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We are hiring a Node.js Developer (1-3 years experience) for a full-time role in Wakad, Pune. The candidate must have expertise in Node.js, Nest.js, and Express.js, along with proficiency in MongoDB, MySQL, and ORM libraries. Experience with AWS services, Docker, Kubernetes, and CI/CD pipelines is required. Strong knowledge of authentication mechanisms (JWT, OAuth, Passport.js) and version control (Git) is essential



Job Title: Backend Developer
Job Description: We are seeking a skilled Backend Developer to join our dynamic team. The ideal candidate will be responsible for designing, implementing, and maintaining the server-side logic, databases, and APIs of our applications. Key responsibilities include collaborating with cross-functional teams to develop scalable and efficient backend systems, troubleshooting and resolving issues, and staying updated on industry trends. Proficiency in programming languages such as Python, Java, or Node.js, along with experience in database management and API development, are essential for success in this role. Strong problem-solving skills, attention to detail, and a passion for creating robust and high-performance backend solutions are highly valued.
Requirements:
Proficiency in one or more backend programming languages (e.g., Python, Java, Node.js)
Experience with database management systems (e.g., MySQL, PostgreSQL, MongoDB)
Knowledge of RESTful API design and development
Familiarity with cloud services (e.g., AWS, Azure) is a plus
Strong problem-solving and troubleshooting skills
Collaborative mindset with excellent communication skills
Ability to work in a fast-paced and dynamic environment
Experience Required: 5 -10 yrs.
Job location: Sec-62, Noida
Work from office (Hybrid)
Development Platform: Backend Development- Java/J2EE, Struts, Spring, MySQL, OWASP
Job Brief:
Requirements:
· 5+ years of experience in developing distributed, multi-tier enterprise applications, APIs.
· Fully participated in several major product development cycles.
· Solid background in design, OOP, object, and data modelling.
· Deep working knowledge of Java, Struts,Spring, Relational Database.
· Experience in design and implementation of service interface and public APIs.
· Actively involved/writing codes in current project.
· Development knowledge and experience of working with AWS, Azure etc. will be an added plus.
· Clear Understanding and Hands on experience on OWASP Top 10 Vulnerability standards like XSS, CSRF, SQL injection, session hijacking, and authorization bypass vulnerabilities.
· Find and resolve the security concerns on the product/application.
· Good Documentation, reporting, Strong communication, and collaboration skills with various levels of executives from top management to technical team members across the organization.
· Strong self-starter who can operate independently.

About the Company-:
SISL is a young IT Services organization with focus on Managed Services & Systems Integration. Professionally managed, we offer end to end solutions which are designed to resolve business challenges and adapt to the dynamic needs of Industry. SISL has grown rapidly in last 5+ years with its offices in Delhi, Gurgaon, Chandigarh, Mumbai and Bangalore. With an employee strength of 3000(approx), both on-roll and of-roll.
Since inception, we have won & retained over 100+ customers across Industry verticals like: IT & ITES, BFSI, Pharma, Telecommunications, Media, Retail, Hospitality, Manufacturing, FMCG, Government and PSU.
At SISL we believe that our experience and value proposition gives tremendous benefits to clients. These are:
- Integrated Multi-OEM management:
- SISL is long associated as a service partner with almost all OEM's who provide Network equipment- s, Operating Systems & Applications, High End /Servers, Desktops etc. This makes us a single source for all and any type of services required by customers.
About the Client-:
Vlink India Private Limited is a Private incorporated on 19 January 2010. Vlink is well known for delivering the highest quality and cost-efficient IT services and workforce management solutions to our clients. Our consultant base has extensive expertise in virtually every specialization within the IT value chain. Our team can quickly access your company's specific requirements and work with you to deliver a tailored and cost-effective solution. Our clients includes, : IT & ITES, BFSI, Pharma, Telecommunications, Media, Retail, Hospitality, Manufacturing, FMCG, Government and PSU.
Responsibility-:
- You will a part of the consumer tech team responsible for the development and maintenance of consumer products such as responsive websites, backend APIs, property search engines, user experience to name a few. Your primary focus will be driving user conversion by developing tech solutions that help our consumer find their dream home.
- We take pride in solving complex problems for our users and aimed to be their trusted advisor, so having strong consumer empathy is a must-have. You will be working alongside other engineers and developers working on different layers of the complicated system, hence a commitment to collaborative problem solving, sophisticated design, and the creation of quality products are essential.
Requirements-:
- Understanding business requirement
- Design a React JS and Node JS Application
- Should have worked on React JS in frontend and Node JS in backend
- Experience of building a application from scratch
- Ability to write well-documented and clean code
- Experience in automated test suites
- Able to diagnose and fix bugs and performance bottlenecks
- Understanding of REST APIs and JSON
- Client interaction


2.1-3 years of experience in .NET/.NET Core (ASP.NET, C#, MVC, WCF, WPF, etc.)
3. Experience in javascript and Angular 6 or above
4. Object-oriented programming skills
5. Strong experience in SQL server
6. Knowledge of REST API, JSON, etc.
7. Experience with version control systems (Git)
8. Strong documentation, communication, and team collaboration skills
9. Ability to create self-contained, reusable, and testable modules and components that build on the elements and modules of core AngularJS
10. Skill in maintaining clean and consistent project dependencies.
11. EXPERT level skills in HTML, HTML5, CSS3, SASS, LESS, Bootstrap 3+, or any other tool is a MUST, Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system Validating user input on the client-side and implementing meaningful feedback.
12. Skill in designing a modern build process that integrates testing and continuous delivery.
13. Excellent English language (written & verbal) communication skills
14. Analytical abilities & Logical thinking.
15. Awareness of latest technologies and trends.
• Exposure to Cloud
• Versatile in choosing appropriate tools and frameworks for the Core and advance java development procedures.
• Good in Spring Boot and latest java methodologies to suggest best practices and proven solutions to the business.
• Expert in service oriented solutions and micro services architecture (REST). Should have been a part of monolithic to micro services rearchitecture.
• Exposure towards No-Sql databases such as Cassandra or Mongo DB.


solutions. Responsibilities include gathering user requirements, defining system functionality
and writing code in various languages, like JavaScript, Python, Scala, Java. Our ideal
candidates are familiar with the software development lifecycle (SDLC) from preliminary
system analysis to tests and deployment. Ultimately, the role of the Software Engineer is to
build high-quality, innovative and fully performing software that complies with coding
standards and technical design.
Responsibilities
• Execute full software development life cycle
• Develop flowcharts, layouts, and documentation to identify requirements and solutions
• Write well-designed, testable code
• Produce specifications and determine operational feasibility
• Integrate software components into a fully functional software system
• Develop software verification plans and quality assurance procedures
• Document and maintain software functionality
• Troubleshoot, debug and upgrade existing systems
• Deploy programs and evaluate user feedback
• Comply with project plans and industry standards
• Ensure software is updated with latest features
Qualifications
• Proven work experience as a Software Engineer or Senior Software Engineer
• Prior work experience of 1-6 years is welcome
• Experience designing interactive applications
• Understanding of algorithms and data structures
• Ability to develop software in Node.js(JavaScript), React.js, Python, Scala, Java or other
programming languages
• Excellent knowledge of databases, SQL and non-SQL technologies is a plus
• Experience in developing web applications using at least one popular web-framework
is a plus
• Experience with test-driven development
• Proficiency in software engineering tools
• Ability to document requirements and specifications
• Experience with Data Science is a plus
• University/college degree in Computer Science, Engineering or relevant field




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Candidate must be familiar with the javascript tech stack
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NodeJS or ReactJS or AngularJS knowledge is desired
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SQL and NoSQL database hands-on production grade experience is desired
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Candidate should be familiar with the version control system and working in a team
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Working experience with Message Queue, Mirco service architecture, Docker containers would be a great advantage.
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Experience designing and developing complex systems that can handle variable load would be an added advantage
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Familiarity with AWS services, deploying and managing workloads would be advantageous


