Hire the best Chemistry Freelancers in Brazil

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$9 hourly
Felipe M.
- 5.0/5
- (3 jobs)
I'm new here on Upwork, but I have been translating from English to Brazilian Portuguese for over 10 years. As I have a degree in chemical engineering, I´ve been working on translation projects in the areas of engineering, industry, pharmacy, scientific articles and instruction handbooks for all sort of machines. - Open to take tight deadlines jobs; - Hard worker; - Focused on deadlines and customer expectations.

Chemistry
English to Portuguese Translation
Proofreading
Portuguese
English
Engineering & Architecture
Brazilian Portuguese Dialect
Chemicals
$10 hourly
Caio Vinicius D.
- 5.0/5
- (2 jobs)
I'm a Chemistry Researcher and Data Scientist. Having experience with statistical, data treatment and visualization and machine learning. If you want a better way to make good decisions based on data I can be you guide on it. - I'm experienced in Python and SQL. - I will design the project since the initial idea, adapting any new feature that can appear. - Work once is good, but stay working to improve is better.

Chemistry
Google Docs
Office 365
Communications
Data Labeling
Data Entry
Data Analysis
Data Annotation
Data Visualization
SQL
Machine Learning
Data Science
Python
$5 hourly
Maria Eduarda A.
- 5.0/5
- (2 jobs)
I am a chemical engineer with experience in technical writing and translation of specialized content. I am fluent in English, have a Cambridge certification, and have prior experience in translating articles, e-books, technical reports, and academic documents. My specialty is the translation of technical materials in the fields of engineering, chemistry, industrial processes, and safety, ensuring terminological accuracy and adaptation to the target audience. In addition, I also write articles, summaries, and reports, always focusing on clarity and quality of content. 💡 What I offer: ✅ Accurate translation of articles, technical reports, and academic documents (EN ↔ PT-BR) ✅ Technical and scientific writing with high quality standards ✅ Text adaptation for different audiences and contexts ✅ Review and editing to ensure fluency and textual cohesion.

Chemistry
Portuguese
English
Translation
Article Writing
Chemical Engineering
Microsoft Excel
Oracle
Organic Chemistry
Writing
$5 hourly
Nathalia S.
- 5.0/5
- (4 jobs)
Professora de cursos preparatórios, ex professora da Universidade Federal do Triângulo Mineiro, Engenheira química, mestre em química pela universidade federal do triângulo Mineiro.

Chemistry
LaTeX
Laboratory Equipment Skills
DOCX
Engineering & Architecture
Office 365
Microsoft Excel
Statistics
$20 hourly
Diego D.
- 5.0/5
- (9 jobs)
Hello everyone! My name is Diego, 37 years old. I currently work with data analysis. I am a data analyst certified by Google Data Analytics and some other courses in SQL, Python, ML models and Excel. I have 12 years of research experience in statistical chemical thermodynamics and I also teach chemistry and mathematics at a university in Brazil. Here at Upwork I worked on large projects with EN/PT or PT/EN translations and had the opportunity to show my deliveries and commitment to deadlines. I will be happy to help you achieve all your goals using the methodology that best suits you. I'm open to chatting with you via video and text. I look forward to the opportunity to work with you. Let's work together?

Chemistry
Mathematics
Typing
Content Writing
Data Cleaning
SQL Programming
Tableau
Data Analysis
Microsoft Excel
$70 hourly
Lia S.
- 0.0/5
- (0 jobs)
Lia Sabinson is an International Teacher with a master's in Ecology and a Ph.D. in Science. In 2002 in started her undergraduate studies in Biological Sciences at the Federal University of São Carlos, Brazil graduating in 2006 with a bachelor's degree and the licentiate degree required in Brazil to teach primary and secondary education. She kept on developing her scientific career for the next seven years, developing projects in population and trophic ecology. Dr. Sabinson's master's dissertation and Ph.D. thesis resulted in different publications in her field. In 2015 she started working in secondary education. During the past years, Lia had the chance to explore a leadership role as the science department head, an IB Biology teaching position, and project-based learning. Today, with a Certificate of International Teacher Leadership she is not only passionate about biology but also about engaging students in this science through inquiry and active research.

Chemistry
Science
Biochemistry
Science Tutoring
Geography
Infographic
Environment
Human Body
Biology
Environmental Science
$40 hourly
Nahya S.
- 3.4/5
- (3 jobs)
A dynamic and experienced Science Teacher and Professor with 18 years of expertise in Biology, Chemistry, and Environmental Sciences. Known for creating engaging learning environments and implementing innovative teaching strategies that empower students to achieve their academic potential. Proficient in English-Portuguese (BR) localization for AI applications and a Certified Medical Interpreter (OPI) with specialized expertise in English-Portuguese (BR) language services.

Chemistry
Translation
AI Data Analytics
Consecutive Interpreting
Medical Interpretation
Proofreading
Academic Research
Environmental Science
Science Tutoring
Science
Content Writing
Teaching
Anatomy
Biology
Tutoring
$6 hourly
Renata F.
- 5.0/5
- (6 jobs)
Hello, I am Renata!! I am from Brazil and I have B2 English level (TOEFL/ITP) and good Spanish language skills. I am interested in starting to work as virtual assistant (Copywriting, Data Entry..) and also with some translator job (English / Portuguese). My skills: Canva Flexible Organized Quick Learner Web Research Great Communication Time Management ...

Chemistry
Portuguese Tutoring
English to Portuguese Translation
Brazilian Portuguese to English Translation
Organic Chemistry
Spanish to Portuguese Translation
Customer Service
English
Portuguese
Canva
Virtual Assistance
$40 hourly
Mariana P.
- 0.0/5
- (1 job)
BSc in Chemistry and MSc in Environmental Science and Technology, with over 4 years of experience driving innovation in R&D environments. My expertise lies in proactively exploring emerging technologies to enhance advanced treatment systems for supply water and wastewater. I am dedicated to reducing the environmental impact of operations while ensuring compliance with stringent water quality regulations and industry standards.

Chemistry
Research Methods
Sustainability
Water Treatment Engineering
Product Formulation
Environmental Science
Project Management
$20 hourly
Paula S.
- 5.0/5
- (1 job)
Physics Engineer with Master degree in Material Engineering and more than five years of experience in R&D. Clear understanding of software development, technology and materials science. Science is for everyone - it is just a matter of explaining it! - Industry | Startup | Online business - Academia - Marketing | Content creation | Blog | Media

Chemistry
Linux
Data Analysis
Engineering Physics
Astronomy
Semiconductor
UX & UI
Technology Tutoring
Software Documentation
Software Development
Astrophysics
Materials Engineering
Physics
Software
Science
$8 hourly
Nicole T.
- 5.0/5
- (3 jobs)
Help people get to know you at a glance. What work are you best at? Tell them clearly, using paragraphs or bullet points. You can always edit later - just make sure you proofread now!

Chemistry
Data Science
Optimization Modeling
Machine Learning
Python
Chemical Engineering
CFD Analysis
$50 hourly
Ronan B.
- 0.0/5
- (1 job)
Ronan Batista was born in 1973 in Belo Horizonte, Minas Gerais State, Brazil, where he completed his B.Sc. (Pharmacy, 1994), M.Sc. (Organic Chemistry, 1997) and Ph.D. (Pharmaceutical Sciences, 2005) degrees at the Federal University of Minas Gerais (UFMG). In 1999, he joined the Department of Basic Sciences (DEBI) at the State University of the Southwest of Bahia (UESB) as Organic Chemistry lecturer. Under supervision of Prof. Dr. Alaíde B. de Oliveira, at the Faculty of Pharmacy – UFMG, he completed his Ph.D. studies (2001-2005) working on the synthesis of kaurane derivatives with potential trypanocidal activity, in collaboration with the parasitologist Prof. Dr. Egler Chiari (UFMG) for the assays against Trypanosoma cruzi, the aetiological agent of Chagas Disease (American Trypanosomiasis). Part of his Ph.D. studies was on the synthesis of diterpenyl-naphthoquinones which was carried out during a doctoral stage at the Department of Pharmaceutical Chemistry of the University of Salamanca, Spain, from April 2003 to March 2004, under supervision of Profs. Dr. José M. Miguel del Corral and Dr. Arturo San Feliciano. In November 2012 he joined the Department of Organic Chemistry, Institute of Chemistry, Federal University of Bahia (UFBA), in Salvador, Bahia State, Brazil, as Adjunct Professor. From July, 2014, to January, 2016, he took his Post-Doc studies at the College of Life Sciences, University of Dundee, U.K., under supervision of Prof. Dr. Alan H. Fairlamb, working on the design, synthesis and evaluation of cinnoline fragments as tools for target validation in Leishmania donovani. His current research interests are focused on natural products and derivatives active against neglected diseases and malaria. Supervisors: Alaíde Braga de Oliveira (Federal University of Minas Gerais), Arturo San Feliciano (University of Salamanca, Spain), José María Miguel del Corral (University of Salamanca, Spain), and Alan H. Fairlamb (University of Dundee, U.K.) Phone: +55 (71) 3283-6841 Address: Ronan Batista Departamento de Química Orgânica - Instituto de Química Universidade Federal da Bahia - UFBA Rua Barão de Geremoabo, s/n, Ondina 40170-115 Salvador - Bahia - Brasil

Chemistry
Synthetic Chemistry
Organic Chemistry
Chemical Analysis
HPLC
Chromatography
Herbal Medicine
Chemicals
Chemical Synthesis
ChemDraw
Mass Spectrometry
Manuscript
Scientific Literature Review
Review
Writing
$35 hourly
Nilson P.
- 0.0/5
- (0 jobs)
Objetivo * Trabalhos relacionados a minha área de formação e também trabalho relacionado a minha experiência

Chemistry
Translation
Applied Mathematics
Excel Formula
Information Technology
Nanotechnology
Engineering Physics
Engineering Simulation
SolidWorks
$55 hourly
Erick P.
- 0.0/5
- (0 jobs)
Químico, com experiência prática em cromatografia líquida, gasosa e iônica, operação de equipamentos laboratoriais, recuperações de metais preciosos (paládio, platina e ródio). Destaca-se pela capacidade de integrar-se eficazmente em diversas equipes de trabalho e pelo pensamento analítico. Nacionalmente reconhecido pela publicação do artigo científico, "Análise Quantitativa de Compostos Complexos por HPLC: Estratégias e Desafios ".

Chemistry
Science
Physics
Physical Science
Chemicals
Chemical Engineering
$35 hourly
Lucas R.
- 0.0/5
- (0 jobs)
Experiência no Desenvolvimento de Produtos: * Produtos Odontológicos e Cosméticos; * Acrilatos e Metacrilatos; * Aditivos (Aditivos de Polimerização, Antiespumantes, Tensoativos, Umectantes, Etc); * Desenvolvimento de novos fornecedores (Nacionais e Internacionais); * Pesquisa e registro em sistemas reguladores (Anvisa). Experiência no ramo Farmacêutico e Suplementos alimentares: * Desenvolvimento analítico; * Estudos de estabilidade; * Rotinas de controle de qualidade; * HPLC e Espectrofotometria UV-VIS; * Validações (Analíticas, Limpeza e Produção).

Chemistry
Structural Engineering
Civil Engineering
Chemicals
Chemical Engineering
$50 hourly
Luiz D.
- 0.0/5
- (0 jobs)
Profissional com graduação em Química e Pós-graduação em Engenharia de Alimentos e cursando Pós-graduação em Engenharia e Gestão da Produção. Domínio de dez anos na área Industrial atuando em Supervisão, Produção, Higienização, Formulação de produtos, Gestão de Equipes, entre outras atividades. Vivência em Indústria de alimentos de grande porte com conhecimentos de controle de qualidade como Laboratório Físico-Químico, Recravação, Processo Térmico, Boas Práticas de Fabricação (BPF) e Análise de Perigos e Pontos Críticos de Controle (APPCC). Experiência no desenvolvimento de novos produtos. Gestão de Equipes de mais de 130 colaboradores sendo responsável por todos os assuntos pertinentes a Gestão de Pessoas. Controle dos Indicadores de Desempenho (KPI´s) a fim de cumprir prazos e metas definidos. Experiência em supervisão industrial na área de produção visando a melhoria em assuntos referentes a rendimento, produção e diminuição de refugo com foco em Segurança e Qualidade.

Chemistry
Manufacturing
Chemicals
$12 hourly
Leandro O.
- 4.7/5
- (3 jobs)
Chemical Engineer graduated from Franciscan University (UFN) | 2013-2018. MsC at Nanosciences Post-Graduation Program - Franciscan University (UFN) | 2019-2021. Doctoral student at Nanosciences Post-Graduation Program - UFN | 2021-2025. I have worked with: • Machine and Deep Learning (tensorflow, keras, sckit-learn, Python) • Writing Content (Math and Chemistry) • Chemistry Education; • Linear and Non-Linear Regression (mono or multivariable regression) of experimental data (Python 3 and Statistica). My background helps me to perform according to my client's expectations. I would like to offer high-quality services, being open to you and perform an honest job.

Chemistry
Linear Regression
Deep Learning
Machine Learning
Microsoft Word
LaTeX
Python Script
Chemical Engineering
$20 hourly
Johnatan M.
- 0.0/5
- (0 jobs)
I am PhD student in computational chemistry at the University of São Paulo. I have four years of experience in data analysis and data engineering and six years of experience in python programming. I also work with scientific illustration as a freelancer.

Chemistry
Information Analysis
GIMP
Quantum Mechanics
Scientific Computation
Informational Infographic
Illustration
Blender
Python Script
Machine Learning
Data Science
Python
Data Analysis
$10 hourly
Priscila B.
- 5.0/5
- (1 job)
I'm organized, dedicated, detail-oriented, punctual and professional. I can help you with matters like Typing, Data Entry, Translation (EN-PT), Transcription, Music.

Chemistry
Sheet Music
Chemicals
Transcription Software
Microsoft Excel
Typing
Music
Data Entry
Translation
Microsoft Word
English
Portuguese
$5 hourly
Marieli O.
- 0.0/5
- (3 jobs)
I am a Chemistry Professor and Researcher. My passion is teaching and remove the barriers of learning. I am always trying to learn new and different things in life, always seeking for new opportunities.

Chemistry
PDF Conversion
Microsoft PowerPoint
Microsoft Excel
Typing
PPTX
Organic Chemistry
Presentation Design
Microsoft Word
Teaching Portuguese
Microsoft Office
Translation
Presentations
Science Tutoring
Teaching English
$30 hourly
Felipe M.
- 0.0/5
- (0 jobs)
Sou um Engenheiro Químico apaixonado por desenvolver e inovar soluções sustentáveis e eficientes para os desafios da sociedade. Atualmente, estou cursando o mestrado em Engenharia Química na Universidade Federal de Santa Maria (UFSM), onde me dedico a pesquisar rotas tecnológicas para a reciclagem de baterias de Lítio, com foco na produção de patentes e na criação de um empreendimento sustentável. Antes disso, trabalhei como estagiário em Engenharia de Processos na Suspensys, uma empresa líder no segmento de eixos e suspensões para veículos comerciais, onde participei de projetos voltados para a eletromobilidade. Também tenho experiência em processos ligados à produção de etanol, gaseificação de biomassas, e reciclagem de placas fotovoltaicas. Algumas das minhas habilidades incluem o uso de softwares de simulação, programação, desenho, e fluidodinâmica, além de ter certificação intermediária em francês e inglês. O meu objetivo é contribuir para

Chemistry
International Development
Process Infographics
Chemicals
Engineering Simulation
Product Development
Process Modeling
Process Simulation
Process Development
$6 hourly
Julia K.
- 5.0/5
- (2 jobs)
Welcome! ㅤ I am versatile in terms of my qualifications, with solid experience in different areas such as: - Pharmacy (Currently in dispensation) - Quality analysis - Scientific and academic research - Content quality review (Currently as a freelancer) - Chef (Personal Assistence, recipe creation, cooking and restaurant management) ㅤ Soft skills: I value performing my activities with excellence, organizing and meeting pre-determined deadlines, including critical and analytical thinking. I worked in large companies, served the most varied types of clients and currently offer my services remotely in order to expand my horizons.

Chemistry
Food & Supplements
Strategic Planning
Webtrends
Travel Itinerary
Translation
Recipe Development
IT Chef Restaurant Manager
Lead Management
Social Media Content Creation
Client Management
Pharmaceuticals
$14 hourly
Helena Carolina R.
- 0.0/5
- (0 jobs)
I'm a native Brazilian Translator and MT Post-Editor from English to Portuguese. I'm pursuing a Marketing associate's degree, and I'm certified in Machine Translation Post-Editing by RWS. I'm a dedicated, detail-oriented, and dynamic professional. In 2024 I’ve translated Corporative Training for Euvouria, Business content for Magma Translation, Sustainability Reports for TGA Translations and I've been involved in a cosmetic's app localization for AIBY. I passionately believe words are powerful and evocative. They can bring any sort of emotion to the surface. And they can soothe things. Just like a nice talk to your best friend. If you want to get closer to the Brazilian audience, let me know. I'm looking forward for your message!

Chemistry
Science
English
Spanish
Proofreading
Subtitling
Machine Translation
Translation
$20 hourly
Talita O.
- 0.0/5
- (0 jobs)
I'm a Chemical Engineer with a passion for data analysis and problem-solving. I have experience working with data in different industries, mainly in the energy and agribusiness sectors. I’ve worked with SQL, Python, Power BI, and Excel to analyze data, create reports, and support decision-making. I enjoy working with numbers, understanding trends, and finding insights that help businesses. Besides data, I also teach English, which has helped me develop strong communication and adaptability skills. What I Can Do: Power BI Dashboards: Create clear dashboards to visualize and track key information. Data Analysis: Handle and analyze data using Python and SQL for simple tasks. Energy: Apply my understanding of these fields to deliver relevant insights. Why Work With Me? Eager to Learn: Constantly improving my technical skills. Detail-Focused: I take care to deliver accurate, clear results. Committed & Communicative: I value clear communication and meeting deadlines.

Chemistry
Microsoft Excel
SQL
Python
Microsoft Power BI
Analytics
Energy
Chemicals
Chemical Engineering
$25 hourly
Caua F.
- 0.0/5
- (0 jobs)
I am a Data Analyst with experience working with scientific datasets to find solutions for real world problems. I also work with numerical and machine learning based solutions for problems in analytical and physical chemistry, fluid mechanics, thermodynamics, and electromagnetism. I am Portuguese-English bilingual and have been since early childhood, with ample experience working with English speaking teams. I am experienced in large dataset analysis and treating, as well as AI modelling and training at these scales. I can also do fully develop a numerical computational system and do complete data analysis for any of the problems in my expertise. Along with this, I can develop physics and chemistry informed neural networks for these systems as well. I love working with groups, and believe communication is the foundation for any project that wants to move forward.

Chemistry
Chemical Process Simulator
Simulation Software
Physics
Pharmacology
Convolutional Neural Network
Entrepreneurship
Communication Skills
Mathematical Modeling
pandas
PyTorch
Python
C++
Data Analysis
Machine Learning
$20 hourly
Juan Pablo A.
- 0.0/5
- (0 jobs)
I’m a Mechanical Engineer with a strong academic and technical background, capable of handling both hands-on design projects and complex engineering analysis. I’ve worked on research projects, academic writing, CAD modeling, and MATLAB simulations for both industrial and university environments. My core skills include: • 3D and 2D mechanical design using SolidWorks and AutoCAD • Mechanical simulations and data analysis using MATLAB • Prototyping and concept development • Academic and technical writing (engineering reports, scientific articles) • Renewable energy systems and biomass conversion research Why work with me? • I have a solid academic foundation with ongoing PhD research in mechanical engineering • I’m experienced in managing full project cycles—from concept to delivery • I’m reliable, detail-oriented, and focused on quality and communication Let’s collaborate on your next design, simulation, or technical writing project!

Chemistry
CAD
Modeling
Energy
Mechanical Engineering
$12 hourly
Gustavo P.
- 0.0/5
- (0 jobs)
I'm currently a professor at Federal University of Amazonas, Brazil, where I teach chemistry related courses mainly for undergraduation programs in Sciences. I (co)authored over 20 research studies on different chemistry Journals. I supervised undegratuated and graduated studentes for over 10 years in both scientific initiation and Master's degree. Currently willing to shift my carreer towards programming, especially in Python.

Chemistry
Video Annotation
Data Annotation
Python
Inorganic Chemistry
Education
Research & Development
Academic Research
Professional Tone
Business Writing
Business
Proofreading
Academic Editing
Writing
Content Writing
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