Node.JS Developer

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.

Job Title: Backend Developer

Experience: 2+ Years

Location: Bangalore, India

Elocity is a cleantech start-up striving to make the world a better place through technology innovations. We are building a global infrastructure for making the transition to electric vehicles viable, affordable, and

sustainable by working closely with the utilities, governments, and public.

Headquartered out of Canada, we are a team of highly specialized domain experts and problem solvers enabling utilities, public and private sector entities to successfully manage the demands of electric vehicle charging and its infrastructure needs to pave the way for electromobility in future.

To know more visit https://elocitytech.com/

Responsibilities:

• Determines technical feasibility of features or solutions by evaluating problem, customer

requirements, possible solutions and technology requirements.

• Exercises judgement in prioritizing tasks and selecting methods and techniques for obtaining solutions.

• Create low-level design of modules of a software application through proper documentation and

diagrams.

• Develops software solutions by studying requirements, clarifying customer/user needs, analysing data

and processes and following established software development practices and processes.

• Develops proof of concepts for technical evaluation and early customer feedback

• Updates and shares knowledge by studying state-of-the-art development tools, programming

techniques, and computing technology; reading professional publications

• Networks with internal and external personnel in own area of expertise.

Skills:

• Good command in JavaScript/TypeScript. Knowledge of Java/Python will be a plus.

• Experience in Debugging/troubleshooting TypeScript code.

• Experience in API development (REST/GraphQL etc)

• Experience in development of Web and Mobile(android/iOS) applications

• Exposure of Parallel and Asynchronous programming

• Experience in writing Unit tests (Jest or any similar framework)

• Should be proficient in relational Database concepts (Postgres etc.)

• Knowledge of Non-relational Databases would be a plus.

• Good Understanding of Object-Oriented Programming Concepts.

• Good Understanding of Design Patterns.

• Good command of Data structures, Algorithms and Complexity.

• Good at problem solving and analytical skills.

• Experience with Source Code Versioning systems (Git etc)

• Understanding of Micro services Architecture would be a plus

JOB RESPONSIBILITIES (About 10 - 11 years and at least 9 years relevant experience)

Develop Java webservices and components according to a detailed design document.

Build efficient, reusable and reliable Java code per industry best practices.

Follow TDD approach and ensure unit-test coverage meets quality requirements.

Develop Integration tests to ensure coding adheres to acceptance criteria and verify end-to-end behavior of the system.

Ensure best possible performance, quality and responsiveness of applications.

EXPERIENCE / SKILLS

Must have experience developing in Java latest version (least version is 8)

Must have experience in design and development using Micro service architecture

Solid knowledge in OOP concepts, and design principles/patterns for developing scalable applications

Must have experience developing Spring Boot applications

Must have experience developing database access layer using Spring Data JPA/Hibernates

Must have experience in developing REST Services using Spring

Good working experience in development of event driven systems using any framework

Must have experience with any RDBMS and at least one NoSQL database preferably PostgresSQL and Mongo DB

Must have experience writing unit and integration tests using Junit

Must have experience using mock frameworks like Mockito, WireMock

Must have experience using Git

Must have experience with CI / CD

Basic hands-on experience in one of the cloud provider (AWS/Azure) or at least docker and Kubernetes

Familiarity with build tools Maven or Gradle

Added advantage with experience of Reactive and Functional Programming

Django Developer (Backend Developer)_Hyderabad Location

Prelude

We are BeyondScale, on a mission to build a mobile learning app to help organizations create internal courses for their workforce easily. eLearning is booming and we aim to tap into the under-served non-IT L&D market and make a difference in the livelihoods of millions of people.

Job Description:

• 2+ years of experience coding with Python.
• Design, build, and maintain efficient, reusable, and reliable code.
• Eager and proactive to learn new technical skills.
• Hands-on experience of developing web APIs and writing database queries in PostgreSQL (MongoDB, MySQL and DynamoDB is a plus).
• Good understanding of OOPs, Multiprocessing and threading.
• Proficient in testing and debugging programs.
• Well-versed with Git and modern development workflow practices

• Managing the interchange of data between the server and the users.
• Development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end Integrating the front-end elements built by your co-workers into the application; therefore, a basic understanding of front-end technologies is necessary as well.
• Writing reusable, testable, and efficient code.
• 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.

• Should have worked on the Django REST framework.
• Familiarity with some Pandas, Numpy, text parsing/mining and ORM (Object Relational Mapper) libraries
• Able to integrate multiple data sources and databases into one system
• Understanding of the threading limitations of Python, and multi-process architecture
• Good understanding of server-side templating languages
• Worked on Amazon cloud solutions
• 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
• Familiarity with event-driven programming in Python
• Able to create database schemas that represent and support business processes
• Strong unit test and debugging skills
• Proficient understanding of code versioning tool
• Excellent written and verbal communication skills.
• Should know about HDL and LLD.
• Should know about making python packages
• Should have worked on microservice-based Architecture

Are you passionate in coding and blockchain? Do you wish to face challenges ahead, develop and deliver features that will be extraordinary towards users? We are looking for experienced talents (React JS / Node JS / MongoDB / Web3.js / Solidity developers) to join our team and start a revolution!

Key Responsibilities and Scope

• Framework development and integration
• Prototype and Proof of concept development
• Creation, configuration, and monitoring Shards sets. Architecture and capacity planning for MongoDB clusters. 
• Assisting senior developers in detecting performance issues in the system by deploying MMS and MongoDB profilers
• Implementation of MongoDB advanced concepts like locking, transactions, indexes, Sharding, replication, schema design. 
• Maintain MongoDB replication with replica set factors, arbiters, voting, priority, server distribution, slave delays. 

Technical Skills

- Database & Languages:  MongoDB, B-tree, MongoDB Profiler, Javascript, MongoDB Compass, Mongo Booster

- Others: Elastic Stack, MMS, MongoDB Management service

Qualifications and Experience location GMT+8 or GMT+5:30

• Ability to work remotely or on-site (if Malaysia)
• Executing elastic stack in production scale Passion for best design, developing, and coding practices
• Creating servers and databases for functionality
• Maximizing application performance, uptime, and scalability, maintaining high standards of code quality and thoughtful application design
• Excellent debugging and optimization skills
• Unit/integration testing experience
• Experience in analyzing and visualizing the data along with data modeling
• Experience in upgrading different databases and also migration of data among multiple databases. 
• Experience in MongoDB installation, patching, troubleshooting, performance, tracking/tuning, backup, and recovery in dynamic environments. 
• Experience in managing the life cycle of MongoDB including sizing, automation, monitoring, and tuning
• Experience in working with MongoDB ops Manager, Cloud Manager, and Atlas Manager
• Experience in analyzing chunk migrations, splitting, and balancing across the clusters.

Position - PHP Developer

Location Bangalore

Key Deliverables

What You'll Do

• Involve in full life-cycle application development.
• Developing Web-based Applications by using PHP framework
• Write clean, well-designed code
• Own production services, investigate and resolve issues.

• Good problem solving skills and willing to learn new technology

Qualifications & Work Experience

What makes you a great fit :-

• ·         Min 5-9 Years of experience in application development
•           Experience in handling a team
• ·         Strong programming knowledge and hands-on experience with PHP
• ·         Strong Knowledge in Laravel Framework
• ·         Python Programming Experience is a plus
• ·         Good command and Knowledge of AJAX, HTML & CSS
• ·         Experience with rich client frameworks such as Vue.js, React etc
• ·         Must have demonstrated experience in working with Mongo DB.
• ·         Hands-on experience with Elasticsearch and Redis
• ·         Experience with Cloud infrastructure like Azure and Rackspace is a plus
• ·         Comfortable with agile practices, user stories and task breakdown
• ·         Excellent communication skills, both verbal and written
•       Experience working with version control systems (Git)
• ·         Ability to work in a fast paced and dynamic work environment 

Education Qualification

• Bachelor of Engineering in Computer Science or equivalent (Full-Time)

Soft Skills

• Being organized, responsible for your work, and being a team player
• Bringing a positive attitude to the office
• Sticking to the deadlines
• Learning and adapting fast; taking charge and being willing to listen