Node.js Developer

CoinCROWD

Blockchain Developer, Remote

About CoinCROWD: 

CoinCROWD is a cutting-edge platform in the digital finance space, focused on delivering innovative solutions that empower individuals and businesses in the cryptocurrency ecosystem. We are passionate about creating seamless, secure, and scalable solutions to simplify the way people interact with digital currencies. As we continue to grow, we're looking for skilled backend developers to join our dynamic engineering team. 

Position Overview: 

We are seeking an experienced Blockchain Developer with 3+ years of expertise in node.js/Python to help us build and scale our backend services. As a key member of our engineering team, you will be responsible for designing, developing, and maintaining robust, scalable, and high-performance backend systems that support CoinCrowd’s innovative products. 

This role will give you the opportunity to work in a fast-paced environment with cutting-edge technologies in the blockchain and cryptocurrency space. 

Key Responsibilities: 

• Develop and maintain decentralized exchange (DEX) platforms and features, focusing on on-chain data integration.
• Collaborate with a cross-functional team to design and implement features.
• Integrate RPC nodes for blockchain data access and manipulation.
• Create secure, efficient, and scalable blockchain applications using NodeJS and related technologies.
• Write unit and integration tests for blockchain applications to ensure high code quality and reliability.
• Maintain a high level of security best practices when dealing with blockchain data and smart contract interactions.

Required Qualifications: 

• Databases: Strong experience with relational databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Redis). Proficiency in writing complex SQL queries.
• API Development: Hands-on experience in designing and developing RESTful APIs, including authentication mechanisms (JWT, OAuth, etc.). 
• Cloud & DevOps: Familiarity with cloud platforms (AWS, Google Cloud, or Azure) and DevOps tools like Docker, Kubernetes, CI/CD pipelines, and version control (Git). 
• In-depth understanding of blockchain protocols and their security implications with at least 3+ years of hands-on experience on Blockchain development
• Experience with Solidity and developing smart contracts.
• Comfortable working independently in a remote environment.
• Ability to effectively communicate in English (written and spoken).

Why CoinCROWD? 

Innovative Projects: Work on cutting-edge technology in the fast-growing blockchain and cryptocurrency space.

Collaborative Culture: Join a dynamic, diverse, and collaborative team that values creativity and new ideas. Growth Opportunities: Opportunities to grow in your career as we expand our product offerings and technology stack. 

Competitive Compensation: Competitive salary, benefits, and potential for career advancement. Flexible Work: We support a flexible work schedule and the possibility for remote work. 

CoinCROWD is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Initially you will be offered Equity based compensation which is common for a Web3.0 organisation. 

Job brief 

We are looking for a qualified Database developer to design stable and reliable databases, according to our company’s needs. You will be responsible for developing, testing, improving and maintaining new and existing databases to help users retrieve data effectively.

As part of our IT team, you will work closely with developers to ensure system consistency. You will also collaborate with administrators and clients to provide technical support and identify new requirements. Communication and organization skills are keys for this position, along with a problem-solution attitude.

Ultimately, you should be able to ensure our database systems run effectively and securely on a daily basis.

Responsibilities

• Design stable, reliable and effective databases
• Optimize and maintain legacy systems
• Modify databases according to requests and perform tests
• Solve database usage issues and malfunctions
• Liaise with developers to improve applications and establish best practices
• Gather user requirements and identify new features
• Develop technical and training manuals
• Provide data management support to users
• Ensure all database programs meet company and performance requirements
• Research and suggest new database products, services and protocols

Requirements

• Proven work experience as a Database developer (5+ Years)
• In-depth understanding of data management (e.g. permissions, recovery, security and monitoring)
• Knowledge of software development and user interface web applications
• Advanced proficiency and hands on experience with T-SQL, Stored Procedures, Cursors, Triggers, Schedulers etc.
• Familiarity working with MS SQL Server, MySQL, .Net Framework, java
• Excellent analytical and organization skills
• An ability to understand front-end users’ requirements and a problem-solving attitude
• Ability to craft detailed technical manuals.
• Excellent verbal and written communication skills
• BE/MCA/MSc Degree in Computer Science or relevant field.

Life is Short! Work Somewhere Awesome.

The Talent Enterprise is hiring experienced Node.js Architect in India.

Role Summary

As a Node.js Architect, you will lead the design, development, and deployment of backend applications and services, ensuring they are scalable, high-performing, and secure. You’ll collaborate closely with cross-functional teams, including front-end developers, DevOps, and project managers, to architect solutions that meet our business requirements. Your role will also involve mentoring and guiding the development team in best practices, code optimization, and design patterns.

Key Responsibilities

• Architecture Design: Define and implement the architecture for backend services using Node.js and related frameworks, ensuring scalability, flexibility, and robustness.
• Technical Leadership: Serve as the primary technical leader on backend projects, providing mentorship and guidance on Node.js best practices, code standards, and design patterns.
• Code Reviews and Quality Assurance: Oversee code reviews and enforce quality standards, ensuring high-quality, maintainable, and efficient code.
• Collaboration: Work closely with front-end teams, DevOps, and other stakeholders to deliver full-stack solutions that align with product and technical requirements.
• Performance Optimization: Identify and resolve performance bottlenecks, ensuring efficient data handling and high system performance.
• Security and Compliance: Implement security best practices to protect data and ensure compliance with relevant regulations.
• Documentation: Develop comprehensive documentation for architecture, design, processes, and code to ensure ease of maintenance and scalability.
• Innovation and Research: Stay updated with the latest trends and advancements in Node.js, microservices, and distributed systems, bringing innovative ideas to the team.

Requirements

• Experience: 7+ years in software development, with at least 4+ years focused on Node.js development.
• Technical Expertise: Proficiency in Node.js, including Express.js, Nest.js, or similar frameworks. Strong understanding of JavaScript/TypeScript, asynchronous programming, and event-driven architecture.
• Database Knowledge: Hands-on experience with relational and NoSQL databases (e.g., PostgreSQL, MongoDB, Redis).
• Cloud Services: Experience with cloud platforms like AWS, Azure, or Google Cloud, including deploying and managing Node.js applications in a cloud environment.
• Microservices: Deep understanding of microservices architecture and experience designing RESTful and GraphQL APIs.
• CI/CD Pipelines: Familiarity with DevOps processes, CI/CD tools, and containerization (Docker, Kubernetes).
• Agile Methodology: Proven experience working in an Agile/Scrum development environment.
• Soft Skills: Strong analytical and problem-solving skills, effective communication, and a collaborative mindset.

Preferred Qualifications

• Education: Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• Frameworks: Knowledge of popular Node.js libraries and frameworks (NestJS, Koa, Hapi, etc.).
• Security Practices: Familiarity with security frameworks, data encryption, and access control.

You'll get:

• Competitive salary with health benefits
• An extremely energising, dynamic and fast paced entrepreneurial working culture and environment
• An opportunity to work on leading edge technology products and solutions that will be first movers in the market
• An opportunity to travel to international locations where our clients may be based
• Latest laptop, devices and technologies for your needs
• Unique and supportive opportunities to progress in your career
• On-going team and professional development

Where:

Remote

About Mercer Talent Enterprise

Mercer Talent Enterprise is a global leader in talent assessment, technology, and leadership development. As the world’s first and only company to pioneer the science of Behaviourmetrics®, we empower organizations to make critical people decisions by blending contemporary psychometric tools and assessment solutions with the latest advances in technology and data science.

As an Associate Software Engineer, you will have the opportunity to collaborate on the creation and maintenance of scalable, high-quality software as we grow. You'll work closely with the CTO and quickly gain skills and responsibilities as the team and the technical requirements grow.

Primary Responsibilities

• Develop RESTful APIs leveraging Django classes, ORM and Postgres Database
• Develop solutions that meet business objectives while leveraging industry best practices
• Write high-quality source code to program complete applications within deadlines
• Troubleshoot and debug applications

Technical Competencies

• Expertise with Python language
• Experience with Django: maintaining APIs
• Familiarity using Git, code repositories, branching and merging strategies
• Ability to break down complex concepts, tasks, or problems into more simple, understandable language and action plans
• Excellent communication skills, and attention to detail
• Good Documentation skills

Perks

• Work from home
• Flexible work schedule
• Flexible standup meetings

Interview Process

• Two technical rounds with Senior Developer and CTO
• Cultural Fit interview with Project Manager

Please do not apply if you don't have professional Django work experience.

Please find below the required skill set

Skillsets:

• Strong Experience in Ruby on Rails
• Solid understanding of Ruby principles and core concepts.
• Good understanding of Object Oriented Concepts and principles.
• Understanding of RESTful/ SOAP APIs.
• Good understanding of front-end technologies including HTML5, CSS3, JavaScript, jQuery, ReactJS and Bootstrap framework.
• Knowledge/ Experience in SQL and PL/SQL programming.
• Excellent communication Skill.

We are looking for a Node.js Developer who has experience building back-end services and managing data exchange between the server and user-facing applications. Responsibilities will include the development of back-end micro-services, maintaining the best possible performance for micro-service, quality and responsiveness of the application. You will work closely with the front-end developers in order to implement their components into the application.

• Writing reusable, testable, and efficient code
• Responsible for entire product lifecycle from concept to deployment
• Design and implementation of low-latency, high-availability, and performant applications
• Integration of user-facing elements developed by front-end developers with server-side logic
• Implementation of security and data protection
• Integration of data storage solutions

• 3+ years experience in building micro-services using Node.js
• Expert in SQL querying with Mysql/PostgreSQL and ORM (Object Relational Mapper) libraries like TypeORM.
• Able to integrate multiple data sources and databases into one system
• Good understanding of server-side templating languages
• Understanding of accessibility and security compliance
• Knowledge of user authentication and authorization between multiple systems, servers, and environments
• Understanding of fundamental design principles behind a scalable application
• Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform
• Able to create database schemas that represent and support business processes
• Strong unit test and debugging skills
• Proficient understanding of code versioning tools such as Git