Chemistry, organic chemistry and computational studies expert (schrodinger maestro (lig prep, protein prepwizard, pocket formation, autodock vina, autodock 4, Discovery studio, Vesta, Guessview, guassian, VMD, Gromacs MD simulations, Amber, ADMET analysis, toxilogical parameters, results interpretation, and experties in steriochemistry, NMR, FTIR, GCMS , LCMS, spectroscopy, polymer chemistry, retrosynthesis, catalysis, glycosides, reaction intermediates, chemdraw proefficiancy, the art of mechanisms, rearrangement reactions, synthetic chemistry, group theroy, point groups, coordination chemistry, pericyclic reactions, acid base concept, Stoichiometery, docking studies, and good comand on making assignments, lab reports, research proposals, synopsis, and writing works. I also have a command on lab syntheis projects, designing chemical reactions and expert in Aspen Hsys.
Analytical Chemistry
Chemistry
Organic Chemistry
Mass Spectrometry
ChemDraw
Chemical Synthesis
Pharmaceutical Industry
Writing
Biochemistry
Machine Learning
Research Paper Writing
Bioinformatics
Andres Alberto arrocha A.
Cuernavaca, Mexico
$85/hr
4.7
200 jobs
I'm a biochemical engineer who builds reactive HTML modelling calculators that tell food, supplement, cosmetic, and botanical founders what their next decision should actually be, instead of what a spreadsheet someone else built says it should be.
Ten years as a free agent. 200+ projects shipped. $1.5M in direct contracts. ~$10M in documented client value across CPG, nootropics, frozen desserts, ingredient extraction, herbal and botanical formulation, and cosmetics. MSc in Biochemistry, six years in academia before that. That's how I know the difference between math that decides and math that impresses.
Where my work tends to land:
🧊 Popsicles, frozen desserts, ice pops. Stabilizer system balance (xanthan, guar, LBG), sugar and syrup ratios, freezing-point depression, ice-crystal control, freezer-cabinet stability windows. Reactive formulators with every range hard-stopped to published literature.
🥤 Protein bars, protein beverages, protein isolates. Whey, casein, pea, soy, and hydrolysate selection. Sweetener and bitterness profiles, per-serving cost, label-claim feasibility, extraction yield, COGS per kilo, and breakeven curves across production scales. My protein-isolate model is used by clients across the agro-extraction industry to size processing lines before committing capital.
🌿 Botanicals and herbal products. Ingredient quality, MOQ math, supplier vetting, label compliance, formulation stability, extraction methodology. I also run a small herbal business myself, so I've felt every margin squeeze and ingredient-quote shock that clients bring to me.
💊 Supplements and nootropics. Claim feasibility, dose math, cost engineering, co-manufacturer scoping, channel-margin modeling.
✨ Cosmetics. Ingredient compatibility, parameter constraints, process simulation, scale-up math.
🛠️ What I actually deliver:
A reactive browser-based calculator built around your real product, your real ingredient costs, your real production scale. Sliders for every variable that matters, with hard-stopped ranges grounded in published research. Plus the Excel back-end so your CFO can audit every formula. Plus a written diagnosis of what the numbers actually say. Plus implementation docs you can hand to your team.
Typical turnaround: 5 business days for a tuned single-product engagement, 2 to 4 weeks for multi-product strategic models. Past custom engagements have run from $850 to $10,000, most landing in the $3,000 to $5,000 range depending on how many moving parts there are.
📊 Case study.
David at Mora Cué Alimentos came to me with an equipment-selection question for a chia protein line. Three weeks later, with three product directions and three production scales modeled against real ingredient costs, channel margins, and capacity constraints, the answer was specific: protein concentrate at mid-scale, 41% gross margin. They built it. It works.
💬 What operators say:
"Andres is very knowledgeable with great ideas and outstanding organizational skills."
Cecilia Shepherd, CEO, Sound Science Nutrition
"Andres was extremely helpful. I had a recipe emergency which he solved same day. I could go back to production with minimal disruption. Definitely will work again with him."
Ismar Toromanovic, CEO, 3D Desserts
"Andres is an outstanding chemist. I often cross-verify our models with his fundamental knowledge. I strongly recommend anyone looking for chemistry tutoring or overseeing complex calculations."
Vishy Karri, CEO, Expert 365
"Congratulations on building this tool. It's really useful."
David Olson, CEO, Mora Cué Alimentos
✅ A fit if you're a CPG, supplement, nootropic, cosmetic, or botanical founder at $1M+ in revenue or capital, making a real decision in the next 60 to 90 days. A co-man trial, an SKU launch, an ingredient swap, a scale-up. People tired of vibes-based pricing who want numbers they can defend in front of a board, a co-man, or a buyer.
⚠️ Probably not a fit if you're pre-revenue with a generic plan, shopping for the cheapest spreadsheet on the market, or looking for a formulator rather than a strategist. (I can refer you to good formulators if that's what you actually need.)
Send me the decision you're sizing. If a model would help, I'll tell you. If it wouldn't, I'll tell you that too, in the first ten minutes.
Chemistry
Biochemistry
Molecular Biology
Nanotechnology
Scientific Literature Review
Research Papers
Data Visualization
Google Search
Academic Writing
Google Docs
Philip W.
Ballinasloe, Ireland
$50/hr
5.0
29 jobs
I’m a PhD chemist/laboratory professional with extensive experience providing high-quality scientific services to both multinational corporations and smaller international companies.
In my laboratory we specialize in delivering practical, reliable, and well-documented laboratory solutions tailored to your specific needs. My services include:
Chemical Analysis – Accurate testing and characterization using validated methods
Laboratory Consultancy – Expert guidance on methods, processes, troubleshooting, and regulatory compliance
Training – Customized training programs for your team on laboratory techniques, safety, and best practices
Small Batch Chemical Synthesis – Custom synthesis of compounds and materials in small to medium quantities
Research & Development Support – Assistance with experimental design, method development, and technical problem-solving
Having worked with both large multinational organizations and smaller international clients, I understand the importance of clear communication, timely delivery, and maintaining strict confidentiality. I pride myself on providing professional, well-organized results that are easy to understand and act upon.
Whether you need a one-time analysis, ongoing consultancy, team training, or help with small-scale synthesis, I’m happy to discuss your requirements in detail and propose the most suitable approach.
Would you be available for a quick call or chat to explore how I can support your project?
Looking forward to hearing from you.
Analytical Chemistry
Chemistry
Microsoft Project
Academic Research
Project Management
Company Research
Organic Chemistry
Data Analysis Consultation
Presentation Design
Data Analysis
Scientific Research
Scientific Literature Review
Muhammad S.
Timargara, Pakistan
$20/hr
5.0
9 jobs
Are you seeking an expert computational chemistry consultant to accelerate your drug discovery pipeline or compile publication-standard technical documentation?
I am Dr. Shah, an interdisciplinary Ph.D. researcher with 7+ years of advanced research experience specializing in organic chemistry, medicinal chemistry, and advanced molecular modeling. Leveraging AI-aided and Computer-Aided Drug Design (CADD), I help pharmaceutical startups, academic labs, and biotech firms conduct precise virtual screening using state-of-the-art software and machine learning models.
With a proven track record of multiple successfully completed freelance contracts and multiple peer-reviewed research articles published in high-impact journals like the European Journal of Medicinal Chemistry (EJMC, IF = 7.0), RSC Advances, and Molecules, I bridge the gap between high-level academic research and technical execution.
My freelance services include:
• AI-Driven Virtual Screening & Molecular Docking
• Computer-Aided Drug Design (CADD) Strategy
• Technical Science Copywriting & Content Review (APA, MLA, Harvard, and Vancouver formatting)
• Organic and Computational Chemistry Data Analysis
Let’s accelerate your project. Contact me today to discuss your research goals or molecular modeling needs.
Chemistry
Synthetic Chemistry
Organic Chemistry
ChemDraw
Lab Report
Proofreading
Document Formatting
Creative Writing
Academic Writing
Article Writing
Report Writing
Research Paper Writing
Academic Research
Scientific Literature Review
Azmat U.
Islamabad, Pakistan
$10/hr
4.8
30 jobs
As a PhD Scholar in Chemistry from a world top institution, I bring extensive experience as an academic writer and researcher. My expertise spans a wide spectrum of subjects across various fields. With a robust publication history, my approach to article writing involves combining scientific knowledge and creative expression.
Content Writing
- Research papers
- Research Proposals
- Website Content
- Lab Reports
- Summaries
- Cover Letters
- Articles
- Review Papers
- Lecture Notes
Organic Chemistry Expertise
- Retrosynthesis: A Disconnection Approach
- Organic Synthesis
- Reaction Mechanisms
- Chemistry of Natural Products
- Advanced Stereochemistry
- Chemistry of Glycosides
- Polymer Chemistry
- Heterocyclic Chemistry
- Basic 1D and 2D NMR Spectroscopy
- Advanced Mass Spectrometry
- IR Spectroscopy
- UV-Visible Spectroscopy
Computational Chemistry
- Docking Studies
- Molecular Dynamics (MD) Simulations
- Density Functional Theory (DFT) using Gaussian and Gamess (Structure Optimization, Energy Analysis, NBO Analysis)
- Predicting Drug-likeness, Pharmacokinetics, Physicochemical, and ADMET Properties
- Proficient in ChemDraw, Chemsketch, Gaussview & Gaussian, Discovery Studio, AutoDock Tools
STEM Tutoring
Graphic Design
- Canva
- Posters
- Graphical Abstracts
Chemical Analysis
Chemicals
Chemistry
Organic Chemistry
Chemical Synthesis
Synthetic Chemistry
Content Writing
Thesis Writing
Article Writing
Research Proposals
Research Paper Writing
Research Papers
Academic Research
Scientific Research
Synthesia
Muzamil M.
Beijing, China
$10/hr
5.0
12 jobs
I'm Chemist/Chemistry Researcher with experience in Research methodologies, data & graphs interpretation, data analysis, graphs creation (XRD, EDX, FTIR, UV, NMR, BET, RAMAN), material characterization and article and scientific writing.
Whether you are looking for an expert for your work then Your are on a right profile, I can help you!
I will provide you up to the mark expertise in research data analysis and interpretation.
I will format and simulate for your dissertation and format citation and bibliography using EndNote, Mendeley.
I will make your graphs from your scientific data on OriginPro, X'PertHigh Score Plus, Profex and crystal structure on Vesta.
I will make your graphical abstract and pictorial synthesis scheme for your research articles.
I will assist you in your assignments, homework tasks, virtual lab experiments, lab manuals, assignments, posters, quizzes, tests and even with whole courses.
I'll provide you plagiarism free tasks and with good grades.
My areas of expertise are General Chemistry I, General Chemistry II, Organic Chemistry I, Organic Chemistry II, Analytical Chemistry, Inorganic Chemistry. #chemistry #learnchemistry #chemist #chemistrylearning #chemists #chemistrymcqs #chemistrythatmatters #chemistrymcq #chemistrylovers #neetchemistry #chemistrynotes #chemistrytutors #chemistryquiz #chemistryexperiments #chemistryisfun #chemistryteacher
Chemical Analysis
Data Analysis
Formatting
Scientific Research
Research Paper Writing
Scientific Literature Review
Scientific Computation
Article Submission
Chemical Synthesis
Graph & Table Creation
References & Citations
Research Proposals
Materials Characterization
EndNote
Material Design
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