
Context for the Candidates:
Blockchain engineers are tasked with building secure, scalable, and high-performance decentralized applications. This discussion focuses on how to utilize key technologies—Node.js, Rust, Go, TypeScript, Ethers.js, viem, and Hardhat—in smart contract and blockchain system development, while addressing the practical challenges that arise in such projects.
Key Discussion Points:
• How do you integrate Node.js, Rust, Go, and TypeScript in blockchain-backed applications?
• Discuss the trade-offs between using Rust or Go for performance-critical blockchain services.
• What are the key challenges in ensuring the security and scalability of smart contracts using tools like Ethers.js, viem, and Hardhat?
• How do you approach testing, debugging, and deploying smart contracts in a decentralized environment?
• Share best practices for gas optimization, contract upgradability, and backend scalability.
Evaluation Criteria:
1. Technical Knowledge:
• Strong knowledge of Node.js, Rust, Go, and TypeScript with practical experience in blockchain development.
• Proficiency in Ethers.js, viem, Hardhat, and smart contract lifecycle (development, testing, deployment).
• Understanding of security best practices, performance optimizations, and scalability in decentralized systems.
2. Problem-Solving and Integration Skills:
• How candidates approach integrating smart contract solutions with backend services using Node.js, Rust, Go, and TypeScript.
• Solutions proposed for common challenges in blockchain projects such as gas fees, security vulnerabilities, and system bottlenecks.
3. Experience and Expertise:
• Minimum of 2 years of IT experience, including hands-on development with the specified technologies.
• Practical knowledge of blockchain architecture, consensus mechanisms, and decentralized application deployment.
4. Innovation and Critical Thinking:
• Candidates’ ability to think creatively about system architecture, proposing scalable and secure solutions for blockchain-based applications.
• Discussion on the future potential of blockchain technology and how the tech stack can evolve.
5. Communication and Team Collaboration:
• Clear articulation of technical challenges and how to address them in a team setting.
• Ability to lead or contribute to discussions in a way that encourages collaboration and team-driven problem-solving.

About Matqcode
About
Company social profiles
Similar jobs
Job Role Solution Architect
Experience 15+ years
Notice period Immediate
Location - Bangalore
Note: OMS & Retail domain Experience is mandatory
Introduction
We are looking for an experienced Solution Architect with strong hands-on expertise in Java and Microservices architecture.
Responsibilities include:
- Design and define end-to-end solution architecture for enterprise applications using Java and Microservices.
- Lead architecture discussions, technical design reviews, and solution blueprints.
- Drive microservices-based application design, including service decomposition, API contracts, and integration patterns.
- Define and govern RESTful API standards and service-to-service communication.
- Work closely with product owners, business stakeholders, and development teams to translate business requirements into technical solutions.
- Provide technical leadership and mentorship to development teams.
- Ensure solutions meet non-functional requirements such as scalability, performance, availability, and security.
- Review code, architecture artifacts, and ensure adherence to best practices.
- Support DevOps, CI/CD strategy, and cloud-native adoption.
- Identify technical risks and propose mitigation strategies.
Primary Skills :
- 10+ years of proven experience in the industry, with at least 3 years as an Architect or similar role designing and developing enterprise-scale applications.
- Bachelors in engineering / technology (4 year) or master's in computer applications (2 year)
- Must possess at least 6+ years of Software development experience.
- Expert knowledge in at least one object-oriented programming language like Java, one backend framework like Spring Boot / Node JS, one UI framework like React JS / Angular JS and RDBMS or NoSQL database.
- Excellent knowledge of front-end programming languages, such as HTML, CSS, JavaScript, and AngularJS, with the ability to render server-side and client-side content.
- Helps identify newer practices and adoption of existing ones. Ensure that the code quality is maintained via own and/or peer code reviews.
- Can lead the team in delivery of backend and user interface code. Ensure that the DevOps tasks are
executed well.
- Ensure that the software has the correct level of logging & monitoring in Production and LLEs.
- Exceptional problem-solving skills.
- Excellent written and verbal communication. Must understand the client’s business requirements and translate them into software requirements. Has a view of the deliverable timeline and escalates when needed.
- Ability to articulate technical designs & develop documentation, flowcharts, layouts, diagrams, charts etc.
- Experience in implementing OMS products for retail customers will be an added advantage.
- Ability to do estimation for the given requirements.
- Ability to lead technical discussions with clients.
- Must be able to do quick proofs of concepts and demos based on client requirements.
- Provide timely feedback on the performance of team members.
- Conduct interviews & provide feedback to achieve hiring objectives.
- Contributes to organization building functions such as hiring, training, mentoring, team building.
Secondary Skills :
- Experience with Docker and Kubernetes for containerized deployments.
- Exposure to Cloud platforms such as AWS, Azure, or GCP.
- Knowledge of CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI, etc.).
- Experience with Kafka / RabbitMQ or other messaging systems.
- Good understanding of SQL and NoSQL databases.
Basic knowledge of:
- Application security (OAuth2, JWT, TLS)
- Logging & monitoring (ELK, Prometheus, Grafana, CloudWatch, etc.)
3 to 5 years of experience in Java with Microservices Experience
- Experience in Spring Boot, Jenkins, Git, Hibernate, Kubernetes, and Docker
- Experience in the development of scalable and extensible systems using Java
- Proficiency in Database technology such as MySQL, Oracle, and MongoDB
- Routines Sync & Async
- Solid and fluent understanding of algorithms and data structures
- Excellent software design, problem-solving and debugging skills
- Demonstrated high ownership in previous projects
- Excellent Communication Skills"
Technology: node js, DynamoDB / Mongo DB
Roles:
- Design & implement Backend Services.
- Able to redesign the architecture.
- Designing & implementation of application in MVC & Microservice.
- 9+ years of experience developing service-based applications using Node.js.
- Expert-level skills in developing web applications using JavaScript, CSS and HTML5.
- Experience working on teams that practice BDD (Business Driven Development).
- Understanding of micro-service architecture and RESTful API integration patterns.
- Experience using Node.js for automation and leveraging NPM for package management
- Solid Object-Oriented design experience, and creating and leveraging design patterns.
- Experience working in a DevOps/Continuous Delivery environment and associated toolsets (i.e. Jenkins, Puppet etc.)
Desired/Preferred Qualifications:
- Bachelor's degree or equivalent experience
- Strong problem solving and conceptual thinking abilities
- Desire to work in a collaborative, fast-paced, start-up like environment
- Experience leveraging node.js frameworks such as Express.
- Experience with distributed source control management, i.e. Git
Job Title: .NET Developer
Experience: 3-5 Years
Location: Pune
Employment Type: Full-Time
About the Role:
We're looking for an experienced .NET Developer with 3-5 years of expertise to join our team in Pune. You'll be working on building scalable web applications using C#, .NET Core, and modern development practices.
What You'll Do:
- Develop and maintain web applications using C# and .NET Core (.NET 5+)
- Build RESTful APIs with ASP.NET Core Web API
- Design and optimize SQL Server databases with complex queries and stored procedures
- Implement OOP principles, Design Patterns, and SOLID principles
- Work with Entity Framework Core for data access
- Collaborate with teams using Agile/Scrum methodologies
- Perform code reviews and ensure code quality
- Manage code using Git version control
Required Skills:
Must-Have:
- Strong proficiency in C# and .NET Core (or .NET 5+) - 3-5 years
- Hands-on experience with ASP.NET Core Web API and RESTful services
- Expertise in SQL (T-SQL), stored procedures, and database design
- Experience with SQL Server is highly preferred
- Hands-on experience with Entity Framework Core
- Solid understanding of OOP, Design Patterns, and SOLID principles
- Experience with Git and Agile/Scrum methodologies
Good to Have:
- Front-end technologies (Angular, React)
- Microservices architecture
- Cloud platforms (Azure/AWS)
- CI/CD pipelines
- Unit testing frameworks
Qualifications:
- Bachelor's degree in Computer Science, IT, or related field
- 3-5 years of professional .NET development experience
It is a platform for creators, influencers and celebrities to grow, manage and monetise their community. It is aimed at both established and aspiring online creators who want to pursue their passion. Our vision is to enable anyone and everyone to make a successful living doing what they enjoy.
Skills And Qualification:-
- Must have experience with any scripting language (JavaScript/NodeJS preferred)
- Experience with API-driven and highly scalable application is a plus
- Good knowledge of non-relational DB (MongoDB preferred)
- Good with data structures and algorithms
- Good to have an experience with testing framework and CI/CD pipeline
- 1+ years of experience in software development preferably B2C experience.
- Basic understanding of Frontend and client side frameworks like React, Angular, Vue will be plus
- Experience in building scalable Restful APIs & Services.
Education requirement:-
• B.Tech (computer science preferred)
Responsibilities:-
• Clarify feature requirements with product team
• Design end to end feature flow
• Write scalable and bug free code
• Take care of test and deployment pipeline
• Maintaining the existing products
Location :- Bangalore (HSR Layout,Sector 1)
|
1. Excellent knowledge with proven implementation experience of C# and .Net framework (version 4.5 or higher) 2. Excellent knowledge with proven implementation experience of Transact SQL and SQL Server (2012 or higher) 3. Experience working within Agile projects and Scrum in particular 4. Excellent technical analysis and investigatory skills 5. Mandatory Investment Banking sector experience 6. Must be open to exploring the potential of and transitioning to alternative technology platforms to .NET 7. Excellent knowledge with proven implementation experience of Design Patterns and SOLID principles 8. Excellent communication skills and the confidence to challenge |
As an SSE, you will play a crucial role in designing, developing, and maintaining our backend systems
that power our platform. The ideal candidate will have a solid background in Python Django and a
strong understanding of databases, caching, and distributed systems.
● Design, develop, and maintain robust, scalable, and high-performance backend systems using
Python Django.
● Collaborate with cross-functional teams to understand business requirements and translate
them into technical solutions.
● Optimize application performance and scalability by implementing caching strategies, load
balancing, and distributed computing techniques.
● Ensure data integrity and security by implementing best practices for data storage, retrieval,
and access control.
● Develop and maintain integrations with external APIs and services to support seamless
interactions with third-party systems.
● Identify and address performance bottlenecks and other system issues to improve overall
system efficiency.
● Write clean, maintainable, and testable code following industry-standard coding practices.
● Conduct code reviews and provide constructive feedback to peers to ensure code quality and
adherence to best practices.
● Mentor junior team members and assist in their professional growth.
It is India’s only B2B Construction Materials Supply Chain Company. Construction & Infrastructure is one of the industries, with the most complex problems in Supply Chain and we are fundamentally reengineering the way construction materials get procured. Our Clients include the biggest names in India & the World– The LafargeHolcim Group, JSW Group, The Tatas and many others. We are backed by some of the world’s top marquee funds in our journey to create transparency and standardization to an otherwise opaque industry.
Your responsibilities:
- Understand the business context and build high quality code using proven design patterns Develop, test and deploy integrations required to meet business requirements
- Carry out unit tests and other quality control mechanisms to inform and validate the code and design
- Utilizing and monitoring cloud infrastructure resources (such as AWS, Azure) efficiently
- Participate in a highly fluid environment applying agile software development principles
- Ensure the coding standards are on-par with the best in the industry
Educational Qualifications:
- Bachelor's or Master’s degree in a quantitative field (e.g. Mathematics, Engineering, Computer Science).
Must have skills:
- 3+ years of work experience with mobile/web development
- Experience in working with either of languages: Go, Java, Scala
- Strong understanding of relational and non-relational databases (MySQL, PostgreSQL, MongoDB, Cassandra)
- Strong understanding of Message brokers
- Must have hands on experience in Restful APIs
- Must have a strong foundation of Data structures and Algorithms
- Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems
- Ability to deploy features on a daily basis: should be good at time management and prioritization
- Hands-on experience in CI/CD principles and TDD
- Strong written and verbal English communication skills
Good to have skills:
- Experience in event-driven & asynchronous I/O frameworks
- Exposure to business process and workflow automation
- Working experience in process driven and data intensive business applications
- Experience in working on web infrastructure with React.js and React Native
Professional traits:
- Self-motivated, persistent and “Never Give Up” attitude
- Passion for innovation and adaptability to a lean startup culture
- Ability to work with minimal supervision, independently and / or as a member of a team
- Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate
We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.
Responsibilities and Duties
Primary Responsibilities:
- Write Elegant, Testable Code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Build and Deploy Code
- Build Fast, Reliable REST APIs
- Adding New Features
- Enhancing Existing Code and Features
- Comfortable with Agile and Iterative Development along with code reviews
• Write and maintain the back-end code as micro services & to work in API development.
• Experience in Test Driven Development.
Process Exposure:
• Able to interact with team and understand functional requirements and create design documents for new features.
• Exposure to bug fixing, maintenance, continuous integration releases.
• Participate in sprint planning and story elaboration sessions.
• Should be able to work independently contributing to Agile project.
• Experience with Test-Driven Development, Integration testing and Agile processes.
• Reviews peers code from a standard and design adherence perspective.







