NodeJS Developer

Job Title: Lead Web App Developer - Backend

Experience: 10–15 Years

Location: Bengaluru

Role Overview:

We are seeking an experienced Lead Web App Developer - Backend to design and maintain scalable, cloud-based backend systems. This role demands expertise in microservices, AWS, and backend technologies to deliver efficient and high-performing applications.

Key Responsibilities:

• Build and maintain scalable backend systems for cloud-based web applications.
• Develop microservices using AWS (Lambda, SQS, SNS) and databases (MySQL, NoSQL).
• Design and implement REST APIs for seamless communication between systems.
• Create containerized solutions with Docker for efficient deployment.
• Solve real-world problems with enterprise-class product designs.
• Contribute to key decisions on product and technology direction.
• Promote frameworks, standards, and new technologies within the team.

Required Skills:

• Experience: 10+ Years in backend development; 3+ Years in large-scale, microservices-based projects.
• Backend Technologies: Proficiency in Python, Node.js, and Java.
• Cloud Expertise: Strong experience with AWS services (Lambda, SQS, SNS).
• Database Skills: Expertise in MySQL and NoSQL databases.
• Microservices Architecture: Deep understanding of distributed systems and scalability.
• DevOps Tools: Hands-on experience with Docker.
• API Development: Proven expertise in designing and consuming REST APIs.
• Soft Skills: Excellent problem-solving and communication abilities.

Why Join Us?

• Work on impactful projects with real-world applications.
• Solve complex problems in a dynamic, fast-paced environment.
• Collaborate with a team of skilled professionals.

Responsibilities

Solve complex performance problems and architectural challenges

Build reusable code and libraries for future use

Build efficient, testable, and reusable Node JS modules

End-to-end ownership of modules, including designing, development, validation, deployment

Specifications:

Understanding the fully synchronous behavior of NODE JS.

Familiarity with One OOPS language

Familiarity with Workers/child processes & performance tuning

Experience with SQL/NoSQL databases and their declarative query languages (MySQL, and Mongo dB)

Strong knowledge of the common NODE JS or web server exploits and their solutions

Experience -

2-6 Year Qualifications Desired Skills NodeJS, HTML, CSS, Angular/React, JavaScript, Web Application Development, SQL/NoSQL

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation. 
 

Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

• Design, coding, enhancements, and bug fixing in DNS and related areas.

• Bring up new ideas to improve the day-to-day challenges in the design/functionality.

• Should be able to provide technical direction to the ongoing and future projects in the team.

• Keep the product vulnerability free by uplifting/fixing the open issues.

• Build tools and infrastructure to improve these F5’s components and features. 

• Set an example of software design and development innovation and excellence. 

• Research, investigate and define new areas of technology to enhance existing or new products directions

• Evaluate performance of products to fine-tune, and refactor the design as per the requirements to scale up.

• Must have worked in security and related areas.

• Document software designs via functional specifications and other design documents

• Conduct presentations internal and external, mentoring the team members

• May participate in the hiring and onboarding process

• Collaborate with team members and technical leads

• Responsible for upholding F5’s Business Code of Ethics and for promptly reporting violations of the Code or other company policies.

Knowledge, Skills and Abilities: 

Essential 

• Deep understanding of data structures & algorithm. 

• Expert in C, C++ with hands-on experience

• Fair understanding of scripting languages Python and JavaScript

• Expertise in Linux user-level programming and exposure to Linux networking stack.

• Good understanding on TCP/IP concepts.

• Proven experience with security standards.

• Excellent analytical and problem-solving skills. 

• Good understanding of Network security and DNS modules

• Excellent Understanding of networking technologies and OS internals.

• Prior experience in leading and delivering project/programs involving multiple teams.

• Prior experience of leading and mentoring senior engineers to deliver critical projects.

Nice-to-have 

• Prior experience developing DNS and related modules is a Plus.

• Good understanding of network protocols like TCP, UDP, HTTP, SSL, DNS, FTP etc. 

• Experience with CI/CD (git, pipeline etc.). 

Qualifications

• Requires a minimum of 15+ years of related experience with a Bachelor of Engineering in ECE/Computers or similar years’ experience with ME/MTech in ECE/Computers.

• Excellent organizational agility and interpersonal skills throughout the organization.

• Ability to work flexible hours for better collaboration with international teams.

F5 Inc. is an equal opportunity employer and strongly supports diversity in the workplace. The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change.

What You'll do:

• 4+ years of experience building scalable backends using Nodejs
• In-depth knowledge of any framework of Nodejs (i.e. Express, Hapi, Koa.js)
• Hands on experience with developing REST APIs using Node.js and any of the above framework
• Should have experience with Socket.IO
• Familiar with oauth integration Social Networking API (Facebook, Twitter, Linked In, Google+)
• Good understanding of standard authentication systems such as OAuth2 and JWT
• Knowledge of server-side templating (e.g. Jade, Handlebars.js, etc.)
• Should have understanding of model, caching, async mechanisms
• Hands-on experience with implementing Role based User authentication and authorization system
• Understanding of caching, database interactions, middlewares
• Able to engineer the best performing solutions and always keeping scalability in mind

What makes you a great fit:

• Strong problem solving skills
• Knowledge of data structures and algorithms
• Hungry for more responsibility and knowledge
• Passion for building robust systems that are engineered to handle failure scenarios, an undying love and attitude for maintaining coding standards
• Strong advocate for producing quality software who makes sure issues are raised and resolved
• Experience with at least one of the cloud platforms like AWS, GCP, Azure, Digital Ocean etc. (docker, Kubernetes, microservice good to have)

Must have skillsets:

Skills : NodeJs

Experience required: + years

Job Type: Full time/ Permanent

Perks and Benefits :

• 5 days working.
• Flexible shift timings
• Company-sponsored certifications.
• Team friendly culture
• Flat hierarchy
• Carrom, Table tennis games, Cricket Tournament Participation for interested employees
• Snack-filled pantry for team members
• Group Medical Insurance (*)

Job title: Full Stack Developer

Location : Chandigarh