The Rainmaker Group, an Atlanta-based provider of profit optimization solutions for the multifamily housing and gaming and hospitality industries, has raised $33.8 million in VC funding from Norwest Venture Partners. www.letitrain.com
Big Switch Networks, a Palo Alto, Calif.-based software-defined networking company, has raised $25 million in Series B funding. Redpoint Ventures led the round, and was joined by Goldman Sachs and return backers Index Ventures and Khosla Ventures. www.bigswitch.com
Glassdoor Inc., a Sausalito, Calif.-based operator of an online career and jobs community, has raised $20 million in new VC funding. DAG Ventures led the round, and was joined by return backers Benchmark Capital, Sutter Hill Ventures and Battery Ventures. The company previously raised $20.2 million. www.glassdoor.com
Lumi, a provider of nutritional beauty products in China, has raised $20 million in new VC funding.ClearVue Partners led the round, and was joined by Fidelity Investments, Jafco, Capvent and return backer DCM. www.lumilady.com
Thesan Pharmaceuticals, a San Diego-based developer of treatments for dermatological disorders, has raised $16 million in Series A funding co-led by Novo Ventures and Novartis Venture Funds.www.thesanpharma.com
Reflexion Health, a San Diego-based provider of physical therapy services that leverage Microsoft Kinect, has raised $4.25 million in first-round funding from the West Health Investment Fund.
Helpshift, a San Francisco-based provider of mobile-enabled customer service solutions, has raised $3.2 million in seed funding co-led by True Ventures and Nexus Venture Partners. www.helpshift.com
VitaPortal, a Russian provider of online and mobile health management tools and content, has raised $2 million in Series A funding. Prostar Capital led the round, and was joined by Esther Dyson.www.vitaportal.com
Pug Pharm Productions Inc., a Vancouver-based provider of customer gamification, retention and activation solutions, has raised C$1 million in Series A funding led by Goal Holdings.www.pugpharm.com
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