
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.

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We are looking for a skilled Node.js Developer with PHP experience to build, enhance, and maintain ERP and EdTech platforms. The role involves developing scalable backend services, integrating ERP modules, and supporting education-focused systems such as LMS, student management, exams, and fee management.
Key Responsibilities
Develop and maintain backend services using Node.js and PHP.
Build and integrate ERP modules for EdTech platforms (Admissions, Students, Exams, Attendance, Fees, Reports).
Design and consume RESTful APIs and third-party integrations (payment gateway, SMS, email).
Work with databases (MySQL / MongoDB / PostgreSQL) for high-volume education data.
Optimize application performance, scalability, and security.
Collaborate with frontend, QA, and product teams.
Debug, troubleshoot, and provide production support.
Required Skills
Strong experience in Node.js (Express.js / NestJS).
Working experience in PHP (Core PHP / Laravel / CodeIgniter).
Hands-on experience with ERP systems.
Domain experience in EdTech / Education ERP / LMS.
Strong knowledge of MySQL and database design.
Experience with authentication, role-based access, and reporting.
Familiarity with Git, APIs, and server environments.
Preferred Skills
Experience with online examination systems.
Knowledge of cloud platforms (AWS / Azure).
Understanding of security best practices (CSRF, XSS, SQL Injection).
Exposure to microservices or modular architecture.
Qualification
Bachelor’s degree in Computer Science or equivalent experience.
3–6 years of relevant experience in Node.js & PHP development
About the company
It has set up a benchmark in the Medical and Health industry with its Digital revolutionary changes. It had a huge impact on Countries Education & the Health sector, as it has taken an effort to uplift & Developing Digital support in India's Medical Education with the sword of Technologies. Our products are being Designed & Developed to benefit the Medical Aspirant as well as its Country's Health Education system. With its continuous effort, many Medical Institutions have been successfully adopting a Digitalised advanced way of Teaching & Learning. Its MedWhiz LMS is very Effective & Essential for Medical Aspirants.
Experience : 3-4 Years
Responsibilities
● Integration of user-facing elements developed by a front-end developers with
server side logic
● Building reusable code and libraries for future use.
● Optimization of the application for maximum speed and scalability.
● Implementation of security and data protection.
● Design and implementation of data storage solutions.
Skills
● Basic understanding of front-end technologies and platforms, such as
JavaScript, HTML5, and CSS3.
● Proficient knowledge of a back-end programming language i.e Node
Js(Mandatory).
● Proficient Knowledge of NoSQL database i.e MongoDb (Mandatory).
● Proficient understanding of Rest API’s. (Mandatory).
● Proficient understanding of code versioning tools, such as Git.
● Basic understanding of AWS.
● User authentication and authorization between multiple systems, servers, and
environments.
● Integration of multiple data sources and databases into one system.
● Management of the hosting environment, including database administration
and scaling an application to support load changes.
● Data migration, transformation, and scripting.
● Setup and administration of backups.
● Outputting data in different formats.
● Understanding differences between multiple delivery platforms such as mobile
vs desktop, and optimizing output to match the specific platform.
● Creating database schemas that represent and support business processes.
● Implementing automated testing platforms and unit tests.
Regards
Team Merito
- Collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
- Own code for the products with responsibilities including but not limited to designing, developing, testing, maintenance of products.
- Building RESTful services and do DevOps.
- Talking to customers and business teams to suggest improvement areas in product flows.
- Create peer learnings for team members and build context for new teammates
- Help with building the company's tech team and iterating on the hiring framework.
- Provide regular feedback to your team (peers and managers) to ensure continuous improvement.
- Keeping abreast with the latest technologies and working on your skills regularly.
Skills & Requirements
- Good knowledge and experience of working with backend systems; designing server-side architecture, including production maintenance experience are must-haves.
- At least 1-8 years of experience in any programming languages like Java, Ruby, PHP, Python, and Node.js(Node.js preferred).
- Understanding of micro-services-oriented architecture.
- Experience with Databases design (SQL, NoSQL) and analytics
- Experience in driving and delivering complex features/software modules from technical design to launch.
- Expertise with unit testing & Test Driven Development (TDD)
- Have empathy for the users you build for
Good to have
- Experience in the fintech industry
- Experience leading design and implementation of robust and secure web services
Work Location: Bangalore
Work Days: Monday through Friday
Week Off: Saturday and Sunday
Shift: Day Time
Primary Skills & Responsibilities
• Strong knowledge in Power BI (DAX + Power Query + Power BI Service + Power BI Desktop Visualisations) and Azure Data Storages.
•Development experience with object oriented JavaScript, ES6 Features
•Development experience with nodejs libraries like express, MySql, mongoose etc,
•Understanding the nature of asynchronous programming
•Hands on experience with MySql, MongoDB [RDBMS, No SQL DB]
•Able to write complex MySql queries, Stored procedure
•Familiarity with API optimization techniques
•Collaborating with front-end developers on the integration of elements.
•Must have knowledge of GIT, POSTMAN
•Good to have knowledge of KAFKA, REDIS
Dot Net Developer( US Shifts)
Position – Dot Net Developer
Location – Permanent WFH Opportunity
Experience – 4-8 years
Education – B.E. / B. Tech / MCA / BCA
Salary – Negotiable
Open positions- 2
Looking for Dot Net Developer for developing desktop applications and backend services.
Job Description
- Design implement and support highly scalable applications and web services using Microsoft technologies (ASP.NET, C#, MVC, WCF, SQL Server, Windows Forms, Web API/Rest API)
- Candidate should have some experience towards experience in Angular/React and typescript also.
- Candidates should have the ability to train and work along with development teams to ensure timelines and quality deliveries.
- Lead project estimations, system architecture and performance engineering of
Desired Candidate Profile
- Minimum 4+ years’ experience in designing and developing applications on the .NET platform.
- More than 2+ year of experience with MVC, WCF framework is needed.
- Experience in web application Architecture and Development with hands on expertise in delivering solutions based on/customizing ASP.Net 4.0 / MVC and above.
- Expert-level knowledge of SQL Server programming.
- Strong understanding of OOPS fundamentals, Entity Framework, LINQ and REST APIs.
- Candidate should be ready for US shifts (4pm-1AM)
- Candidates who can join early and working with international clients will be preferred.
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