Senior Data Engineer

Ciklum is looking for a Senior Data Engineer to join our team full-time in Bulgaria.

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

As a Senior Data Engineer, become a part of a cross-functional development team engineering experiences of tomorrow. You will be working for a Data Platform that sets the standard for scalability and data-driven decision-making with a custom infrastructure built from the ground up to guide strategic initiatives. It transforms diverse data sources into optimal pipeline architectures that make Product and Risk decisions run faster, work more efficiently through AI and ML integration, and provide actionable insights for global growth.

Responsibilities:

• Full ownership and responsibility for data stack
• Create and maintain optimal data pipeline architecture
• Select the tools and system architecture required to enable stakeholders to efficiently and optimally utilize data
• Implement AI and ML modules supporting our application
• Work with stakeholders to assist with data-related technical issues and support their data infrastructure needs
• Build the infrastructure required for optimal extraction, transformation, and loading of data from a wide variety of data sources using SQL and AWS ‘big data’ technologies
• Build analytics tools that utilize the data pipeline to provide actionable insights into customer acquisition, operational efficiency and other key business performance metrics
• Identify, design, and implement internal process improvements: automating manual

Requirements:

• Bachelor’s degree in Computer Science, Engineering, Statistics, or a related field
• 5+ years of professional Data Engineer experience, preferably from Fintech companies
• Experience with SQL and NoSQL databases
• Strong proficiency with data modeling, data warehousing, and building ELT/ETL pipelines
• Familiarity with cloud platforms, preferably AWS
• Experience working with Cloud DB such as Snowflake/Redshift
• Experience working with ETL tools such as – Fivetran/Rivery/Airbyte
• Excellent problem-solving skills and strong analytical skills
• An ambitious team player with a strong ability to work both in a team and independently
• Excellent communication skills in English

What’s in it for you?

• Regular salary reviews based on performance
• Corporate events: webinars, offline parties, and meetups
• Internal Mobility Program
• Tailored education path (including full access to Udemy, certifications, etc.)
• 25 paid days off: 20 business days of vacation per calendar year + 5 undocumented sick leave days
• Additional health insurance
• 100% company-covered Multisport card, with discounts available for family members

About us:

At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values ​​collaboration and progress.

Since expanding to Bulgaria in 2022, we’ve been building a fast-growing team that thrives on learning, collaboration, and innovation. Join us on this exciting journey and help shape the future of our delivery center.

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Explore, empower, engineer with Ciklum!

Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.