About this role
Tieto Tech Consulting (MentorMate from 2001 to 2026) provides design-led, data-centric, and AI-powered digital engineering & consulting services to enterprises worldwide. With a strong heritage of Nordic quality, local presence, and global-scale operations, we are backed by 8,500+ IT professionals. Our clients trust us for advanced data and analytics skills, top industry-specific expertise, specialized software R&D, and the capabilities of a multinational team. We are part of Tieto, a leading technology company with an annual revenue of approximately EUR 2bn.
Tieto Tech Consulting’s team in Bulgaria consists of 500+ professionals specializing in the development of tailored digital solutions in diverse industries.
Key responsibilities
Building and maintaining data pipelines using Databricks, SQL, Python, and PySparkSupporting the migration of existing data processes and legacy solutions to modern cloud platformsTransforming, validating, and reconciling data from various business systemsContributing to Lakehouse solutions based on Bronze, Silver, and Gold data layersHelping ensure data quality, consistency, and reliabilityTroubleshooting and supporting existing data pipelines and integrationsWorking closely with senior engineers, architects, analysts, and customer teamsParticipating in Agile development processes and team ceremoniesLearning and applying engineering best practices, including version control and automationContinuously developing your technical knowledge and expertise in modern data technologiesRequired experience & qualifications
Good understanding of SQLBasic experience with PythonUnderstanding of ETL/ELT concepts and data integration processesExposure to Databricks, Apache Spark, or PySparkUnderstanding of data warehousing and data modeling conceptsGood problem-solving skills and attention to detailStrong communication skills and willingness to collaborate in a team environmentProfessional working proficiency in EnglishA significant advantage would be
Experience in data engineering, software development, analytics, or a related areaFamiliarity with Azure cloud servicesUnderstanding of Lakehouse architecture or Delta Lake conceptsExperience using GitKnowledge of CI/CD practicesExperience with Power BI or reporting solutionsUnderstanding of banking, finance, or other regulated industriesAzure or Databricks certifications At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity.
Diversity, equity and inclusion | Sustainability | Tieto
Stay alert to recruitment scams:
• Tieto only communicates via @tieto.com email addresses.
• We never ask candidates to pay fees or share financial details during recruitment.
• If you receive a suspicious message claiming to be from Tieto, don't respond — verify it via our official careers site.
• For more information visit Important Advisory Regarding Recruitment Fraud | Tieto Blog