year (preferred)

· JavaScript: 1 year (preferred)

· React: 1 year (preferred)

· Operations management: 1 year (preferred)

We are the creators of a new fintech era!
Our mission is to revolutionize the world by making blockchain technology accessible to everyone in everyday life. WhiteBIT is a global team of more than 1,200 professionals united by a shared vision of shaping the Web3 future.
We are building our own blockchain ecosystem, ensuring maximum transparency and security for over 8 million users worldwide. Our cutting-edge solutions, rapid adaptation to market challenges, and technological excellence set us apart from traditional companies.
Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT, and VISA.

The future of Web3 starts with you — join us as a Backend Developer (Laravel / PHP / PostgreSQL)!

Requirements

• 4+ years building backend applications in PHP/Laravel.
• Solid experience designing RESTful APIs and managing relational data (PostgreSQL preferred).
• Security-first mindset: encryption, permissions, audit logging.
• Track record improving reliability, performance, and maintainability in production systems.
• Practical experience with caching, background jobs, and event-driven architecture.
• Comfortable with iterative delivery (small PRs, rapid feedback, incremental improvement).
• Level of English - Upper-intermediate +

Nice to have:

• Internal tooling or HR platform background.
• Experience with SCIM or enterprise identity protocols.
• Observability/metrics setup (Prometheus, Sentry, Loki).
• Third-party system integration.
• Multi-tenancy, field-level security, or ABAC/role-based access patterns.

Responsibilities

• Ship robust, low-friction APIs and backend flows—making everyday internal operations seamless.
• Design and evolve modular domain logic (think organization, HR, workflows—not feature laundry lists).
• Implement secure authentication, authorization, and field-level data protection.
• Integrate with external systems (Google OAuth/SCIM, Slack, S3) via adapters.
• Ensure auditability and observability from day one (structured logging, metrics, tracing).
• Optimize persistence and caching strategies for speed and reliability.
• Contribute to event-driven patterns for future analytics and integrations.
• Collaborate closely with frontend and domain peers—clear contracts, fast iteration cycles.

Work conditions
Immerse yourself in Crypto & Web3:

• Master cutting-edge technologies and become an expert in the most innovative industry.
  Work with the Fintech of the Future:
• Develop your skills in digital finance and shape the global market.
• Gain unique experience and be part of global transformations.
• Influence the industry and contribute to groundbreaking solutions.
• Collaborate with top experts worldwide and grow alongside the best.
• Modern equipment.
• Comfortable working conditions and an inspiring environment to help you thrive.
• 24 calendar days of paid leave.
• Additional days off for national holidays.

Role Overview: 
We're looking for a skilled SQL Developer to join our team! If you're passionate about writing efficient SQL queries, optimizing databases, and creating robust reports, this 
role is for you. You'll play a key part in ensuring database performance, reliability, and scalability, while collaborating with developers to implement best practices. Experience with MySQL/MariaDB, reporting tools like BIRT or JasperReports, and a strong attention to detail will make you a great fit.

Responsibilities:
• Develop and maintain complex SQL queries, stored procedures, and triggers.
• Design and create SQL-based reports using tools such as BIRT or JasperReports.
• Design, implement, and maintain stable, reliable, and high-performance databases.
• Collaborate with application developers to optimize in-application SQL statements and establish best practices.
• Troubleshoot database-related issues and provide proactive recommendations to prevent recurring problems.
• Prepare and maintain comprehensive documentation and technical specifications.
• Manage common database procedures including upgrades, backups, recovery, and data migration.

Requirements:
• Strong proficiency in SQL, particularly with MySQL/MariaDB databases.
• Experience with modern relational databases and database design best practices.
• Skilled in writing and optimizing complex SQL queries and stored procedures.
• Familiarity with version control tools, especially Git.
• Experience using reporting tools such as BIRT or JasperReports.
• Strong troubleshooting and analytical skills.
• Ability to work independently with a keen eye for detail.
• Excellent communication skills in English, both written and spoken.
• Diploma or Bachelor’s Degree in IT, Computer Science, Computer Engineering, or a related field.
• Experience in financial systems or the banking sector is an added advantage.

We offer:
• A collaborative and supportive work environment.
• Remote work options.
• Competitive salary with annual reviews based on performance.
• Work with a borderless set up – with teammates all over the world.
• Learn from experts located globally.
Junior level talents who meet mandatory requirements are welcomed.

[Please submit your resume/CV in English