Backend 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.

At least 4 years' experience as a Node.js developer.

Experience in Microservices

Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.

Mandatory experience in Postgres and MySql.

Knowledge of front-end technologies such as HTML5 and CSS3.

Superb interpersonal, communication, and collaboration skills.

Exceptional analytical and problem-solving aptitude.

·      Core responsibilities to include analyze business requirements and designs for accuracy and completeness. Develops and maintains relevant product.

·      BlueYonder is seeking a Senior/Principal Architect in the Data Services department (under Luminate Platform ) to act as one of key technology leaders to build and manage BlueYonder’ s technology assets in the Data Platform and Services.

·      This individual will act as a trusted technical advisor and strategic thought leader to the Data Services department. The successful candidate will have the opportunity to lead, participate, guide, and mentor other people in the team on architecture and design in a hands-on manner. You are responsible for technical direction of Data Platform. This position reports to the Global Head, Data Services and will be based in Bangalore, India.

·      Core responsibilities to include Architecting and designing (along with counterparts and distinguished Architects) a ground up cloud native (we use Azure) SaaS product in Order management and micro-fulfillment

·      The team currently comprises of 60+ global associates across US, India (COE) and UK and is expected to grow rapidly. The incumbent will need to have leadership qualities to also mentor junior and mid-level software associates in our team. This person will lead the Data platform architecture – Streaming, Bulk with Snowflake/Elastic Search/other tools

Our current technical environment:

·      Software: Java, Springboot, Gradle, GIT, Hibernate, Rest API, OAuth , Snowflake

·      • Application Architecture: Scalable, Resilient, event driven, secure multi-tenant Microservices architecture

·      • Cloud Architecture: MS Azure (ARM templates, AKS, HD insight, Application gateway, Virtue Networks, Event Hub, Azure AD)

·      Frameworks/Others: Kubernetes, Kafka, Elasticsearch, Spark, NOSQL, RDBMS, Springboot, Gradle GIT, Ignite

• 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

What you need to have:

Job Description

Viaan Industries Limited is looking for a Software Developer who is motivated to combine the art of design with the art of programming.The ideal candidate for this position will have a broad technical skill set and extensive experience in this industry. As a result, the candidate should be able to design, develop, test and deploy the products required for the company's needs. Moreover, the candidate should be able to work with other developers in determining product strategy.

Responsibilities

- Own the product : Design, Develop & Deploy

- Ensure Quality & sustainability of the architecture

- Obsess about code quality, automated testing, continuous integration, code reviews, and documentation

- Provide quick & creative solutions for day-to-day operational issues

- Assure that all user input is validated before submitting to back-end.

- Ensure the technical feasibility of UI/UX designs.

Required Skills

- Proficient in Server Side Programming Languages :- PHP (Laravel)

- Proficient in design & architecting scalable products.

- Must have hands on experience in Ajax, Jquery.

- Database knowledge – MongoDb.

- Knowledge of Development Tools Bitbucket, Git, CI/CD with BitBucket and JIRA

- Web Server technologies:- Apache, Nginx

- Solid foundation in data structures, algorithms, and system design

- Expert in HTTP terminologies such as Request/Response cycle, content negotiation, CORS etc

- Management of hosting environment, including database administration and scaling an application to support load changes

- Optimization of the application for maximum speed and scalability

- Implementation of security and data protection

- Setup and administration of backups

- Obsess about code quality, automated testing, continuous integration, code reviews, and documentation.

- Exposure to microservices architecture/ API concepts would be an added advantage.

- Good organizational and time-management skills

Good To Have

- Knowledge of NodeJs, Angular

- Familiarity with AWS products - Beanstalk, Elb, ECS, EC2, SNS, SQS, S3, RDS, etc.

Qualifications

• Bachelor’s degree or equivalent in computer science / engineering

About Univariety

Univariety (https://www.univariety.com">https://www.univariety.com) is India's Leading Career Counselling & College Guidance Platform for K-12 Schools and is a fast growing Ed-tech company which has pioneered the use of technology in education, right from the level of schools.

With Info Edge (India) Private Limited (parent company of Naukri.com) as a key investor, we are a proud addition to the company’s robust portfolio which includes leading companies across Recruitment, Matrimony, Real Estate and Education.

• March 2020: https://inc42.com/buzz/univariety-gets-fresh-funding-from-info-edge-to-scale-up-higher-education-services/">https://inc42.com/buzz/univariety-gets-fresh-funding-from-info-edge-to-scale-up-higher-education-services/
• Dec 2017: https://inc42.com/buzz/info-edge-univariety-edtech-funding/">https://inc42.com/buzz/info-edge-univariety-edtech-funding/

With 4,00,000+ connections made so far, Univariety’s guidance solutions act as a comprehensive platform for 600+ premier schools for their students across India, Singapore, Indonesia, and Dubai.

Univariety’s students are placed in 50 of the top 100 universities of the world and have received over $20 million inscholarships.

Univarietyis always at the forefront of successful partnerships in the education space with UCLA Extension endorsing its flagship 'Global Career Counselor' certification for teachers, psychologists, and career counselors. Read more here: https://www.univariety.com/gcc/">https://www.univariety.com/gcc/

Also, along with Fortune India magazine, we have established a School Certification process called “Future 50 Schools Shaping Success” which has its presence spread across 82 Cities, 654 Schools, 12587 Educators, and 125921 Students. Read more here: http://www.future50schools.com/">www.future50schools.com.

Job Details

Job Description

• Design and build web applications
• Work with business stakeholders, managers & other developers to create solutions to business problems.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency
• Work on bug fixing and improving application performance

Ideal candidate must have following skills/experience

• Expert level understanding of object-oriented web development in PHP
• Good understanding of Object-Oriented Architecture & Design
• Profound knowledge of any PHP framework like Yii
• Excellent JavaScript competence and command over JQuery
• Excellent understanding of any RDBMS like Oracle, SQL Server, MySQL
• Knowledge of Web Services and micro services
• Hands on experience with CSS & frameworks like Bootstrap/Material
• Experience with GIT & continuous integration
• Practical experience with well-implemented Scrum

Candidates with following skills/experience are preferred along with must have silks above

• Experience on Yii framework (PHP)
• Experience with AngularJs
• Experience with MongoDB
• Write elegant, well-documented code
• Experience in setting up, managing servers & continuous integration
• Should have good interpersonal skills, communication (verbal & written) skills and ability to work independently

We’re seeking an expert Full-Stack developer ( Expert in  HTML 5, PHP, Canvas & JQuery) to help us update our back-end admin. You will work from layouts in Adobe XD and Anima and work side by side with our development team in Manila and coordinate tasks and timelines to complete our  project.  Estimate full-time 3 month timeline- possibility may need you for ongoing freelance work after project completion.

We are looking to hire a temporary, freelance position for now. 


REQUIREMENTS

• At least 3 year(s) of working experience in eCommerce web development  is  required for this position

• Strong knowledge of current architectural approaches to web-based applications development

• Experience with Agile development projects

• Ability to effectively manage changing and multiple priorities

• Experience with PHP, CSS, HTML / HTML 5, Javascript coding

• MVC based PHP framework (Laravel)

• jQuery/AJAX/JSON or other Javascript frameworks (AngularJS, React Backbone, etc)

• HTML5 Responsive framework (Bootstrap, foundation, skeleton, etc)

Knowledge of Linux command-line

• Experience of using version control (Github, Subversion, BitBucket, Adobe Photoshop, Adobe XD, Anima)

• Knowledge and understanding of how to update modules using Angular or React 

• Knowledge and understanding of Databases (MySql/MSSQL)

• Knowledge and understanding of SEO tools application

• Experience with open-source software

• Enjoy mentoring team members; helping them to advance their technical skills

• Must be able to stay on top of advancing internet and computer technology and its effects to the business environment

• Be willing to work in a research capacity ñto find, test, and critically review open-source frameworks and technologies.

HOW TO APPLY

Make an intro answering the following questions:

1) Provide an example of a web application that you've built that uses HTML 5, Canvas or where multiple files can be uploaded simultaneously 

Sr. Backend Developer | Disruptive HR Tech Platform | GGN

What you need to have:

Experience: 4 to 7 years