She is a Development Practitioner and has worked in different non-governmental organisations, on Women, and Leadership Programme, in ACORD, Catholic Justice and Peace Commission. She is a founder member of Trans Nzoia Women Leaders Organisation and is currently a consultant on gender and governance, mainstreaming rights-based approach in development, monitoring, evaluation and learning, peacebuilding and conflict management, partnerships, and community development.

Ms. Shamala has been a trainer for Centre for Multi-party Democracy Kenya, FIDA Kenya, Action Aid, Lutheran World Federation-Kakuma, Viagroforestry and Justice and Peace Centre. She is also a board member of various schools and NGO organisations, a media analyst on governance, gender, rights, a motivational speaker and a member of Civil Society Network.