Backend SDE

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. 

A tick against the following skill sets would surely strengthen the candidature

• Strong PHP, JS fundamentals
• PHP frameworks: PHP Laravel
• JS frameworks: Vue.JS
• RDBMS: MySQL, Mongo DB

Job description:

• Develop, implement, and maintain Java application phases, code, and software
• Work as part of a software development team
• Contributing to all phases of the development lifecycle
• Write well-designed, testable, efficient code per specifications and test to ensure designs are in compliance with the specifications
• Analyze user requirements to determine how to translate into Java
• Debug and resolve technical issues
• Develop documentation to track

Technical Skill (Must have)

• Java, JSP-Servlets, Spring MVC, Sprint REST, Spring Boot
• Hibernate, Unit testing framework i.e., JUnit
• SQL, Database i.e MySQL, Oracle
• Cloud computing platform understanding i.e., AWS
• Project Management tools like Jira, Mantis
• Source-Code Control System (GIT, SVN)
• Web services
• Agile Methodology
• Web/Application Servers i.e., Tomcat
  
  

Employee perks & benefits:

• 5 days a week work culture 
• Health insurance (for employees and family) 
• Performance awards and rewards 
• Flexible work hours

We are Hiring for Python Developer for our Noida office (Sector 58)

Position - Python Developer

Employment Type – Full-time 

Job Timing: US Shift 

Experience – 4+ years                        

Notice Period - Immediate - 15 days

Location - Noida

As a Python Developer, you will have the opportunity to work with cutting-edge technologies and contribute to the development of our platform. Join our team and be part of the exciting journey to revolutionize the way businesses utilize data.

Job Description:

We are seeking a talented Python Developer to join our dynamic team. As a Python Developer, you will be responsible for developing and maintaining Python-based applications, implementing new features and functionalities, and collaborating with cross-functional teams to achieve business goals.

Responsibilities:

●    Collaborate with cross-functional teams to define, design, and develop new features

●    Write clean and efficient Python code to develop high-quality software applications

●    Perform testing and debugging of applications to ensure optimal performance

●    Develop and maintain software documentation

●    Participate in code reviews and provide feedback to other team members

●    Continuously learn and improve coding skills and knowledge of Python and related technologies

Requirements:

●    A degree in Computer Science or a related field

●    Knowledge of Python programming language and its frameworks such as Django, Flask, etc.

●    Experience with version control tools such as Git

●    Familiarity with SQL and databases

●    Strong problem-solving and analytical skills

●    Ability to work in a fast-paced environment and collaborate with cross-functional teams

●    Excellent verbal and written communication skills

Nice-to-have:

●    Experience with web development technologies such as HTML, CSS, JavaScript, etc.

●    Familiarity with front-end frameworks such as React, Vue, etc.

●    Experience with cloud technologies such as AWS, Azure, etc.

If you are passionate about programming and eager to learn and grow your skills, this is a great opportunity to start your career in Python development. We offer a competitive salary, opportunities for growth and learning, and a fun and collaborative work environment. Apply now and join our team!

Regards,

KBS - HR Team  

Responsibilities   

• Understand the high-level product roadmap for the squad and immediate features to be developed, contributing to high-level estimation and lay-out of the development sequences. Complete complex development tasks with minimal guidance  
• Constantly and actively contribute to pushing code to production with the objective of becoming a main contributor. Write testable, efficient, and reusable code suitable for continuous integration and deployment, that respects best practices and industry development standards 
• Review Unified Modeling Language (UML) diagrams and technical documentation, ensuring its quality. Enable best practices to help the team achieve their technical tasks and continually thrive in improving the technology of the product/team.  
• Drive the adoption of best practices & regular participation in code reviews, design reviews, architecture discussions 
• Experiment with new and relevant technologies, and tools, and drive innovation & adoption while measuring yourself on the impact you can create. 
• Implementation of long-term technology vision for your team. Responsible for the complete architecture of your product. 
• Creating architecture & designs for new solutions around existing/new areas u Decide technology & tool choices for your team & be responsible for them. 
• Be accountable for code quality with the assistance of a QA Analyst to conduct adequate testing. 
• Review and contribute to technical documentation. Contribute actively to the design of the solution, challenging other members on technical decisions. 

Skills 

• Working with other TypeScript developers and software engineers to develop Front-end and back-end architecture that’s well-structured and flexible, along with the APIs to support it. 
• Developing and implementing Back-end architecture to support user interface concepts. 
• Developing and implementing highly responsive user interface components using Node concepts. 
• Create data visualization tools, libraries, and reusable code for prospects. 
• In-depth knowledge of TypeScript, CSS, HTML, and back-end languages. 
• Knowledge of Backend service like AWS Services, Microservice, Serverless software. 

Qualifications  

• Bachelor's degree in computer science, computer engineering, or related field. 
• Proficiency with TypeScript, CSS, HTML, and Back-end languages. 
• 7+ years’ experience in Node JS, Typescript, NoSQL, RDBMS, AWS Services 
• The ability to learn new technologies quickly 
• The ability to communicate complex procedures to other colleagues. 

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and aleadership skills. 

Responsibilities

• Writing clean, high-quality, high-performance, maintainable code
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to insure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in code reviews

Qualifications

• 5+ years of relevant work experience
• Mandatory experience in building scalable microservices on nodejs platforms
• Expertise in Object Oriented Design, Database Design, Service architecture
• Experience with Agile or Scrum software development methodologies
• Ability to multi-task, organize, and prioritize work

1. Writing reusable, testable, and efficient
2. Design and implementation of low-latency, high-availability, and performant
3. Integration of user-facing elements developed by front-end developers with server side
4. Implementation of security and data
5. Integration of data storage solutions may include databases, key-value stores, blob stores, etc. Experience administering innovation with methodologies such as design
6. Experience working on Agile Scrum and DevOps aligned delivery
7. Interest and ability to learn other coding languages as
8. Strong communication skills and great product
9. Proficient communication skills verbal and
10. Understanding of accessibility and security compliance depending on the specific
11. Knowledge of user authentication and authorization between multiple systems, servers, and environments.
12. Understanding of fundamental design principles behind a scalable
13. Familiarity with event-driven programming in
14. Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific
15. Able to create database schemas that represent and support business
16. Strong unit test and debugging

1. Expert in Python, with knowledge of at least one Python web framework such as Django, Flask, etc depending on your technology
2. Familiarity with some ORM (Object Relational Mapper)
3. Able to integrate multiple data sources and databases into one
4. Understanding of the threading limitations of Python, and multi-process
5. Good understanding of server-side templating languages such as Jinja 2, Mako, etc depending on your technology
6. Basic understanding of front-end technologies, such as JavaScript, HTML5, and
7. Proficient understanding of code versioning tools such as Git, Mercurial or

• Work with the team to develop user-facing web applications utilizing various languages (like Java, golang, scala, etc.), RDBMS and NoSQL Databases, and latest frontend frameworks (including React, Vue, JQuery, etc).
• Assists in the technical evaluation, design, integration (utilizing an SOA), implementation, and support of projects.
• Communicating status to the team, business, and leadership.
• Participate in Code-Reviews

Required Skills:

• Java 1.8 or higher
• JavaScript and client-side libraries (such as jQuery, Ignite UI and bootstrap, Vue.js, React, etc)
• Intellij Idea or any other development tool
• Hibernate/ ibatis
• Spring/Spring Boot
• Oracle 12c and PL/SQL
• HTML
• CSS
• Git
• Web servers like Tomcat, Jetty, etc.

Nice to Have Skills:

• .NET 4.5 or higher
• NET MVC and Web API
• Deployment Tools like Team City, Jenkins, Octopus, etc.
• Experience Required:
• Minimum of 5 years of hands-on Java experience.
• Excellent understanding of web technologies.
• Experience developing REST-based web services
• Strong understanding of source control systems such as GIT knowledge of creating and managing GIT flows a plus.
• Basic knowledge of distributed systems a plus.
• Strong database skills using Oracle and PL/SQL.
• Excellent oral and written communication skills.
• Strong organizational skills and detail-oriented