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Sonali User

@sonaliuser9

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Research Associate at Dr Reddys Laboratories developing biosimilar and recombinant biologics with 5–10 L bioreactors.

India

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At Dr Reddys Laboratories Ltd., I work on biosimilar and recombinant biologics development, including fed-batch, perfusion, and CFB process development with 5–10 L bioreactor systems. I also support process characterization and process validation.

At Intas Pharmaceuticals Ltd., I worked on CHO suspension cell culture and scale-up from benchtop 5 L to 50 L pilot scale. I used Design of Experiments with JMP and Design-Expert to optimize process parameters, and contributed to technical documents including SOPs, batch records, protocols, and reports.

Experience

Work history, roles, and key accomplishments

Current

Research Associate-UPD(R&D)

Current

Dr Reddys Laboratories Ltd.

Mar 2026 - Present (7 months)

Developing biosimilar and recombinant biologics with hands-on expertise in fed-batch, perfusion, and CFB process development using 5-10 L bioreactor systems. Supporting process characterization and validation while managing multiple projects in a dynamic R&D environment.

Fed Batch Culture Perfusion CFB Bioreactors Process Characterization Process Validation Bioprocess Data Analysis Statistical Interpretation GMP EHS Cross Functional Communication Project Management

Research Associate

Intas Pharmaceuticals Ltd.

Jun 2024 - Feb 2026 (1 year 8 months)

Expertise in aseptic mammalian cell culture, particularly CHO suspension, using shake flasks, Ambr15/Ambr250, Eppendorf DASbox, and single-use bioreactors up to 50 L. Skilled in formulating chemically-defined media, implementing DoE, and drafting SOPs and technical reports in compliance with GLP/GMP/GDP standards.