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Work Background
DatapirttiFounder and Lead Data Analyst
May. 2025Datapirtti is a one-person analytics partner, offering freelance data analyst, data science and businesss intelligence consulting services, to help companies make better decisions based on their data.
I create clear, tailored solutions and actionable recommendations that answer key business questions and move the business forward. ➡️ Built a retail client’s first data pipeline and dashboard, enabling data-driven decisions and identifying new growth opportunities. ➡️ Increased customer retention by 7% by identifying key causes of customer churn and recommending which causes to prioritize. ➡️ Designed and analyzed A/B tests to optimize client offers and drive higher engagement. 🛠️ Tools used: Tableau, Tableau Prep, Power BI, Excel, Power Query, Power Pivot, BigQuery, Excel, SQL 💎 Skills used: Data storytelling, communication, client relations, negotiation, stakeholder management, presenting Whatever your challenge, feel free to reach out and let’s talk: [email protected] and www.datapirtti.fi
Erste DigitalSenior Data Analyst
Dec. 2023 - Dec. 2024Kosice, SlovakiaAs a data analyst at Erste Digital I cleaned, organized and visualized contract data using Excel, Tableau Prep, and Tableau. Managed legacy database based on SAP. Became an expert with Tableau, and learned Power BI. Managed data for 50 cross-border IT projects by creating dashboards and providing answers, supported negotiations between clients and internal stakeholders throughout Central and Eastern Europe. ➡️ Performed data quality checks on all newly entered data, ensuring that any identified issues were documented, reported, and resolved. ➡️ Cut 80% of reporting errors by using Excel and Power Query to identify and fix legacy data errors in SAP database, giving 2 hours per week back to people. ➡️ Built automated data pipelines using SQL, Tableau Prep and Tableau, enhancing data accuracy and streamlining stakeholder reporting. ➡️ Managed contract negotiations by coordinating experts to secure beneficial agreements. 🛠️ Tools used: Tableau, Tableau Prep, Power BI, Excel, Power Query, Power Pivot, SAP, Excel, Docubuilder, SQL 💎 Skills used: Data storytelling, communication, client relations, GDPR, stakeholder management, negotiation
AccentureData Analyst
Nov. 2018 - Nov. 2023Czechia, PragueAs a data analyst at Accenture I supported major global Swiss & German client accounts. I supported project managers in contract drafting, understanding their information, presenting their data to project teams, also trained junior project managers and received great feedback for the trainings. Built Tableau / Excel dashboards and used SQL. 2023 I relocated to Kosice, Slovakia, and kept working at Accenture under the same team and responsibilities. ➡ Led contract lifecycle management for multiple IT projects and built SQL-driven Tableau/Excel reports to support executive decision-making. ➡ Built and maintained Tableau dashboards, overseeing KPIs on risk, timelines, and budget for multinational projects. ➡ Led kickoff sessions for €2–100M projects, ensuring 0% unexpected major issues through precise risk analysis. ➡ Analyzed client obligations, risks, and timelines, presenting findings to cross-functional teams for seamless project execution. ➡ Trained 30+ junior Project Managers in contract drafting and proactive risk planning, achieving top workshop feedback. 🛠️ Tools used: Tableau, Tableau Prep, Excel, Power Query, Power Pivot, SQL 💎 Skills used: Data storytelling, communication, GDPR, stakeholder management, negotiation, training, guiding junior employees
AccentureJunior Data Analyst
Mar. 2016 - Nov. 2018Prague, The Capital, Czech Republic➡️ Transformed contract + financial details into one-page project summaries that sharpened risk assessment and accelerated management decisions. ➡️ Built and delivered kickoff decks so cross-functional teams grasped client goals, contractual duties, milestones, and risk flags. ➡️ Owned the contract database—validated, cleansed, and updated records to keep forecasts and KPIs reliable. ➡️ Supported ERP, SI, BPO, ITO, global product, and RPA programmes for Finnish firms and pan-European multinationals. Completed IACCM CCM Practitioner training (2017). Selected for Accenture’s Digital Champions Team & Strategic Growth Initiatives (2018), sharing best-practice insights with colleagues across Europe and Mauritius and serving as their go-to contact for process and analytics questions. 🛠️ Tools used: Excel, Power Point, Word 💎 Skills used: Communication,, stakeholder management
Elite Alfred BergInvestment Advisor
Oct. 2014 - Sep. 2015Vaasa• Advised entrepreneurs and professional investors on wealth management, tax-efficient structures, estate planning, and insurance solutions. • Prospected via cold calls, profiled client needs, and matched them with tailored investment & legal services. • Secured a € 300 k investment commitment, sharpening communication, body-language, and consultative-selling skills in the process.
Seeking AlphaFreelance Contributor
Sep. 2014 - Feb. 2016I wrote blogs focusing on value investing and economics. I was rewarded for suitable articles I wrote in terms of revenue from the number of readers I had. Due to other employment causing a lack of time and being unable to focus on writing quality research-based articles, I was forced to discontinue this journey.
Rennes School of BusinessIntern
May. 2013 - Jul. 2013Rennes, FranceDuring my two semesters abroad in France , I had the opportunity to work as a team leader in an internship for ten weeks. In this role, I was responsible for managing a multicultural team to provide catering during application interviews for prospective students. I had the chance to gain valuable experience by planning schedules, organizing work, learning about the French work culture, and honing my communication skills in a multicultural setting.
OP Financial GroupService Advisor
May. 2012 - Aug. 2012VaasaI worked as a customer service representative for the Osuuspankki Group during the summer, handling both incoming and outgoing customer calls. I developed my communication and customer service skills in a busy environment, where each new call brought a fresh challenge. My duties included solving customer requests over the phone and calling existing customers to map out their situation and potential needs. I had to have a thorough knowledge of the bank's daily services, customer financing and investing services, as well as an understanding of their life situation and potential needs. I had to be able to handle pressure and find solutions to varying types of problems in a timely manner.
Puolustusvoimat - Försvarsmakten - Finnish Defence ForcesGroup leader and in charge of radio communications.
Jul. 2007 - Jun. 2008KainuuI served in the Finnish Defence Forces from July 2007 to June 2008 as a Group Leader and Radio Communications Officer. During my service, I completed leadership training to lead a 120mm mortar group and was responsible for leading and training a group of new privates for six months in Kainuu. Through this experience, I learned about leadership, personal discipline, how to manage and lead people effectively, how to train people, and my own weaknesses and strengths as a young leader.
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