Candidates 267
$6000 / mo
≈ $72000 / year net
Senior Python Engineer
Ukraine · More than 10 years of experience · Advanced/Fluent ·Published today · In passive search
Ukraine · More than 10 years of experience · Advanced/Fluent ·Published today · In passive search
My main skill-set is a python BackEnd: Python, REST API, RDBMS.
My secondary skill-set is FrontEnd: JavaScript: ES6+, Vue.js, Quasar.
I've been working on small to medium projects in small to medium multicultural teams of people from various backgrounds such as Israel, Nordics, US, and Switzerland.
- Implemented several core e2e features for data monitoring platform - Databand.ai.
- Implemented Snowflake integration module for pulling query execution metadata.
- Implemented a Telegram bot for a medical appliance research using AWS stack.
- Built web-based systems from scratch for accounting and billing purposes integrated with Xero and Zuora platforms,
- Implemented core data storage logic for a financial reporting system for a NY-based venture fund.
- Led a transition of a web-based back-office system from C++ to Python.
- Led teams of 3 to 5 developers on a set of projects.
Remote. Can visit an office in Lviv every once in a while for important meetings/discussions when personal interaction is crucial.
Preferably, a 4-day work week.
$4100 / mo
≈ $49200 / year net
Middle Python Developer
Ukraine · Odesa · 3 years of experience · Advanced/Fluent ·Published today
Ukraine · Odesa · 3 years of experience · Advanced/Fluent ·Published today
Experience: 3+ years
Skills: REST API development, Scraping, Third-Party API Integrations, Suggesting Algorithms, Django, DRF, Celery, RabbitMQ Queues, AWS Lambdas, Beautiful Soup, FASTAPI, Tortoise, Telegram Bots, Test Writing with Pytest, Redis, Docker Configuration
Developed and maintained RESTful APIs using Django and Django Rest Framework.
Built web scrapers using Beautiful Soup to collect and parse data from various websites.
Integrated third-party APIs, including payment gateways, messaging services, and social media platforms, to enhance app functionality.
Implemented recommendation algorithms to suggest relevant content to users based on their browsing history.
Utilized Celery and RabbitMQ queues to handle asynchronous tasks, such as email notifications and background job processing.
Worked with AWS Lambda functions to deploy serverless applications and automate tasks.
Used FASTAPI and Tortoise ORM to build high-performance APIs and integrate with databases.
Developed Telegram bots for messaging and automation purposes.
Wrote tests using Pytest to ensure code quality and maintainability.
Worked with Redis to improve data caching and retrieval.
Configured Docker Compose YAML files to deploy applications in development and production environments.
$8000 / mo
≈ $96000 / year net
Software Engineer
Netherlands · 7 years of experience · Advanced/Fluent ·Published today
Netherlands · 7 years of experience · Advanced/Fluent ·Published today
$1550 / mo
≈ $18600 / year net
Backend Engineer
Nigeria · 3 years of experience · Advanced/Fluent ·Published today
Nigeria · 3 years of experience · Advanced/Fluent ·Published today
Teamlyf offers seamless collaboration by integrating HR, Chat, Task/Project, Document Management and Video conferencing into one user-friendly interface, enhancing teamwork and productivity.
Multitenant Architecture: Enhanced and maintained the application's architecture to accommodate various user needs.
Robust Endpoints: Developed and implemented strong endpoints using Node.js, Express.js, Prisma ORM, PostgreSQL, and Passportjs JWT for secure user authentication.
Object Storage: Managed object storage effectively on Wasabi cloud using AWS S3 SDK for seamless images and documents handling.
Performance Optimization and Security: Improved system performance by employing Upstash Redis for caching and rate limiting, implementing validation and security features to protect against XSS, CSRF, DoS,CORS attacks using the production ready libraries.
SDKs and Third-Party Services: Integrating Daily Prebuilt, VideoSDK for high quality video conferencing, Websocket with Weavy for in-app chat, Novu for in-app/push notification and Resend for email delivery.
Collaboration: Working closely with cross-functional teams to ensure project alignment and meet objectives.
2. Backend Engineer - Grandida
Leading technical development efforts in developing Ovasite, a multi-tenant platform specializing in data collection, monitoring, and evaluation for informed decision-making across organizations.
Maintained and enhanced the multitenant architecture of the application to support diverse user needs.
Developed implemented robust endpoints using Node.js, Prisma, MySQL, and Planetscale for efficient data processing.
Managed image storage on Cloudinary for smooth data handling.
Improved system performance by using caching techniques with Redis.
Collaborated with cross-functional teams to ensure alignment with project goals and objectives.
$2000 / mo
≈ $24000 / year net
python developer
Kenya · 3 years of experience · Advanced/Fluent ·Published today
Kenya · 3 years of experience · Advanced/Fluent ·Published today
As the Lead Developer at Blocki Gambling App and Med-power, I played a pivotal role in crafting engaging and secure solutions for the gambling and healthcare sectors. Leveraging my proficiency in Django, Python, MySQL, and Bootstrap, I guided the team through the development of cutting-edge applications.
Key Projects and Achievements:
Blocki Gambling App:
Spearheaded the development of an immersive and secure gambling application using Django and Python.
Implemented robust backend functionalities for seamless transactions, user authentication, and real-time updates.
Integrated MySQL to manage user accounts, transactions, and other critical data securely.
Med-power Medication Management System:
Led the design and implementation of a Medication Management System, enhancing the efficiency of medication administration in healthcare settings.
Utilized Bootstrap to create an intuitive and responsive user interface, facilitating user interaction and system navigation.
Collaborated closely with healthcare professionals to ensure the system met industry compliance and user requirements.
Technologies Used:
Django
Python
MySQL
Bootstrap
$3500 / mo
≈ $42000 / year net
Software Developer
Hungary · 4 years of experience · Advanced/Fluent ·Published today
Hungary · 4 years of experience · Advanced/Fluent ·Published today
$3000 / mo
≈ $36000 / year net
Data Scientist/Machine Leaning Engineer
Nigeria · 5 years of experience · Advanced/Fluent ·Published yesterday
Nigeria · 5 years of experience · Advanced/Fluent ·Published yesterday
- Accomplished Data Scientist and Machine Learning Engineer with a solid freelance track record since February 2019.
- Proficient in resolving complex data issues using Python, SQL, BigQuery, Scikit-learn, NumPy, and Pandas.
- Expertise in rapid prototyping with TensorFlow, PyTorch, and NLP, leveraging AWS, Docker, and Streamlit for efficient development.
- Strong background in researching, designing, implementing, and evaluating machine-learning models, including TensorFlow, PyTorch, NLTK, and Computer Vision applications.
- Demonstrated success in applying MLOps best practices, implementing performance improvement plans, and ensuring model monitoring and maintenance.
- Proven ability to lead teams, deliver impactful results, and navigate fast-paced work environments.
Data Scientist - 87TR:
- Extracted data using SQL queries and Python scripts, showcasing proficiency in data extraction.
- Visualized insights using tools such as Matplotlib and Seaborn for effective communication with stakeholders.
- Developed and maintained data pipelines, identifying and rectifying data errors.
- Optimized data visualizations for clarity and impact.
Machine Learning Engineer - TheOutApp (December 2022 – March 2023):
- Led a team in creating and launching a recommendation system, utilizing collaborative and content-based filtering with Python, Flask, and AWS.
- Implemented a smart approach for personalized recommendations based on user interests, previous likes, and other relevant factors.
Data Science Intern - Gitech Consult Nigeria (April 2021 – September 2021):
- Created visually compelling charts and graphs using Power BI, Matplotlib, Seaborn, and Tableau.
- Engineered a system for object recognition in images using the CIFAR-10 dataset, Python, and Streamlit.
- Applied data science techniques to address business challenges, showcasing practical problem-solving skills.
Data Science Volunteer Tutor - Data Science Nigeria (March 2021 – August 2022):
- Volunteered as a mentor and tutor, delivering lectures and tutorials on Python programming, exploratory data analysis, and machine learning.
- Evaluated tools and tutorials for the data science curriculum, contributing to continuous improvement.
- Collaborated with fellow tutors to ensure students comprehended data science principles.
This encapsulates my commitment to continuous learning, critical thinking, and proficiency in automating deve
1. I am currently the Lead for Campus Data Sciene Nigeria at Federal University Lokoja
2. I was able to qualify for the DSN BootCamp in 2021
$7500 / mo
≈ $90000 / year net
Senior Software Engineer
Spain · 5 years of experience · Advanced/Fluent ·Published yesterday · In passive search
Spain · 5 years of experience · Advanced/Fluent ·Published yesterday · In passive search
Seasoned professional specializing in ERP, e-commerce, and ETL project management. With a robust portfolio of successfully executed projects in these domains, I'm passionate about delivering innovative solutions and optimizing processes. My experience extends across diverse technologies and industries. I thrive when leading tech initiatives, driving teams to success, and solving complex challenges. Let's connect to explore how my expertise can add value to your next project.
- PCPP1™ – Certified Professional in Python Programming 1
- organization and management of development
- implementation of CI/CD using Github and Bitbucket
- design of architecture for manufacturing and trading companies
I'm seeking for a position with interesting challenges about high-load Python applications as well as working with new technologies like ML and Data science.
$3000 / mo
≈ $36000 / year net
Front-End Developer, React, Python
Azerbaijan · 5 years of experience · Advanced/Fluent ·Published yesterday
Azerbaijan · 5 years of experience · Advanced/Fluent ·Published yesterday
My expertise includes not only building intuitive and responsive user interfaces but also the effective integration of back-end services.
- Proficient in creating single-page applications (SPAs) using JavaScript and its popular frameworks like React.js and Vue.js.
- Well-versed in using CSS preprocessors like SASS and LESS, as well as CSS-in-JS libraries such as styled-components.
- Experienced in working with state management libraries such as Redux and Redux Toolkit.
- Understands both server-side rendering (SSR) and client-side rendering (CSR) approaches and capable of using them effectively in project scenarios.
- In terms of backend services, I have a solid understanding of Node.js, Express.js, and have utilized them in building REST APIs.
- Familiar with GraphQL, adding an extra layer of flexibility to the API layer.
- Worked on cloud services like AWS (EC2, S3, Lambda, API Gateway) and have experience setting up CI/CD pipelines for both web and mobile applications.
- Strong knowledge of both SQL and noSQL databases, including MySQL, PostgreSQL, and MongoDB.
I also have experience in test-driven development (TDD) using tools like Jest and Cypress.
I hold a Bachelor's degree in Computer Science.
Programming Languages: JavaScript, Node.js, Python, Ruby (basic level)
Frameworks: React.js, Vue.js, Express.js
Cloud: AWS (EC2, S3, IAM, Lambda, API Gateway)
Operating System: MacOS, Linux, Windows (only for personal use)
Databases: MongoDB, MySQL, PostgreSQL, Oracle SQL, Firebase
Tools: Jest, Cypress, Webpack, Babel, Docker, Git, GraphQL
I have been developing or building web application from scratch using different languages, frameworks, testing tools for 5 years:
Javascript, Python, NodeJs+ExpressJS, React/Redux, Typescript, HTML, CSS, SCSS, MySQL Server, Linux Apache Server, Php, Java, Jest, Cypress
Oracle Database SQL Certified Associate – ORACLE
$3800 / mo
≈ $45600 / year net
Python Developer
Uzbekistan · 5 years of experience · Advanced/Fluent ·Published yesterday
Uzbekistan · 5 years of experience · Advanced/Fluent ·Published yesterday
Served as Back-end Developer in FinTech, EdTech, Government and E-commerce projects. Well-versed in time management and writing quality code to create systems that are reliable and user-friendly. Eager to join a passionate team to develop innovative and cutting edge business solutions, and to achieve concrete goals on a strict deadline.