CrawlJobs Logo

Full-Stack Javascript Engineer

yopeso.com Logo

Yopeso

Location Icon

Location:

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

Yopeso has been developing a diverse range of software products, from large-scale applications to smaller solutions, for 20 years. With a growing team of over 300 employees across five locations, we are dedicated to fostering a culture of growth, transparency, and professionalism. At Yopeso, we value authenticity, curiosity, and ambition. These values drive us to build strong connections within our community and with our partners, ensuring trust, integrity, and transparency in all our business practices. We strive to maintain the highest professional standards and continuously challenge ourselves to develop high-quality, high-performance, and secure software solutions. Our approach is rooted in efficient collaboration among passionate professionals working in agile teams. Guided by curiosity and ambition, we strive to create products that are meaningful and impactful, while remaining true to our authentic selves.

Job Responsibility:

  • Design, develop, and maintain full-stack applications using TypeScript, React.js, Node.js, Express, and Next.js
  • Build and integrate RESTful APIs and microservices
  • Work with both SQL and NoSQL databases to design schemas, optimize queries, and ensure high data integrity
  • Collaborate closely with product, design, and engineering teams to deliver new features and improvements
  • Implement best practices for code quality, testing, and performance
  • Containerize and deploy services using Docker
  • Use Git for version control and participate in code reviews
  • Troubleshoot, debug, and optimize applications for maximum speed and scalability

Requirements:

  • Fluent in English, both written and verbal
  • Strong proficiency in TypeScript
  • Hands-on experience with React.js, Node.js, Express, Next.js (or similar frameworks)
  • Solid understanding of SQL and NoSQL databases
  • Experience building and consuming REST APIs
  • Proficiency with Docker
  • Strong knowledge of Git and modern development workflows
  • 2–5+ years of experience in full-stack development (or equivalent experience)
  • Strong problem-solving skills and attention to detail
  • Ability to work independently and as part of a cross-functional team
  • Passion for clean code, maintainable architecture, and continuous improvement

Nice to have:

  • Experience with AWS services
  • Familiarity with CI/CD pipelines and DevOps practices

Additional Information:

Job Posted:
February 14, 2026

Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Full-Stack Javascript Engineer

Senior Growth Full-Stack Engineer

Senior Growth Full-Stack Engineer role at Seamless.AI focusing on user activatio...
Location
Location
United States
Salary
Salary:
Not provided
https://seamless.ai/ Logo
Seamless.AI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience as a full-stack engineer (startup or growth-focused environment preferred) with SaaS product
  • Strong proficiency in modern JavaScript/TypeScript (React.js, Node.js)
  • Proficiency with modern database technologies (PostgreSQL, Vector DBs, OpenSearch, DynamoDB)
  • Proficiency with Cloud architecture and scalability best practices, in particular AWS (Lambda, serverless, cloud-native services)
  • Hands-on experience with A/B testing platforms (GrowthBook, Optimizely, LaunchDarkly, etc.)
  • Familiarity with feature flag systems and controlled experiment rollout strategies
  • Experience with product analytics tools (Amplitude, Segment, Tableau)
  • Ability to translate growth hypotheses into technical experiments quickly and iteratively
  • Strong data-driven mindset with the ability to evaluate experiment outcomes statistically
  • Comfortable working in fast-moving, cross-functional growth teams
Job Responsibility
Job Responsibility
  • Collaborate with growth, product, and data teams to design and implement A/B tests and growth experiments focused on user activation
  • Build, deploy, and maintain full-stack features and experiment infrastructure (frontend + backend)
  • Implement and manage feature flagging systems to enable rapid testing and controlled rollouts
  • Work with GrowthBook (or similar experimentation platforms) to set up, track, and analyze experiments
  • Instrument and track user behavior in Amplitude and other analytics platforms to generate insights
  • Write clean, scalable, and maintainable code across the React frontend and Node.js backend
  • Monitor and evaluate experiment outcomes, providing actionable insights and recommendations
  • Balance speed of experimentation with engineering best practices, ensuring quality while moving quickly
  • Fulltime
Read More
Arrow Right

Senior Full Stack Data Engineer

Senior Full Stack Data Engineer role in Citi's Chief Technology Office (CTO) Tec...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum of 8 years of proven experience in software development
  • Significant experience as a Data Engineer and Full Stack Developer
  • Strong proficiency in SQL for data querying, manipulation, and optimization
  • Experience with NoSQL databases, such as MongoDB
  • Expertise in designing and developing data pipelines for ingestion, transformation, and processing of large datasets
  • Deep understanding of multithreading, thread pools, Object-Oriented Programming (OOP) concepts, and design patterns
  • Demonstrated experience working in an Agile software development environment
  • Excellent communication, problem-solving, and analytical skills
  • Proficiency in at least one of the following programming languages: Java or Python
  • Strong knowledge of DevOps practices, including source control management (e.g., Git), Continuous Integration (CI), Continuous Delivery/Deployment (CD), and automated deployments
Job Responsibility
Job Responsibility
  • Design and develop scalable data solutions leveraging platforms such as Iceberg, Snowflake, Trino, or other modern data ecosystems
  • Design, build, and optimize robust Extract, Load, Transform (ELT) and Extract, Transform, Load (ETL) data pipelines
  • Collaborate effectively with domain experts, product managers, analysts, and data scientists to understand data requirements and deliver efficient data solutions
  • Enable advanced analytics and machine learning workflows by ensuring the delivery of high-quality, reliable, and timely data
  • Implement and manage CI/CD pipelines to automate data engineering workflows across both cloud and on-premises environments
  • Research, evaluate, and recommend the integration of open-source technologies into our data platform
  • Clearly communicate complex technical details, project progress, and challenges to both technical and non-technical stakeholders
  • Design, develop, and implement scalable full-stack applications using technologies such as JavaScript, ReactJS, NodeJS, Python, and SQL/NoSQL databases
  • Write clean, efficient, well-documented, and maintainable code, adhering to industry best practices
  • Fulltime
Read More
Arrow Right

3D Full-stack Engineer

As a 3D Full-stack Engineer in Inter IKEA Range, you will be working on projects...
Location
Location
Sweden , Malmö
Salary
Salary:
Not provided
https://www.ikea.com Logo
IKEA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Deep understanding of computer graphics, offline and real-time as well as 3D asset pipelines
  • Significant experience with software product development with 3D/VFX workflow focus
  • General Knowledge of product development workflows from CAD (computer-aided design) utilizing tools such as Revit, SolidWorks, or CATIA to in depth understanding of 3D visualization, animation, and rendering processes, including 3D DCC´s (Digital Content Creation), V-Ray, Rendering queue management, and other key Software solutions
  • Good general understanding of 3D, CG and VFX pipelines, including asset creation, texturing, lighting, rigging and posing
  • Good understanding of Pixar´s USD (Universal Scene Description) and MaterialX node structure is a plus
  • A Platform and DevOps mindset towards securing operations of business-critical applications with a good understanding of Agile methodologies and experience working on Agile development teams
  • Educational Background: Degree in Digital Media, Interactive Media, Media Technology, Computer Science, or a related field
Job Responsibility
Job Responsibility
  • Design and develop code for both out of the box or custom build 3D applications, including Javascript, C#, C++ , Python to ensure timely delivery on agreed sprints and Epics
  • Support 3D-related business areas and product teams by translating user needs from business language into technical briefs for internal or external development and finally into code
  • Benchmark and analyze IT processes to identify development opportunities, ensuring alignment within the DevOps team and maintaining positive relationships with contractors, vendors and stakeholders
  • Work closely with various teams across IKEA to ensure our digital strategies are aligned, integrated and support the broader goals of the company
  • Act as a technical expert when dealing with third party suppliers and as a key developer amongst others for our core 3D solutions
What we offer
What we offer
  • Working with modern technologies and frameworks
  • Opportunity to create software products that are easy to use, visually stunning, and accessible
  • Team that values innovation and creativity
  • Fun and celebratory work environment
  • Fulltime
Read More
Arrow Right

Senior Full-Stack Web Application Developer / Software Engineer

You will be hands-on, leading the design, implementation, testing, launch, and s...
Location
Location
United States , Bartlett
Salary
Salary:
90000.00 - 180000.00 USD / Year
apharmony.com Logo
apHarmony Inc.
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree in Computer Science or related field
  • In-depth understanding of JavaScript
  • Ability to write cross-browser and cross-platform applications
  • 5+ years experience writing reusable, maintainable, and well-tested code
  • Excellent verbal and written communication skills
  • Excellent teamwork and project management skills
Job Responsibility
Job Responsibility
  • Leading the design, implementation, testing, launch, and support of the various applications
  • Analyzing and Defining Requirements
  • Developing Full-stack Applications
  • Testing
  • Deployment
  • Fulltime
Read More
Arrow Right

Full-Stack JavaScript Developer

We are looking for a Full-Stack JavaScript Developer (Node.js + Vue.js) to join ...
Location
Location
Portugal
Salary
Salary:
Not provided
ascendixtech.com Logo
Ascendix Tech
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of commercial experience with JavaScript/TypeScript
  • 3+ years of commercial experience with Node.js on the back end
  • Experience building and maintaining REST/JSON APIs
  • Solid understanding of authentication/authorization, error handling, and logging
  • 2+ years of commercial experience with a modern front-end framework
  • Vue.js is preferred (React experience acceptable, with readiness to work in Vue)
  • Experience building SPA dashboards, forms, data grids, and filters
  • Experience working as a true full-stack developer (same engineer owning both backend and frontend features end-to-end)
  • Strong knowledge of SQL and experience integrating applications with analytical/OLAP stores (Snowflake, Redshift, BigQuery, or similar)
  • Experience integrating with external APIs and third-party services
Job Responsibility
Job Responsibility
  • Work as a full-stack engineer, owning features from API to UI: Develop and maintain Node.js backend services for data ingestion, processing, and application logic
  • Implement Vue.js frontend components and pages (forms, tables, filters, dashboards)
  • Collaborate with solution architects and data engineers to: Consume and expose data from Snowflake and other data sources
  • Align on data models and contracts between the application and the data warehouse
  • Integrate with: Chrome extension–based data capture flows
  • External data providers and internal APIs
  • Ensure code quality: Write clean, testable, maintainable code in both the back end and the front end
  • Participate in code reviews, refactoring, and technical design discussions
  • Contribute to architecture and technical decisions for the MVP and further phases
  • Collaborate with PM/BA and client stakeholders, clarify requirements, and propose implementation options
What we offer
What we offer
  • Health insurance
  • Vacation days: 22 days per year
  • Paid Time off Benefits
  • Meal Card
  • Friendly and calm atmosphere in the company
  • Career and professional growth: Individual development plan
  • Technical leads and mentors
  • Open management and well-established processes
  • Regular performance reviews
  • Free access to the company accounts on educational platforms (Udemy, Pluralsight)
  • Fulltime
Read More
Arrow Right

Full-Stack JavaScript Developer

We are looking for a Full-Stack JavaScript Developer (Node.js + Vue.js) to join ...
Location
Location
Poland
Salary
Salary:
Not provided
ascendixtech.com Logo
Ascendix Tech
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of commercial experience with JavaScript/TypeScript
  • 3+ years of commercial experience with Node.js on the back end
  • Experience building and maintaining REST/JSON APIs
  • Solid understanding of authentication/authorization, error handling, and logging
  • 2+ years of commercial experience with a modern front-end framework
  • Vue.js is preferred (React experience acceptable, with readiness to work in Vue)
  • Experience building SPA dashboards, forms, data grids, and filters
  • Experience working as a true full-stack developer (same engineer owning both backend and frontend features end-to-end)
  • Strong knowledge of SQL and experience integrating applications with analytical/OLAP stores (Snowflake, Redshift, BigQuery, or similar)
  • Experience integrating with external APIs and third-party services
Job Responsibility
Job Responsibility
  • Work as a full-stack engineer, owning features from API to UI: Develop and maintain Node.js backend services for data ingestion, processing, and application logic
  • Implement Vue.js frontend components and pages (forms, tables, filters, dashboards)
  • Collaborate with solution architects and data engineers to: Consume and expose data from Snowflake and other data sources
  • Align on data models and contracts between the application and the data warehouse
  • Integrate with: Chrome extension–based data capture flows
  • External data providers and internal APIs
  • Ensure code quality: Write clean, testable, maintainable code in both the back end and the front end
  • Participate in code reviews, refactoring, and technical design discussions
  • Contribute to architecture and technical decisions for the MVP and further phases
  • Collaborate with PM/BA and client stakeholders, clarify requirements, and propose implementation options
What we offer
What we offer
  • 20 paid vacation
  • 5 paid sickness
  • B2B and remote cooperation
  • Career development and professional growth
  • Technical performance reviews and 360 Evaluation
  • Collaboration with a personal Direct Manager, Technical leads, and mentors
  • Udemy and Pluralsight subscription
  • Internal knowledge-sharing opportunities
  • Online and offline events & team-buildings
  • Friendly and supportive atmosphere
  • Fulltime
Read More
Arrow Right

Senior Engineer II - Full Stack Java

We are seeking a highly skilled Senior Software Engineer to join our dynamic tea...
Location
Location
India , Noida
Salary
Salary:
Not provided
daxko.com Logo
Daxko
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science, Software Engineering, or a related field
  • Minimum of 6 years of experience in commercial software development
  • Strong proficiency in Core Java and Advanced Java, with knowledge of the latest JDKs
  • Extensive experience with object-oriented programming and design principles
  • Expertise in web services, service-oriented architectures, and API development
  • Proficient in JavaScript, HTML5, and CSS3 for front-end development
  • Solid understanding of Spring and Hibernate frameworks
  • Experience with testing frameworks such as JUnit and Mockito
  • Familiarity with CICD tools, including Jenkins and GitLab
  • Proficiency in version control systems, particularly Git
Job Responsibility
Job Responsibility
  • Collaborate with product managers, architects, and other software engineers to design and implement best-in-class software solutions
  • Develop and maintain robust, scalable, and efficient Java-based applications using modern technologies and frameworks
  • Write optimized Java code, adhering to object-oriented programming principles and best practices
  • Design, build, and manage RESTful APIs to facilitate seamless communication between applications
  • Implement and maintain front-end components using JavaScript, HTML5, and CSS3
  • Conduct thorough code reviews and participate in technical discussions to ensure high-quality software delivery
  • Debug and troubleshoot complex technical issues to improve application functionality and performance
  • Implement comprehensive unit testing and participate in the full software development life cycle
  • Utilize development tools such as Git, Maven, and Jenkins to manage project dependencies and streamline deployment processes
  • Ensure application security by implementing best practices and adhering to compliance standards
What we offer
What we offer
  • Hybrid work model
  • Leave entitlements
  • Hospitalization/caregiving leaves
  • Paid parental leaves (Maternity, Paternity, & Adoption)
  • Group Health Insurance
  • Accidental Insurance
  • Tax-saving reimbursements
  • Provident Fund (PF)
  • Casual work environments
  • Company Events and Celebrations
  • Fulltime
Read More
Arrow Right

Senior Full-Stack Engineer

We’re opening the position of a Senior Full-Stack Engineer (JavaScript, Node.js,...
Location
Location
Salary
Salary:
Not provided
edvantis.com Logo
Edvantis
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience with front-end and backend frameworks
  • Proficiency in TypeScript and JavaScript for both front-end and back-end development
  • Experience with Vue.js
  • Familiarity with common databases (PostgreSQL, MongoDB) and the ability to write efficient queries
  • Knowledge of microservices architecture and RESTful API design, including security best practices
  • Experience with testing frameworks for both front-end and back-end, such as Webdriver.io, Jest, Cypress, Mocha, or Jasmine
  • Understanding of CI/CD pipelines and tools like Jenkins, GitLab, or GitHub Actions
  • Excellent problem-solving skills, attention to detail, and effective communication abilities
  • English level – Upper-Intermediate or higher
Job Responsibility
Job Responsibility
  • Develop both front-end and back-end components of applications to ensure end-to-end functionality
  • Collaborate with cross-functional teams to define, design, and deliver new features in line with product specifications
  • Troubleshoot and debug across the stack to maintain a seamless experience for end-users
  • Optimize application performance and responsiveness
  • Continuously improve code quality by following best practices in both front-end and back-end development
  • Write and maintain automated tests, as well as ensure their proper execution to guarantee application stability and reliability
What we offer
What we offer
  • Remote-first work model with flexible working hours (we provide all equipment)
  • Comfortable and fully equipped offices in Lviv and Rzeszów
  • Competitive compensation with regular performance reviews
  • 18 paid vacation days per year + all state holidays
  • 12 days of paid sick leave per year without a medical certificate + extra paid leave for blood donation
  • Medical insurance with an affordable family coverage option
  • Mental health program which includes free and confidential consultations with a psychologist
  • English, German, and Polish language courses
  • Corporate subscription to learning platforms, regular meetups and webinars
  • Friendly team that values accountability, innovation, teamwork, and customer satisfaction
  • Fulltime
Read More
Arrow Right