full stack developer

**Company**

Crypto made easy 🚀 We are the bridge between your crypto world and everyday life; trade pairs, book flights and hotels, and purchase gift cards with your favourite currencies. All in one best-in-class digital experience. It's not rocket science.

**Why Join?**

By joining CryptoXpress, you'll be at the cutting edge of merging digital currency with real-world services and products. We offer a stimulating work environment where innovation and creativity are highly valued. This remote role provides the flexibility to work from any location, promoting a healthy work-life balance. We are dedicated to fostering growth and learning, offering ample opportunities for professional development in the rapidly expanding fields of AI, blockchain technology, and e-commerce.

**Role Description**

We are seeking a skilled and motivated Full Stack Mobile and Web Developer to join our dynamic team. The ideal candidate will have a strong foundation in mobile and web development, with expertise in React Native and JavaScript technologies. This role involves working on both frontend and backend development to deliver high-performance and responsive applications. A basic understanding of blockchain concepts is a plus.

**Core Responsibilities:**

- Developing both the frontend and backend with tools like React Native for mobile applications.

- Building and maintaining mobile and web applications using React and JavaScript, focusing on performance and responsive design.

- Working on the complete mobile app development lifecycle from prototyping to production.

Integrating REST APIs and managing offline storage.

- Debugging, testing, and ensuring code quality with tools like Jest, Enzyme, and ESLint.

- Basic understanding of blockchain concepts is desired, as the role might involve some blockchain-related work.

**Required Skills:**

- React Native (mandatory for mobile app development).

- JavaScript and ReactJS expertise.

- NodeJS for backend development.

- Experience with API Integration.

- Basic blockchain knowledge.

- Strong foundational knowledge of web technologies (JavaScript, HTML, CSS) and responsive design.

**How to Apply:**

Interested candidates must complete the application form at https://forms.gle/ts15C7VABVin5zxq9

Join us and help shape the future of social media marketing in the cryptocurrency space!

**Tips for Application Success:**

- Show your enthusiasm for financial products

- Mention any self-learning initiatives

- Be honest about what you don't know

- Explore and understand what CryptoXpress does before applying

We are seeking a highly skilled and experienced MERN (MongoDB, Express.js, React, Node.js) Stack Developer to join our dynamic development team. As a MERN Stack Developer, you will be responsible for designing, developing, and maintaining scalable web applications using the MERN stack framework.

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Expertise in backend programming with Node.js and MongoDB.
• Experience with React.js and redux.
• Material UI and 3rd party libraries.
• Experience with clean code writing practices like avoiding callback hell like promises, async.
• Thorough understanding of Node.js and its core principles.
• Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of ECMAScript.
• Experience with data structure libraries (e.g., Immutable.js).
• Familiarity with RESTful APIs.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end builds pipelines and tools.
• A knack for benchmarking and optimization.
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial).

Responsibilities:

• Build Node.js APIs using microservices.
• Rewriting backend code with microservices architecture & Unit tests.
• Developing new user-facing features using React.js.
• Building reusable components and front-end libraries for future use.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
• 
  

If you are a passionate MERN Stack Developer looking for an exciting opportunity to work on challenging projects and be part of a talented team, we would love to hear from you. Please submit your application, including your resume and portfolio, highlighting your relevant experience and projects.

Fullstack Developer:

We are looking for an onsite Fullstack Developer experienced with Fullstack technologies, Cloud and IoT solutions. For the agile development of our web, mobile, and cloud applications and IoT products, building efficient, reliable and scalable solutions. A hands-on coding role, where you will build and manage your own team.

Tasks:

·        Development of modern based applications in the back-end

·        Development, implementation and optimisation of innovative IoT products, web apps and new features

·        Technical product design, solution architecture, specifications and implementation of Livello solutions

·        Work with a cross-functional team to define, build, test, and deploy universal applications

·        Version control with Git is part of your daily work and continuous integration

·        Ensure the implementation of technical standards, quality assurance and best practices.

Requirements:

·       Bachelor's degree in Computer Science or comparable field of study

·       2-4 years’ experience in agile software development

·       Proficiency in Node.js, React js, Mongo DB, Docker along with any cloud Exp (AWS, GCP, Azure)

·       Experience with test and deployment automation (Gitlab, Fastlane, Jest).

·       Good to have Experience with GraphQL and Kubernetes as well as state management solutions (Redux, Saga)

·       Ability to work cooperatively and independently, analytical thinking, willingness to lead and take on responsibility

·       Fluent in English.

Nice to have:

·       Experienced in IoT-to-Cloud managed services, Microservices.

·       Knowledge of IoT device management and message brokers like AMQP or MQTT

Benefits

Ø A responsible position in a fast-growing and highly innovative start-up

Ø An agile and diverse team with colleagues from all over the world, working with our main office in Germany

Ø English speaking open work environment, with flat hierarchies and short decision-making paths

Ø Creative freedom for own ideas, projects and personal development.

The company has been widely recognized as an industry innovator in the Data Privacy, Security space and is being built by proven Cybersecurity executives who have successfully built and scaled high growth Security companies and built Privacy programs as executives.

We are seeking an experienced Senior React Developer with Node Engineer to join our team. The ideal candidate should have at least 7+ years of experience in building scalable web applications using NodeJS and a solid understanding of AWS services. The candidate should also have experience in designing and building large-scale distributed systems.

Responsibilities:

• Design and develop high-quality, scalable, and performant software solutions using NodeJS and AWS services.
• Collaborate with cross-functional teams, including product managers, designers, and other engineers, to identify and solve complex business problems.
• Design and develop large-scale distributed systems that are reliable, resilient, and fault-tolerant.
• Write clean, well-designed, and maintainable code that is easy to understand and debug.
• Participate in code reviews and ensure that all code is of high quality and adheres to best practices.
• Troubleshoot and debug production issues and work with the team to develop and implement solutions.
• Stay up-to-date with new technologies and best practices in software engineering and cloud computing.

Requirements:

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
• At least 5 years of professional experience in building web-based applications using ReactJS and NodeJS.
• Strong experience with React frameworks, including Ant Design.
• Strong understanding of JavaScript, and experience with libraries such as Redux.
• Experience with HTML and CSS, and the ability to create responsive web applications.
• Experience with server-side frameworks such as Express and NestJS.
• Strong understanding of software engineering best practices, including agile development, TDD, and continuous integration and deployment.
• Excellent problem-solving and analytical skills, with the ability to identify and solve complex technical problems.
• Strong communication and collaboration skills, with the ability to work effectively in a team environment.

• Own our user interfaces with an eye to lightning-fast performance and a great user experience
• Implement compelling and intuitive UIs, shaping the design and feel of the product alongside our founders
• Write a significant amount of code for new and existing features
• Ship high-quality code and architecture
• Mentor engineers on the team, developing their skills and helping advance their careers
• Help shape the future of our engineering organization

Requirements

• You have been building production web applications for 5+ years and know the systems from top to bottom
• You know SQL and have significant programming experience on the frontend with React
• You have a BS/MS/Ph.D. in a scientific field or equivalent experience
• You want to work in a fast-paced, high-growth startup environment that respects its engineers and customers
• Comfortable working with a 100% distributed engineering team, collaborating on GitHub, Slack, Zoom, etc. in the open and as a self-starter.

Bonus points

• You have backend experience building microservices
• You’ve contributed to open-source libraries and actively participate in the development community (blogging, meetups, tweeting, etc.)
• You have experience building interactive data visualizations
• You have worked in TypeScript, Java, Go

• Design and construction of platform with the best possible encryption and security mechanisms
• Compare different design options and take technology-driven design decision
• Define Data model/Information model
• Define services and convert functional requirements to design
• Define APIs and implement them
• Build front end based on user experience design
• Test and Debug as required
• Write Technical Documentation
• Optimize code and design for Performance
• Design and implementation of continuous integration and deployment pipelines

Expected Qualifications and Key Skills

• Working experience in Spring, Spring-boot or equivalent, Hibernate or equivalent persistence framework.
• Working experience of No SQL databases such as MongoDB or equivalent
• Working experience of setting up Production environment including SSL certificates, logging, backup, archival, etc.
• Working experience of JavaScript frameworks such as React JS, JQuery, etc.
• Working experience of API gateways and Web services such as REST
• Working experience of using GIT
• Working experience of a dev-ops tool such as Jenkins
• Deployment experience on Azure/AWS
• Microservices design and development
• Excellent understanding of Data Structures and Algorithms
• Understanding of OOP and Design Patterns
• Works well in a team setting
• Can multitask, adapt to shifting priorities, detail-oriented
• Good work ethic, including a sense of individual responsibility
• Comfortable working on changing requirements in a growing company
• Must be analytical, flexible, innovative, and self-motivated
• Experience with payment platforms and processors would be a plus