Happy has post professional qualification of over 10 years in the field of Accountancy, Auditing and Taxation. She holds the following academic and professional qualifications
• Certificate in Accounting (2008) – Tanzania Institute of Accountancy
• Advance Diploma in Accountancy(2011)- Tanzania Institute of Accountancy
• Certified Public Accountant- CPA (T) (2013) – NBAA
• Certified Public Accountant- CPA (PP) (2018) – NBAA
• Diploma in IPSAS (2022)
At Matena Associate firm as an Associate Partner she assists Partners in executing audit plans, translating audit plans into action programs, supervises audit teams, reviews completed assignments, prepares financial statements into a form for publication and compiles management audit reports for final review by Partner and clears technical problems raised by team members in the field. She was promoted to full Partner in 2022