Candidates 91
$3500 / mo
≈ $42000 / year net
Full Stack Developer
Ukraine · Dnipro · 5 years of experience · Upper-Intermediate ·Published today
Ukraine · Dnipro · 5 years of experience · Upper-Intermediate ·Published today
Commercial projects:
Company: "SYTOSS"
Position: Full stack developer
Date: Sep 2021 - Feb 2024
Details: Development of applications for a largest telecommunication company In Austria, which are necessary for agents and clients. Development from scratch, design, constant communication with BA's, PO's.
Tools and Technologies: JavaScript; Typescript; React; Redux; Node.js; Express; Oracle; Jenkins; Kubernetes; Docker; ArgoCD; Backstage;
Company: Lendiron (Project Topfinance)
Date: Feb 2021 - Aug 2021
Position: Full stack developer
FinTech project offers a productive investment opportunity. Developed admin and client sides with complex logic of transactions.
Tools and Technologies: JavaScript; Typescript; React; Redux; react- query; Node.js; Express; MySQL;
Company: Lendiron (Project Tototheo)
Date: Jan 2020 - June 2020
Position: Front end developer
Yacht portal with 3D model of the boat and displaying data from IoT on its decks. Improved design, developed admin and client sides, implemented graphs, flexible tables, forms with validators etc.
Tools and Technologies: JavaScript, Typescript, React, Redux, Node.js, Express, MySQL
Company: Lendiron (Project Meisterfit)
Date: Nov 2019 - Jan 2021
Position: Full stack developer
Mobile application for athletes with the web admin part where coaches can create and assign programs to them. Developed code for web and mobile platforms. Created, improved and fixed API routes written on Express. Set up a system of notifications via emails.
Tools and Technologies: JavaScript, Typescript, React, Redux, React Native, Node.js, Express, PostgreSQL
$3500 / mo
≈ $42000 / year net
Middle Node.js / NestJS developer (Backend Engineer)
Ukraine · 3 years of experience · Upper-Intermediate ·Published today
Ukraine · 3 years of experience · Upper-Intermediate ·Published today
Have experience as frontend developer (React / Angular)
Have experience as backend developer (Node.js / NestJS)
Have experience in building a startup from the idea stage to the release stage
I strive to work as Backend Engineer and work with technology NestJS, using best-practice.
I created frontend for startup which earned 60.000$+ in first day of release.
I don`t want:
-Work in office,
-Overtiming,
-Perform duties that are not part of my job description
-Work with legacy
-Work in toxic team
$6000 / mo
≈ $72000 / year net
Backend Engineer
Ukraine · 6 years of experience · Upper-Intermediate ·Published yesterday · In passive search
Ukraine · 6 years of experience · Upper-Intermediate ·Published yesterday · In passive search
Cloud ERP solution for ship management. Full-stack developer role with a focus on back-end. General responsibility - implementing API, covering functionality by tests, connecting service with another part of the system, transferring functionality from legacy monolith applications to new microservices, negotiating product solutions, and developing architecture from scratch.
Technical stack: Typescript, TypeORM, MSSQL, jest, docker, RabbitMQ
Peppy - peppy.health 03.21-08.22
Digital healthcare project to connect people and experts in the application. Full-stack developer role. Working on implementing API and Admin panel. Creating new functionality, making existing functions more flexible and configurable for different customers. Supporting mobile developers to connect applications to our API
Technical stack: NestJS, TypeORM, MySQL, Webhook, GCP, Docker, React + MaterialUI, Jest, Firebase, Unit+E2E tests, Sendbird, CustomerIO
MARS MGIS 04.20-03.21 Product is an application to measure a corporation's supply chain environmental impact. It requires data import/input by users, a complex data model, a permissions system, an API and a validation mechanism. It was developing a mediator service between end users and ML service. Service manages massive data, validates and prepares it for processing by service using machine learning.
Technical stack: NestJS, TypeORM, PostgreSQL, Microservices, Docker, Python
Pavlo Kalinichenko Full-Stack Developer
Selina - selina.com 08.19-04.20 Hospitality company to provide accommodation with recreation, wellness and local experience. Full-stack developer role with a focus on back-end. General efforts on the project - rewriting legacy monolith back-end applications to microservices with new functionality. Improve code style, cover endpoints by tests, and code review for other developers. General responsibility in the team - supporting backward capabilities with old services and connecting with other teams to align mobile applications and admin panels with API. Creating new database architecture from zero. Working with product managers on user stories and implementing new features.
Technical stack: NestJS, Microservices, TypeORM, PostgreSQL, MongoDB, Neo4J, AWS, Docker, Jest, React+MaterialUI
For the healthcare app - created a service from scratch to communicate between doctors and patients by fast entire surveys and questions.
Get rid of bottlenecks with complex solutions and significantly save time and money for the company
$6000 / mo
≈ $72000 / year net
Senior Software Engineer (Node.js)
Ukraine · Dnipro · 6 years of experience · Upper-Intermediate ·Published 3 May · In passive search
Ukraine · Dnipro · 6 years of experience · Upper-Intermediate ·Published 3 May · In passive search
Tech stack:
- Backend development using Node.js (Express/ NestJS)
- Experience with REST/GraphQL
- Database expertise: PostgreSQL, MySQL, MongoDB
- Proficiency in Elasticsearch for search engine functionality
- Skilled in working with AMQP using Kafka
- AWS/GCP cloud solutions
As a software engineer with a background in mathematics, I have a strong focus on product-oriented development. I thrive on challenges and actively seek out projects that push me to expand my knowledge and skills beyond my existing expertise. I provided mentorship to junior team members, conducted thorough code reviews, and took ownership of specific components within the product.
- Successfully implemented two major game features
- Integrated Elasticsearch into the project
- Achieved a 100% performance improvement for three endpoints
- Incorporated Postman tests into the project's GitLab CI pipeline
$1200 / mo
≈ $14400 / year net
Full Stack Developer [Typescript, React.js, Node.js, Laravel]
Ukraine · Dnipro · 2 years of experience · Intermediate ·Published 3 May
Ukraine · Dnipro · 2 years of experience · Intermediate ·Published 3 May
Responsibilities:
• Implementing Google OAuth2 Authentication
• Covering FE by e2e and unit tests
• Implementing referral system and charts
• Developing global and personal calendars for scheduled events
• Implementing news feed with the ability to like and comment.
• Implementing admin dashboard including financial system management, message center, purchases.
Team: 2 full-stack developers, 1 QA
Project #2: The service is an online store selling smart lamps. The project is implemented using Server-Side Rendering technology, allowing users with even weak PCs to have a quality user experience. Website includes a system of cumulative bonuses, the ability to apply promo codes, payment with various types of cards, and installment plans.
Responsibilities:
• Implementing Infinite scroll pagination for products search
• Bug fixing
• Query optimization, writing migrations
• Refactoring code base
• Implementing import/export product data using xls files
• Implementing unit tests.
• Covering BE by unit tests
• Attending daily standup, participating in sprint demo/retrospective, sprint planning and grooming
Team: 2 full-stack developers, 1 QA
I have commercial expirience with: TypeScript / Next.js / ReactJs / Express / MySQL / Laravel / PrismaORM / Unit, Integration, Functional, E2E testing / Jest, Supertest, Seleinium, Cypress, PHPUnit / UNIX - bash (basic) / HTML, CSS/SCSS / OOP / Jira /Agile-Scrum / Git, Github, Gitlab / Assana / Redux-toolkit, RTKQuery / JQuery / Socket.io / Oauth google/ Material UI, Ant Design, Bootstrap
This project was covered by tests:
FE: unit(Cypress)
BE: unit + integration + functional (Jest, Supertest)
$750 / mo
≈ $9000 / year net
Node.js developer
Ukraine · Dnipro · 1.5 years of experience · Intermediate ·Published 3 May
Ukraine · Dnipro · 1.5 years of experience · Intermediate ·Published 3 May
03.2022 - present (1 year 7 months)
Charitable organization “Food Life Dnipro”, Dnipro
Tasks:
- Fixing technical problems of the website ffl.dp.ua and the payment system, implementing the necessary functions
- Support of the users
Achievements:
- Development of a website on Tilda, connection of the Fondy payment system
- Conversion of the website to WordPress, which made it possible to move the payment page to a separate domain and thus obtain high-quality analytics
- Integration of the Fondy payment system on the website, which now allows us to accept payments in different currencies simultaneously and quickly create a payment page for any amount, currency, language and payment type
- All this, together with high-quality advertising, allowed us to increase donations many times over and serve thousands of people every month
Junior PHP Developer
10.2020 - 03.2022 (1 year 5 months)
Simplashop, Dnipro
Tasks:
- Development of online stores with OkayCMS
- Development of modules for it
Achievements:
- Creation of a system for logging the actions of administrators of the website topgunstore.com.ua
- Development of the parser for the Ukrainian version of Militarist.ua
- Migration of icases.ua website from the old monolingual Simpla system to multilingual OkayCMS
- Finding and deleting more than 200 duplicate products in MoySklad service
- Development of a database import module from OpenCart to OkayCMS
- Connection of Nova Poshta delivery to 10 online stores
- Fixing the OkayCMS bug due to which part of the functionality did not work on Windows systems
- Optimization of the customer database of the moroz.dp.ua website: normalization of cell phone numbers, merging of duplicate accounts, which made it possible to create a loyalty system
I believe that:
- understanding the principles is more important than knowing the tools
- readable code is more important than fast code
- the level of thinking determines the level of the chosen decision
- tests inspire confidence
- good code does not mean good product
I want to work in a company where
- write tests,
- coding standards are adhered to,
- there is a system of mentors and code reviews
$5000 / mo
≈ $60000 / year net
Full Stack Developer (Angular + NodeJS)
Ukraine · Dnipro · 7 years of experience · Upper-Intermediate ·Published 3 May
Ukraine · Dnipro · 7 years of experience · Upper-Intermediate ·Published 3 May
- Experienced in Backend development with Express.Js, TsEd, NestJS, SQL and NoSQL databases;
- Developed Angular micro-frontend applications. Integrated remote components and applications as micro-frontend libraries;
- Participated in developing Ionic applications.
$7000 / mo
≈ $84000 / year net
Senior Software Engineer | Backend | Tech stack: TypeScript, NestJS, PHP, Laravel | Experience in Healthcare, Marketplaces, Cryptocurrency | Specialize in Software Development & Architecture, OpenAI Integration
Ukraine · 7 years of experience · Upper-Intermediate ·Published 2 May · In passive search
Ukraine · 7 years of experience · Upper-Intermediate ·Published 2 May · In passive search
Throughout my career in IT, I have contributed to the development of high-load marketplaces with more than 1 million users, gained practical experience in developing a SaaS platform for providing accessibility services, and acquired expertise in different domains such as healthcare, cryptocurrency, CRM, etc.
Expertise:
- Software Development & System Architecture: Proficient in designing scalable, high-availability system architectures using TypeScript, NestJS, PHP, Laravel, and adhering to best practices in code quality, security, and maintainability.
- Performance Optimization: Expert in analyzing and optimizing system performance.
- Cross-Domain Solutions: Experienced in adapting to various technology environments, including healthcare, cryptocurrency, CRM, etc.
- Continuous Learning & Innovation: Committed to regularly implementing the latest trends and tools in software development.
- Improved the auto-moderation process efficiency by 57% with the integration of OpenAI in a high-load marketplace utilizing a microservices architecture.
- Boosted user purchasing satisfaction by 84%, thanks to seamless integration of new payment systems within our platform.
- Implemented a system event tracker linked to Big Data, enabling the construction of an insightful statistical dashboard, resulting in enhanced decision-making capabilities.
- Introduced a notifications infrastructure that delivers real-time updates across multiple platforms such as Slack, SMS, and email, increasing operational responsiveness by 62%.
- Spearheaded the development and successful launch of a Software-as-a-Service (SaaS) platform for accessibility services, streamlining client access to these essential offerings.
$500 / mo
≈ $6000 / year net
Node.js backend developer
Ukraine · Dnipro · 1.5 years of experience · Pre-Intermediate ·Published 2 May
Ukraine · Dnipro · 1.5 years of experience · Pre-Intermediate ·Published 2 May
$1800 / mo
≈ $21600 / year net
Full Stack Developer
Ukraine · 3 years of experience · Intermediate ·Published 2 May
Ukraine · 3 years of experience · Intermediate ·Published 2 May
1) Integrating 'Stripe' payment platform, designing and developing new functionality into the site that provides social media influencers with a platform for interacting with their fans and earning money for creating exclusive content;
2) service for receiving data and sending commands to self-service terminals ;
3) service for working with logs from the DB;
4) service for managing software updates of self-service terminal;
I also had some Mentoring experience at "Hillel" IT school
Designed and developed services 3), 4) from scratch to fully functional products.