Найкращі фрилансери
50
Python · Бази даних
Львів, Україна
18 years of experience in programming
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Ivan Hrytskiv
Team Lead / Senior Software EngineerSummaryI am an Team Lead / Principal | Senior Software Engineer, Developer with over 18 years of experience in software development and leading IT projects activities.
I have worked on many different projects where I have had to solve a different issues including
architecture design, DB schemas, optimization, some DevOps tasks, requirements analysis and
technical research, leading full cycle development from scratch to product launch.
Creative, polite, punctual, responsible, study easy, can work independently and in team. Great desire
to work.
I have my own patents in the fields of medicine, religion, science.
Technical skills
Programming Languages ,Technologies & Tools:
DBMS: MySQL, PostgreSQL, Oracle, Progres4GL
NoSQL: Redis, MongoDB, Cassandra
Search Engine: ElasticSearch
Technologies: Docker / Docker Compose, Kubernetes, Postman, Prometheus
Web-servers: nginx, apache
Cloud: Google, AWS
Frameworks / Libraries: Django framework, REST framework, Flask framework, Scrapy, Selenium,
SeleniumBase, SeleniumWire, puppeteer, JMeter, jQuery, Bootstrap, Jinja2, Allure
Tools: Atlassian JIRA; Confluence
The Python Object Relational Mapper: SQLAlchemy
CI/CD tool: Jenkins
Experience working with Linux and cloud platforms
Experience in Agile-based (Scrum) methodologies
Repository / CI :GitLab, GitHub, Bitbucket
Task Queue: Celery, Circus
Message Broker: RabbitMQ, Kafka
Python AsyncIO, Aiohttp, Aiofiles
Create API documentation – RAML, Swagger
Operating Systems
Linux
Windows
Other
Scrum
Patent
▪Patent Title: “BorntoFish”. Patent/Application Number: m202016093
▪Patent Title: Computer program “The Secret of Happiness”. Patent/Application Number: 39354.
Author and developer of project "First Ukrainian anti-crisis Christian - psychological medical - health
program" Secret of Happiness "(Part One)
▪Patent Title: Computer program “Hello Bible”. Patent/Application Number: 86345. Author and
developer of project “Hello Bible”.
▪Certification Authority Ministry of Health of Ukraine. License Number АГ № 599796 January 2012.
▪Ukrainian Catholic University (Bioethics). License Number 000034 June 2012
Interests
Books, philosophy, psychology, east combats, medicinal, football, snooker, gimm, fishing.
Experience
Project name:NDA
Description:Development of interfaces of connection of endpoints of our product
and products of partners. Develop integration of this product into
partner’s products.
Tools & technologies:
DBMS: MySQL, PostgreSQL
NoSQL: Redis, MongoDB, Cassandra
Search Engine: ElasticSearch
Technologies: Docker / Docker Compose, Kubernetes , Postman,
Prometheus
Web-servers: nginx, apache
Cloud: Google, AWS(AWS Serverless, AWS Lambda, AWS Step
Functions,
AWS Athena, AWS DynamoDB, AWS SNS and SQS, AWS S3, AWS
ElasticSearch)
Frameworks / Libraries: Django framework, REST framework, Flask
framework, jQuery, Bootstrap, Jinja2
The Python Object Relational Mapper: SQLAlchemy
CI/CD tool: Jenkins
Experience working with Linux and cloud platformsExperience in Agile-based (Scrum) methodologies
Repository / CI :GitLab, GitHub, Bitbucket
framework : Django framework, REST framework, Flask framework,
Scrapy
Task Queue: Celery, Circus
Message Broker: RabbitMQ, Kafka
Python AsyncIO, Aiohttp, Aiofiles
Create API documentation – RAML
Project responsibilities:
Software Engineer
- Coach junior team members
-Prepare technical documentation
-Build efficient back-end features in Python
-Use server-side logic
-Identify and suggest various opportunities to improve efficiency
and functionality
-Write and implement software solutions that integrate different
systems
-Write reusable and testable code
-Manage testing and bug fixes
-Help design and implement functional requirements
Duration:3 years
Customer:EU
Project name:NDA
Description:Outsource ecommerce project based on iPad application. The idea was
to develop Python scripts for web scraping and web page crawling
using Scrapy framework, Portswigger, Puppeteer, Nord VPN,
BeautifulSoup, PyQuery, LXML, request, Selenium, aiohttp modules.
Tools & technologies:
Python, JavaScript, Django Rest, jQuery, CSS, HTML, PyCharm,
DataGrip, Jankins, Slack, Cabot, Pivotaltracker, Kibana, Eclipse, Git,
Sublime Text, Notepad ++, HTML, CSS, XML, MySQL Workbench, PuTTY,
WinSCP, Cygwin, Experience with the full LAMP stack
Project responsibilities:
Software Engineer
-Build efficient back-end features in Python
-Manage testing and bug fixes
-Help design and implement functional requirements
Duration:2 years
Customer:EU
Project name:NDA
Description:Development of live dialogs of communication.Web UI controllable
Microservices Infrastructure with services deployment and operating
platform. Implementation of this development on the customer side.
Tools & technologies:
Java, Python, Django framework, REST framework, Cloud: Google
DBMS: MySQL, PostgreSQL, Search Engine: ElasticSearch
Project responsibilities:
Back-end Engineer
-Build back-end features in Python, Java
-Manage testing and bug fixes
-Introduction of new technologies
-Development of speech recognition technologies
Duration:1 year
Customer:EU
Project name:NDA
Description:Database design, development of environment for writing algorithms
for banking and payment systems.Integration of payment systems into
third-party protocols.
Development of Startup Project
Tools & technologies:Python, JavaScript, NoSQL
Project responsibilities:Software Engineer
-Development payment and banking systems
-Build back-end features in Python
-Manage testing and bug fixes
Duration:1 year
Customer:USA
Project name:Own projects
Description:Projects in medical, religious, scientific field.All of these projects
were funded through international grants.
Tools & technologies:Python, Very wide and diverse technical stack for all projects
Project responsibilities:Software Engineer
-Research in the field of medicine, science
-Data collection and analysis-Integrate data storage solutions
-Implement data security and protection
-Development of project structure
-Database design
Programming the interface for various medical devices
Duration:3 years
Customer:DIFF
Project name:NDA
Description:Development and design of databases for the field of medicine and
pharmacology.
Tools & technologies:Progress 10 4GL , Softserve Explorer, DB and DBMS technologies
Project responsibilities:Software Engineer
-Software development
-Software maintenance
-Algorithm development for DB on DBMS Progress 10 4GL
Duration:6 months
Customer:UA
Project name:«Parus»
Description:Software incorporation and maintenance on the client's side.
Optimization and development of algorithms for DB and DBMS Oracle
(9-th and 10-th versions). Worked with: Ministry of Internal Affairs,
Defence Ministry.
Tools & technologies:
Oracle PL\SQL, SQL PLSQL DEVELOPER, TOAD, Crystal Reports 8.5 and
9.0
Project responsibilities:
Software Engineer
-Obtained professional knowledge in accounting and economics
-Worked with such partial projects: Accounting, Realisation and
storehouse administering, Administrator, Finance administration
Duration:1 year 1 month
Customer:UA
Project name:NDA
Description:Development and design of databases for the district heating utilitiesTools & technologies:FoxPro Visual FoxPro 1С Linux Suse Server 10
Project responsibilities:Network administrator
-Lead engineer developer
-DB improvement, assistance
-New features development
-User support
Duration:2 years
Customer:UA
Project name:NDA
Description:Analyst-developer in drivers design for gears and trip computer of
“Ferrari”, “Porsche”, “Lamborghini”
Tools & technologies:
MS Visual Basic MS Visual C++ MSI HTML, DHTML, CSS JavaScript SQL
Virtual Table MS Access Oracle Win32 API *nix (Linux etc.)
Project responsibilities:
Network administrator
-Maintaining company web-site
-Development of DB with millions of records
-Preliminary algorithm testing
Duration:1 year
Customer:EU
176
Anastasia Zayets
Quality Assurance Test Engineer
Professional Experience
Manual testing.
Logistics department manager - ЗАТ "Екотехніка" Kiev, Ukraine, work from 10.2014 to 03.2015
Work in the 1C programs.
Regulation of delivery of goods to the customer (in Ukraine).
Control and coordination of the work of employees 24/7 (truck drivers (20t.) - 12 people, drivers in Kiev (up to 5t., 10t., 15t.) - 5 people).
Making a route and planning the work of employees (drivers). Car maintenance control, payment of bills related to fuel costs, repairs and other expenses.
Control of the availability of accompanying documentation, and/or transfer of documentation to the responsible person.
Higher Education
National Transport University
Organization of transportation and transport management
Specialist Diploma
Language Skills
English Pre Intermediate
Documentation reading, communication using chats
Technical Skills
Experience in test documentation creating and maintaining (test cases, check-lists, bug reports)
Knowledge of Jira, TestRail, Trello and other programs.
Postman
Google Office.
Front Web+mob testing, UI testing, API testing, тестирование платежных систем, тестирование разных видов заказов, участвовала в проекте внедрения пРРО Check Box для онлайн магазина. Тестирование со стороны базы данных (Bitrix, Bagisto).
Project Kikomilano.
Проект "Двухстадийная оплата".
Проект Marketplace
https://djinni.co/my/profile/
853
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No-Code Automation Specialist | Transforming Workflows with Precision Hello! I'm Taras, your go-to No-Code Automation Specialist, adept at leveraging cutting-edge tools to revolutionize workflows and enhance operational efficiency. With a rich skill set and ownership of powerful tools like ActiveCampaign,MailChimp,Shopify, Zapier, Integromat, HubSpot, Pipedrive, Airtable, Google Sheets, and API integrations, I bring a holistic approach to automating processes. Key Strengths: Tool Proficiency: ActiveCampaign: Harnessing the power of marketing automation for personalized and targeted campaigns. ⚡️Zapier: Crafting seamless Zaps to connect and automate tasks between diverse applications. ️Integromat(Make.com): Building sophisticated Scenarios for intricate automation needs. HubSpot: Streamlining customer relationship management and marketing efforts. Pipedrive: Optimizing sales processes and lead management for enhanced conversions. Airtable: Designing customized databases and workflows for structured data management. ✅Google Sheets: Creating dynamic dashboards and automating data-driven tasks. ⛓️API Integrations: Connect diverse applications through custom API integrations for a cohesive ecosystem. Specialized Services: Workflow Optimization: Streamlining business processes to save time and resources. Custom Integrations: Building tailored solutions to connect and sync data across platforms. Data Management: Developing robust systems for efficient data organization and analysis. Task Automation: Implementing automated workflows to reduce manual intervention. Let's collaborate to unlock the full potential of your business through seamless and efficient no-code automation. Ready to embark on a journey of enhanced productivity and success? Let's get started!
Ілюстрації та малюнки · Живопис і графіка
Одеса, Україна
Якщо ти витрачаєш забагато часу на думання, а не на здійснення, то ніколи не здійсниш своєї мети.
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Про мене:
2D графічний дизайнер: Комерційна ілюстрація , вектор та растр.
✨ Креативні ілюстрації для всіх вікових груп.
✏️ Робота з векторною та растровою графікою.
Індивідуальний підхід: Створення унікального дизайну.
Ефективна комунікація та точність у роботі.
Досвід роботи із графікою з 2009 року.
Зв'яжіться для створення чарівних ілюстрацій!
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Freelance IT Project Sales Specialist
Seeking opportunities to leverage my proven B2B sales expertise and passion for IT solutions to help businesses achieve their goals.
Experience:Over 5 years of experience in IT project sales, successfully navigating the full sales cycle from prospecting to closing in various industries (AdTech, Mobile App marketing).Proven track record of generating leads, qualifying prospects, delivering impactful presentations, and securing deals across diverse geographic regions (USA, EU, Israel, APAC).Deep understanding of Ideal Customer Profile (ICP) analysis and effective audience segmentation for targeted outreach campaigns.Adept at crafting compelling email pitches, cold outreach strategies, and managing email sequences in Hubspot to maximize engagement and conversion rates (Open Rate: 40-60%+; Click Rate: 3-5%; Reply Rate: 1-3%).Skilled in tailoring product demos to resonate with specific client needs and objectives.Experienced negotiator with a strong ability to build rapport and navigate complex sales conversations.Skills:B2B Sales: Prospecting, Qualifying, Presenting, ClosingLead Generation & Business DevelopmentCRM (Hubspot)Lead Generation Tools (Apollo, Zoominfo, Snov.io, LinkedIn)Email Marketing & Cold OutreachProduct Demos & PresentationsClient Negotiation & CommunicationFluency in English and ChineseAdditional Services:Translation services from Chinese to English and Ukrainian.Seeking:Freelance projects in IT project sales that align with my skills and experience.Opportunities to collaborate with ambitious businesses and contribute to their growth.Flexible and adaptable, open to discussing various project requirements and rates.
Please feel free to contact me to discuss your specific needs and how I can help you achieve your IT project goals.
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Hello there! I'm Katya, a seasoned designer specializing in outdoor and online advertising. With a sharp eye for aesthetics and a passion for creativity, I offer a diverse range of design services tailored to meet your needs.
From eye-catching billboards to engaging social media graphics and compelling website banners, my designs effectively convey your brand message and captivate your target audience.
By the way, I am also accompanied by a beautiful Shiba Inu, adding joy and companionship to my design journey.
As an experienced animator, I bring your ideas to life through captivating motion graphics and animations. Combining technical skills with creative storytelling, I ensure that your brand's story is effectively communicated and resonates with viewers.
Additionally, I excel in website design, crafting visually appealing and user-friendly digital experiences. Whether it's creating responsive layouts or intuitive navigation, I prioritize enhancing user engagement and reflecting your brand identity.
If you have existing design solutions that need improvement, I have a keen eye for detail and a knack for refining designs to optimize their impact. By aligning the final design with your goals and target audience, I ensure a cohesive and impactful outcome.
Furthermore, I am adept at generating fresh design concepts from scratch. I enjoy exploring unique visual approaches and translating them into captivating designs that set your brand apart.
Let's embark on a design journey together, where we create visually stunning and effective solutions for your outdoor and online advertising needs. Contact me today, and let's discuss how I can help elevate your brand presence.
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.NET Developer
Summary of QualificationsI have good understanding and knowledge of object-oriented development approach, good technological knowledge in C#. I know how to develop modern software systems based on object-oriented languages including back-end and front-end parts, issue detection and resolving. The projects I took part in were handled with Scrum methodology so I am familiar with all related activities. I was working in a well-organized team, have learnt how to act as a good team player, have found out the importance of teamwork and how to work with deadlines. I am responsible, enterprising, attentive, highly organized, honest, always seek to learn and grow.
SkillsProgramming Languages/TechnologiesC#SQL/TSQLJavaScript/HTML/CSSSoftware Architecture Design/UMLSOLID Principles CQRSDDD
Additional LanguagesJava/Java AndroidC/C++TypeScriptRDBMS MS SQL ServerPostgreSQLNoSQLMongoDBRedisMethodologiesScrum/AgileOperating SystemsMicrosoft Windows XP/7/10Linux Ubuntu 18+Frameworks/Libraries.NET Framework 4.5+.NET Core 2+Entity Framework/CoreADO.NETDapperReactAngular 2+BootstrapjQueryAMQPsRabbitMQIBM MQApache KafkaApplication/Web ServersAzureAWSDevelopment Tools MS Visual StudioMS Visual Studio CodeGitRiderTesting toolsMoqxUnit, nUnit, MSTests
Experience
Learning With Mentor Web ApplicationProject Description:Online learning system that allows students to learn by different plans, complete different tasks, attend groups, communicate with mentors and other students, submit completed work and discuss it with mentors.Involvement Duration:6 monthProject Role:Software EngineerResponsibilities:Participated in architecture and design;Application development;Troubleshooting and fixing bugs;Estimation and prioritization of tasks;Knowledge sharing, Project Team Size:17 team membersTools & Technologies:ASP.Net Web API, Entity Framework 6, Angular 6, MS SQL, TypeScript, HTML5, CSS3, Material Design, xUnit, SCRUM, Git
Experience
System for logistic domainProject Description:Cross-functional CRM-like web application for fleet-managers, expeditors and shippers with multi tenant support that allows to handle all the stakeholder communication at one place. Mobile application for driver with chat and possibility to track truck position. Integrations with 3rd party GPS-tracking systems in order to display all order-related information on informational dashboard. Integrations with 3rd party CRMs and other competitive tools in order to provide simple user onboarding, setup and data transfers. Integrations with payment systems for expenses management and reporting.
Customer:US companyInvolvement Duration:11 monthsProject Role:Full-stack developerResponsibilities:Code development;Unit testing;Product support and documentation maintenance.
Project Team Size:
11 team members
Tools & Technologies:
.NET Core 2.0, Azure, React JS, Android, HTML5, CSS3, Material Design, xUnit, SCRUM, Git, VSTS, Azure DocumentDB, EF Core
Experience
Calls service Web ApplicationProject Description:Online Service provides essential insights from communications channels. It enhances carriers and global enterprises by providing cloud based call recording, quality assurance, AI and analytics solutions that capture customer interactions whenever, wherever and however they occur.Customer: Many customers around the worldInvolvement Duration:6 monthProject Role:Full-stack developerResponsibilities:Participated in architecture and design;Application development;Troubleshooting and fixing bugs;Estimation and prioritization of tasks;Execution of tasks;Knowledge sharing, Project Team Size:6-8 team membersTools & Technologies:ASP.Net MVC, Entity Framework 6, JS, jQuery, KendoUi, MS SQL, Redis, HTML5, CSS3, SCRUM, Git, VSTS
EducationIvan Franko National University of LvivFaculty of Electronics and Computer Technologies
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I am passionate about my work. Because I love what I do, I have a steady source of motivation that drives me to do my best. In my last job, this passion led me to challenge myself daily and learn new skills that helped me to do better work.
Пошукова оптимізація (SEO) · SEO-аудит сайтів
Gdynia, Польща
Мислити нестандартно
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With over 10 years of experience in the dynamic field of digital marketing, I am a dedicated and results-oriented professional committed to helping businesses thrive in the online landscape. As an Upwork Top-Rated Freelancer, I have successfully partnered with numerous clients across diverse industries, delivering exceptional results and driving significant growth.
Highly experienced and results-oriented SEO and Link Building Specialist with a decade of expertise in planning and implementing effective strategies. Proficient in driving organic traffic, improving search engine rankings, and increasing online visibility. Skilled in developing innovative backlink-building strategies and optimizing e-commerce platforms, particularly Shopify, to enhance conversions and maximize revenue. Adept at staying updated with the latest SEO trends and utilizing analytical tools to measure and enhance campaign performance.
I have a deep understanding of various digital marketing channels and a proven track record of delivering measurable results for clients across different industries. My expertise lies in search engine optimization (SEO), pay-per-click (PPC) advertising, social media marketing, and content marketing. I am passionate about staying up-to-date with the latest trends and technologies in digital marketing to consistently deliver innovative and successful campaigns.
Expertise in developing and executing comprehensive digital marketing strategies to drive brand awareness, increase online visibility, and generate leads. Proficient in leveraging various digital channels and tools to optimize marketing campaigns and achieve measurable results. Strong analytical abilities combined with creative thinking to identify opportunities and implement effective marketing tactics. Adept at collaborating with cross-functional teams and managing projects from conception to successful implementation.
Key Skills:
- Digital Marketing Strategy
- Search Engine Optimization (SEO)
- Link Building (White-Hat, Niche Relevant, Editorial, Outreach Linkbuilding)
- Keyword Research and Analysis
- On-Page and Off-Page Optimization
- Technical SEO Audits
- E-commerce Optimization (Shopify)
- Content Optimization
- Competitor Analysis
- Google Analytics
- SEO Performance Tracking
- Conversion Rate Optimization (CRO)
- Project Management
- Pay-Per-Click (PPC) Advertising
- Content Marketing
- Google Analytics (GA4)
- A/B Testing
- Campaign Management
- Data Analysis
Professional Experience:
- Develop and execute comprehensive SEO strategies for clients across diverse industries, resulting in a 40% average increase in organic traffic and a 25% improvement in search engine rankings.
- Conduct thorough keyword research and analysis to identify high-potential keywords, integrating them into website content, meta tags, and URLs to optimize organic visibility and improve click-through rates.
- Implement effective on-page optimization techniques, including URL structure optimization, header tag optimization, and internal linking strategies, resulting in a 15% increase in average session duration and a 20% decrease in bounce rates.
- Plan and execute successful backlink-building strategies, leveraging ethical link acquisition techniques, guest posting, influencer outreach, and content promotion, resulting in a 50% increase in high-quality backlinks and improved domain authority.
- Perform technical SEO audits to identify and rectify website issues, such as crawl errors, duplicate content, and site speed optimizations, resulting in a 30% increase in website loading speed and improved search engine crawling and indexing.
- Optimize e-commerce websites, particularly on the Shopify platform, by improving product descriptions, optimizing meta tags, streamlining site navigation, and implementing structured data markup, resulting in a 20% increase in organic conversions and a 15% boost in revenue.
- Develop and execute digital marketing strategies aligned with business goals, resulting in a 30% increase in website traffic and a 25% growth in lead generation.
- Conduct in-depth keyword research and implement SEO best practices, resulting in a 20% increase in organic search rankings and a 15% boost in website conversions.
- Manage PPC advertising campaigns across Google AdWords, Facebook Ads, and Pinterest Ads, optimizing ad performance and achieving a 10% reduction in cost per acquisition (CPA).
- Create engaging content for blog posts, social media, and email campaigns, resulting in a 40% increase in social media followers and a 20% improvement in email open rates.
- Monitor and analyze website analytics using Google Analytics, providing actionable insights to improve user experience and increase conversion rates by 15%.
- Implement marketing automation workflows and lead nurturing campaigns, resulting in a 30% increase in marketing-qualified leads (MQLs) and a 20% improvement in lead conversion rates.
- Conducted comprehensive competitor analysis to identify market trends and adjust marketing strategies accordingly, resulting in a 25% increase in market share for clients.
- Developed and executed social media marketing campaigns, driving engagement and brand awareness, resulting in a 50% increase in social media followers and a 40% boost in website traffic.
- Implemented A/B testing for landing pages and email campaigns, optimizing conversion rates and achieving a 15% increase in lead generation.
- Collaborated with clients to understand their business objectives and deliver customized digital marketing solutions that aligned with their goals.
With a proven track record of driving results and a deep understanding of the digital marketing landscape, I am confident in my ability to help businesses achieve their marketing goals. If you're looking for a dedicated and experienced digital marketing specialist to elevate your brand's online presence, please don't hesitate to contact me.