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Data Engineer

Data Engineer

MongoDB Application DBA

Delasport

Sofiafulltime

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Описание вакансии

About Us:
Delasport is where technology meets the excitement of sports and gaming! As a proven innovator in iGaming software, we provide everything from platform development to player account management. Our platform is designed to make every player feel like the star of the show, with personalized experiences and cutting-edge technology at its heart.

Since our founding in 2010, we have won multiple international awards and have established a proven track record of excellence, stability, and overall success. This achievement only drives us to reach even greater heights. Currently, we are proud to have over 500 experts across various business fields and several offices in Bulgaria (Sofia and Plovdiv), Ukraine, and Malta.

About the role:
The MongoDB Application DBA
is accountable for designing, optimizing, and operating MongoDB databases that power mission-critical applications. This role sits at the intersection of application development and database engineering, ensuring that data models, queries, indexes, and deployment patterns are efficient, scalable, and aligned with business requirements. The Application DBA partners closely with developers, DevOps, and infrastructure teams to deliver high-performance, secure, and resilient MongoDB environments.

How You'll make an impact:
Database Design & Development:

  • Collaborate with application architects to design optimal MongoDB data models (schema design, document structure, embedding vs. referencing).
  • Review and optimize queries, aggregations, and indexing strategies.
  • Implement schema versioning, data migrations, and refactoring strategies.
  • Helps developers with MongoDB best practices, patterns, and anti-patterns.

Performance & Optimization:

  • Monitor and tune query performance, index usage, and execution plans.
  • Analyze slow queries using Profiler, Explain Plans, and performance metrics.
  • Optimize sharding strategies, partitioning, and data distribution.
  • Conduct capacity planning and workload forecasting.

Operations & Administration

  • Manage MongoDB clusters (standalone, replica sets, sharded clusters) in on-prem or Atlas environments.
  • Perform backup/restore, disaster recovery planning, and failover testing.
  • Ensure high availability, replication health, and cluster stability.
  • Implement and maintain monitoring (Atlas, Ops Manager, Prometheus, PagerDuty, Grafana, ELK, PMM etc.).
  • Security & Compliance
  • Configure and enforce authentication, authorization, and role-based access control.
  • Implement encryption at rest and in transit, auditing, and compliance controls.
  • Enable secure deployment patterns and vulnerability remediation.

Troubleshooting &
Support

  • Diagnose and resolve issues related to:
  • Replication lag
  • Locking and contention
  • Memory/CPU bottlenecks
  • Storage performance

Who you are:
Technical Skills

  • 5+ years of database administration, database engineering, or data platform experience.
  • Strong expertise in MongoDB (3 years) including replica sets and sharded clusters.
  • Deep knowledge of MongoDB query engine, indexing, and aggregation framework.
  • Proficiency with MongoDB Atlas, Ops Manager, or Cloud Manager.
  • Experience with Linux, shell scripting, and system-level performance tuning.
  • Familiarity with programming languages commonly used with MongoDB (Node.js, Python, Java).
  • Knowledge of networking, storage, and cloud platforms (AWS, Azure, GCP).
  • Experience supporting high-volume, business-critical production systems.

Soft Skills

  • Strong communication and collaboration with developers and cross-functional teams.
  • Analytical mindset with a focus on performance and reliability.
  • Ability to work in fast-paced, distributed environments.

Preferred Qualifications

  • MongoDB Certified DBA or Developer.
  • Experience with event-driven architectures (Kafka, RabbitMQ).
  • Background in SQL databases and migration from relational to NoSQL.
  • Experience in monitoring 24/7 highly available production environments.
  • Experience in gaming, betting, fintech, payments, e-commerce, or other transaction-intensive industries.

Success Measures

  • Success in this role will be measured by:
  • Improved database and application performance.
  • Reduced query latency and resource consumption.
  • Increased scalability and reliability of MongoDB workloads.
  • Reduction in database-related production incidents.
  • Improved operational readiness and recovery capabilities.
  • Adoption of database best practices across engineering teams.
  • Successful delivery of performance optimization and capacity planning initiatives.

What We Offer:
About
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:

  • Competitive Salary Package:
    We value your skills, dedication, and contributions
  • Time Off:
    Enjoy
    21+ days of annual paid leave
    so you can rest, recharge, and come back inspired
  • Bonus & Rewards:
    Performance-based
    annual bonuses
    , special vouchers for birthdays and welcoming a newborn
  • Health & Wellness:
    Additional
    Health insurance including dental care
    ; Co-funding

a
Multisport/Coolfit card
to help you stay active

  • Extra Benefits:
    Employee discounts at various retailers and a
    monthly allowance for public transportation
  • Great Office Locations:
    Central office location in
    Sofia
    and
    Plovdiv
  • Relax & Recharge Zone:
    Take a break with colleagues in our
    PlayStation
    and
    Pool Table
    - perfect for recharging during the day

Wait, there’s more:

  • Happy Hour Fridays
    : Every Friday we host themed
    Happy Hours
    with snacks, fun activities, and plenty of opportunities to connect and unwind with colleagues
  • Multicultural Days
    : Celebrate diversity and experience the traditions, food, and cultures of teammates from around the world
  • Massages at the Office
    : Weekly
    Free Recreational Massages
    to help relax during the workday
  • Chess Lessons:
    Sharpen your strategic thinking and enjoy collaborative and fun chess sessions with colleagues
  • Sports & Football Team
    : We regularly participate in various sports events and have our own Delasport Football Team, taking part in the IT League
  • Bulgarian Language Lessons
    : Classes designed to facilitate smoother communication for non-native speakers.
  • Office Library
    : Enjoy access to technical literature to expand your knowledge

Ready to Be Part of Something Big?
If you’re excited to join a team that’s revolutionizing the iGaming world and want to make a real impact, apply today. We can’t wait to meet you!

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Data Engineer

Data Engineer

KBC Global Services

Sofiafulltime

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Описание вакансии

Who are we:

KBC Global Services
is the engine behind
KBC Group
– a leading bank-insurance group with over 41,000 talented employees serving more than 12 million clients across Europe. Since 2021, we have been supporting the
digital transformation of KBC Group
providing software development, QA, AI, and other IT solutions working on a wide range of projects
combining classical IT with digital banking.

Are you passionate about
Big Data and AI
and more specifically about the way data science cases are developed and industrialized? Do you want to work with the latest technologies in the data world and are you interested in taking the first steps towards industrializing cases in the cloud together with the team? Then you've come to the right place!

Why us? Because we care. Choosing us, you are choosing work that works for you.

As
our Data Engineer
, you would have the following responsibilities:

  • You will be part of an operational team that owns more than 5000 files;
  • Your team is the owner of the data which is critical for all commercial data usage within KBC;
  • You actively help ingesting data and make sure the data is GDPR compliant;
  • You work closely together with a big team of offshore colleagues;
  • You help maintain the quality of the data;
  • You will design, build, and maintain scalable data pipelines;
  • You will ensure data is extracted, transformed and loaded (ETL) efficiently.

Key competences that will help you succeed:

  • Working experience with the following Big Data tools and technologies -
    Python, Spark (PySpark in particular), GIT, Dockers, CI/CD, Scheduling (Airflow).

You are a perfect fit for us if:

  • You are eager to learn and have an open mind towards new tools and technologies, processes and organization;
  • You are a team player;
  • You can work in English, both written and spoken, in an international environment;
  • You can communicate well to make sure that any issues are made clear to all stakeholders;
  • You take responsibility;
  • You have a flexible mindset;
  • And above all you have a lot of common sense.

A significant advantage would be to have:

  • Knowledge of the following tools and technologies:
    Openshift, Docker, Pybuilder, AWS, CI/CD and Scheduling tools (e.g. Airflow).

Being part of KBC, you will enjoy plenty of benefits:

  • Work-Life balance:
    25-day annual paid holiday; regular team buildings and company parties;
  • Personal Care:
    Additional medical insurance and pension plan;
  • Fully covered
    Multisport
    card;
  • Food Vouchers
    : Digital food vouchers, which you can use in hypermarkets and other partner brands;
  • An international and highly diverse
    work atmosphere
    ;
  • Hybrid way of working
    : flexible working time with home-office option;
  • Career growth and development
    : Leadership Development Program, Internal Academies encouraging internal rotations, a wide range of trainings and free access to several learning platforms, language courses and more;
  • Preferential terms
    for banking
    and insurance products & services offered by KBC Group companies in Bulgaria (loans rates, life and non-life insurance, etc.)
  • Spot Awards to make you shine
    : Employee of the month, Employee of the Year, Exceptional achievements and others;
  • Referral program
    : recommend a friend to a job and get a bonus;
  • Other remarkable benefits
    : Marriage and Childbirth bonuses, paid Volunteer Day, many discounted offers from various providers.

If you find this job opportunity interesting and you recognize yourself in the above, apply via the button with your CV in English.

Join.
Create
. Innovate with us!

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Data Engineer

Senior Database Engineer

Man Group

Sofiafulltime

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Описание вакансии

About Man Group
Man Group is a global alternative investment management firm focused on pursuing outperformance for sophisticated clients via our Systematic, Discretionary and Solutions offerings. Powered by talent and advanced technology, our single and multi-manager investment strategies are underpinned by deep research and span public and private markets, across all major asset classes, with a significant focus on alternatives. Man Group takes a partnership approach to working with clients, establishing deep connections and creating tailored solutions to meet their investment goals and those of the millions of retirees and savers they represent.

Headquartered in London, we manage $227.6 billion* and operate across multiple offices globally. Man Group plc is listed on the London Stock Exchange under the ticker EMG.LN and is a constituent of the FTSE 250 Index. Further information can be found at www.man.com

  • As at 31 December 2025

The Team
We have an exciting opportunity for a Senior Database Platform Engineer to join a team of highly skilled Engineers and DBAs who are responsible for managing the Oracle, PostgreSQL, MongoDB and SQL Server database estate.

The team are responsible for the day-to-day support and administration of the Oracle, MongoDB, SQL Server and PostgreSQL database estate including engineering and all database related projects. The role involves working closely with other Infrastructure teams as well as developers and end users.

This role also offers the opportunity to work on exciting technologies like Docker, Kubernetes and exposure to other DevOps aligned methods of automation, real time monitoring and metrics collections using latest Open-Source toolsets; Grafana and InfluxDB etc.

Role Responsibilities

  • Administer and manage the Oracle, PostgreSQL, MongoDB and SQL Server database estate.
  • Collaborate with other technology teams to identify and implement optimal solutions for Man Group.
  • Demonstrate a willingness to learn new technologies in this area.
  • Ensure the rollout of a standards-based estate using relevant configuration management tools.
  • Plan capacity for physical and virtual database servers.
  • Ensuring high availability of the infrastructure and minimising the duration and impact of any outages.
  • Maintain a consistently high level of service delivery for incidents, requests, and changes.
  • Provide database support and advice to Infrastructure teams, developers, and end users.
  • Uphold database security standards across the database estate.
  • Participate in an on-call support rota.

Key Competencies
Required

  • Deep knowledge of Oracle or PostgreSQL RDBMS.
  • Foundational knowledge of MongoDB or SQL Server.
  • Familiarity with infrastructure automation and configuration management tooling such as Terraform and Ansible.
  • Proficiency in Linux.
  • Strong scripting skills (preferably Bash, PL/SQL, Python, Powershell).
  • Experience of designing, building, configuring Data-Guard, RMAN.
  • Ability to diagnose and tune performance across the entire stack (Database internals, OS, Storage, Networks).
  • Proven ability to automate builds and repetitive tasks.
  • Flexibility to broaden and develop skills in any area as required.
  • Strong prioritization and project management skills.

Advantageous

  • Experience with Docker containerization.
  • Familiarity with Agile methodologies.
  • Eagerness to learn and understand the business environment.

Benefits

  • Modern office located in the OfficeX campus with easy access to transport and amenities.
  • Hybrid working model
  • Competitive compensation package
  • 25 days holiday allowance
  • Premium Health insurance
  • Employee Assistance program
  • Referral Bonus
  • Additional days off for long service and volunteering
  • Multisport card
  • Opportunities for professional development including internal tech talks
  • Conference attendance, and engagement with the open-source community.

Inclusion, Work-Life Balance And Benefits At Man Group
You'll thrive in our working environment that champions equality of opportunity. Your unique perspective will contribute to our success, joining a workplace where inclusion is fundamental and deeply embedded in our culture and values. Through our external and internal initiatives, partnerships and programmes, you'll find opportunities to grow, develop your talents, and help foster an inclusive environment for all across our firm and industry. Learn more at www.man.com/diversity.

You'll have opportunities to make a difference through our charitable and global initiatives, while advancing your career through professional development, and with flexible working arrangements available too. Like all our people, you'll receive two annual 'Mankind' days of paid leave for community volunteering.

Our comprehensive benefits package includes competitive holiday entitlements, pension/401k, life and long-term disability coverage, group sick pay, enhanced parental leave and long-service leave. Depending on your location, you may also enjoy additional benefits such as private medical coverage, discounted gym membership options and pet insurance.

Equal Employment Opportunity Policy
Man Group provides equal employment opportunities to all applicants and all employees without regard to race, color, creed, national origin, ancestry, religion, disability, sex, gender identity and expression, marital status, sexual orientation, military or veteran status, age or any other legally protected category or status in accordance with applicable federal, state and local laws.

Man Group is a Disability Confident Committed employer; if you require help or information on reasonable adjustments as you apply for roles with us, please contact TalentAcquisition@man.com.

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Data Engineer

Technology Lead - Databricks Data Engineering

Infosys

Sofiafulltime

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Описание вакансии

Job Description
Today, the corporate landscape is dynamic and the world ahead is full of possibilities! None of the amazing things we do at Infosys would be possible without an equally amazing culture, the environment where ideas can flourish and where you are empowered to move forward as far as your ideas will take you.

At Infosys, we assure that your career will never stand still, we will inspire you to build what’s next and we will navigate further together. Our journey of learnability, values and trusted relationships with our clients continue to be the cornerstones of our organization and these values are upheld only because of our people.

Required Skills (Must Have)

  • Hands-on experience with Databricks (notebooks, clusters, jobs, Delta Lake).
  • Strong understanding of ETL/ELT processes.
  • Experience with Python or SQL.
  • Good understanding of cloud platforms (Azure, AWS, or GCP).
  • Knowledge of Delta Lake features (ACID transactions, time travel, schema evolution).
  • Familiarity with data warehousing concepts.
  • Ability to work with large datasets and optimize performance.
  • Strong debugging and problem‑solving skills.

Preferred Skills (Good To Have)

  • Experience with streaming systems (Auto Loader, Structured Streaming).
  • Knowledge of CI/CD workflows (Git, DevOps pipelines).
  • Experience with orchestration tools (Azure Data Factory, n8n, etc.).
  • Understanding of lakehouse architecture.
  • Exposure to ML workflows or MLOps.

Qualifications

  • 2–6 years of experience in data engineering or analytics.
  • Certifications in Databricks, Azure, AWS, or GCP are a plus.

Soft Skills

  • Good communication skills.
  • Ability to work with cross‑functional teams.
  • Proactive attitude and ownership mindset.

About Infosys
Infosys is a global leader in next-generation digital services and consulting. We enable clients in 46 countries to navigate their digital transformation. With over three decades of experience in managing the systems and workings of global enterprises, we expertly steer our clients through the many next of their digital journey. We do it by enabling the enterprise with an AI-powered core that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise and ideas from our innovation ecosystem.

Visit www.infosys.com to see how Infosys can help your enterprise navigate your next.

All aspects of employment at Infosys are based on merit, competence and performance. We are committed to embracing diversity and creating an inclusive environment for all employees. Infosys is proud to be an equal opportunity employer

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Data Engineer

Associate Data Analyst

Experian

Sofiafulltime

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Описание вакансии

Company Description
Experian is a global data and technology company, powering opportunities for people and businesses around the world. We operate across a range of markets, from financial services to healthcare, automotive, agribusiness, insurance, and many more. Experian invests in people and new advanced technologies to unlock the power of data. We have an amazing team of 25,200 people in 32 countries.

Job Description
As an
Associate Data Analyst
, you will work with large datasets, support analytical projects and help transform complex information into meaningful insights for our clients. You will report to the Analytics Consultant and collaborate with experienced analysts and consultants, contribute to model development activities and help deliver high-quality analytical solutions.

What You Will Do

  • Extract, prepare and manipulate data to support business and client requirements.
  • Support analytical and model development projects using established methodologies and best practices.
  • Interpret analysis results and help identify relevant insights.
  • Ensure the quality and accuracy of datasets, analyses and deliverables.
  • Investigate and resolve data and analytical issues with support from senior team members.
  • Communicate findings to colleagues and clients.
  • Collaborate across teams to deliver projects on time and to a high standard.

Qualifications
What you will bring:

  • Bachelor's degree in Mathematics, Statistics, Economics, Operational Research, Physical Sciences or another quantitative discipline
  • Knowledge of relevant statistical packages and programming tools (for example, SAS, Python, SQL, and Spark)
  • Experience working on analytical, statistical or data-related projects
  • Strong analytical thinking
  • A curious mindset and passion for learning.

Additional Information
Our uniqueness is that we celebrate yours. Experian's people first, inclusive and purpose driven culture is multi award-winning; World's Best Workplaces™ 2025 (Fortune Global Top 25), Great Place To Work™ in 26 countries to name a few. Check out Experian Life on social or explore our Careers Site to understand why. Experian is also proud to be an Equal Opportunity and Affirmative Action employer. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.

What You Will Get

  • Personal Development - career pathway for professional growth supported by learning and development programs and unlimited access to online educational training courses, learning materials and books.
  • Work environment - excellent work conditions with friendly environment, recognized team spirit, and fun and quality recreation time.
  • Social benefit package including life insurance, food vouchers, additional health insurance, monthly flex allowance and internet coverage, corporate discounts, marriage and childbirth / adoption allowance, Multisport card, Sharesave plan, Employee assistance program, а birthday gift and many other benefits!
  • Work-life balance - 25 days paid vacation, 1 additional day off for your birthday and extra 3 paid days for participation in Social responsibility event.
  • Opportunity for Flexible working hours and Home Office.

Experian Careers - Creating a better tomorrow together

Recruitment Fraud Awareness
- Experian's recruitment process is conducted only through authorised channels. Recruitment communications will only be sent from an @experian.com email address. Experian will never ask candidates to make any payment as part of an application, interview, assessment, onboarding, or recruitment process. To apply for roles or verify opportunities, please visit experian.com/careers.

Experian Careers - Creating a better tomorrow together

Find out what its like to work for Experian by clicking here

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Ещё 26 вакансий по этой категории в этой стране

MongoDB Application DBADelasport · Bulgaria

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