
Responsibilities:
- Integration of user-facing elements developed by front-end developers with server-side logic.
- Writing reusable, testable, and efficient code.
- Design and implementation of low-latency, high-availability, and performant applications.
- Implementation of security and data protection.
- Integration of data storage solutions {mysql, redis}.
- Understanding the requirements and planning the implementation accordingly.
- Good interaction with the team. Good debugging skills.
Skills:
- Strong proficiency with JavaScript {optimized code}.
- Knowledge of Node.js and frameworks available for it {sequelize}.
- Understanding the nature of asynchronous programming and its quirks and workarounds.
- Optimization in terms of memory and time.
- Good understanding of server-side templating languages.
- Basic understanding of front-end technologies, such as HTML5, and CSS3.
- Understanding accessibility and security compliance.
- User authentication and authorization between multiple systems, servers, and environments.
- Integration of multiple data sources and databases into one system.
- Understanding fundamental design principles behind a scalable application.
- 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.
- Proficient understanding of code versioning tools, such as Git.

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We’re seeking a Back-End Developer with hands-on experience in Node.js or any other modern backend framework. You’ll be responsible for building robust, scalable APIs and server-side logic powering Zilo’s high-velocity quick commerce platform.
Key Responsibilities
Develop, maintain, and optimize back-end applications and APIs.
Work on microservices, API integrations, and data modeling.
Ensure system scalability, reliability, and performance under high traffic.
Collaborate with front-end and mobile developers for seamless API integration.
Implement best practices in code quality, security, and database design.
Troubleshoot production issues and support deployment cycles.
Technical Skills Required
Strong proficiency in Node.js, Express.js, or similar backend frameworks.
Experience in MongoDB, MySQL, or PostgreSQL.
Understanding of RESTful APIs, authentication (JWT/OAuth), and middleware.
Familiarity with AWS, Docker, or other deployment environments.
Hands-on experience with Git and CI/CD pipelines.
Knowledge of other programming languages like Python, Java, or Go is an added advantage.
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.
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Design, coding, enhancements, and bug fixing in DNS and related areas.
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Bring up new ideas to improve the day-to-day challenges in the design/functionality.
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Should be able to provide technical direction to the ongoing and future projects in the team.
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Keep the product vulnerability free by uplifting/fixing the open issues.
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Build tools and infrastructure to improve these F5’s components and features.
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Set an example of software design and development innovation and excellence.
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Research, investigate and define new areas of technology to enhance existing or new products directions
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Evaluate performance of products to fine-tune, and refactor the design as per the requirements to scale up.
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Must have worked in security and related areas.
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Document software designs via functional specifications and other design documents
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Conduct presentations internal and external, mentoring the team members
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May participate in the hiring and onboarding process
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Collaborate with team members and technical leads
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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
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Deep understanding of data structures & algorithm.
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Expert in C, C++ with hands-on experience
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Fair understanding of scripting languages Python and JavaScript
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Expertise in Linux user-level programming and exposure to Linux networking stack.
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Good understanding on TCP/IP concepts.
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Proven experience with security standards.
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Excellent analytical and problem-solving skills.
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Good understanding of Network security and DNS modules
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Excellent Understanding of networking technologies and OS internals.
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Prior experience in leading and delivering project/programs involving multiple teams.
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Prior experience of leading and mentoring senior engineers to deliver critical projects.
Nice-to-have
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Prior experience developing DNS and related modules is a Plus.
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Good understanding of network protocols like TCP, UDP, HTTP, SSL, DNS, FTP etc.
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Experience with CI/CD (git, pipeline etc.).
Qualifications
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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.
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Excellent organizational agility and interpersonal skills throughout the organization.
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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.
Technical Skills Required:
Experience in cross platform development with strong knowledge on Node.js .Experience on implementing NFRs but not limited to Performance, Scalability, Availability, Maintainability and Security Good understanding on CICD process Knowledge of Micro services and respective architecture design principles and scalability best practices.
Experience to work in a Global delivery environment Experience implementing Cloud and or Hybrid Cloud solutions Experience .
developing APIs against database technologies .
(MySQL, Postgres) Proven experience working with Agile methodologies for delivering software Experience with Open Source work management tools JIRA, Jenkins, and GitHub.Strong background in Logic and Algorithms Perform analysis, design, programming, and implementation on systems and procedures to solve complex business problems
- Leads more than one projects end-to-end and collaborates across functions. Drives planning, estimation and execution.
- Manages stakeholder expectations and offers scalable, reliable, performant and easy to maintain solutions
- Consistently delivers complex, well backed and bug-free products in time
- Consistently takes well thought technical/design decisions
- Develops expertise in more than one area and shares knowledge with others. able to mentor/train in areas which are new to them.
- Drives people to solve engineering challenges
- Enjoys high respect of Tech and other cross functional teams
- Demonstrates effective communication with project team, management and
internal/external clients as necessary.
- Surfaces both technical and non-technical team challenges and helps resolve them
- Champion for SDLC best practices and high quality standards
- Expert at in RoR, Golang, NodeJS or Python. Good to have exposure to ML.
- Must have experience in cloud computing
- Operates independently with almost no oversight
- Is able to apply domain expertise to think critically and make wise decisions for the
team, taking into account tradeoffs and constraints.
- Communicates tech decisions through design docs and tech talks
- Has delivered multiple projects with end-to-end engineering ownership
- Keeps track of new technology/tools and embraces them as necessary
- 7+ years of experience in product driven organization
- A Bachelors or Masters degree in engineering from a reputed institute (preferably
AJAX and JS and their frameworks to create and integrate
functional web standard projects. Taking ready HTML/CSS files
from front end developers and executing the project based on the
logic and wireframes provided by designers
Solid knowledge of PHP, MySQL, JSON, and XML
● Proven experience building data-driven web
applications
● Experience working with API development
● Familiarity with design patterns such as MVC
● Experience with Open Source PHP CMS such as
WordPress or Drupal or Magento
● Comfortable with data modeling, stored
procedures, and views
● Ability to work closely with front end developers
● Knowledge of JavaScript / jQuery skills / HTML / CSS
● Experience building large, scalable applications
● Experience building custom
content management
systems
● Awareness of current development trends in the
coding and development like Docker, Micro
services and an understanding of how these
technologies can improve and impact projects
● Knowledge of GIT or any other version control
software.
Experience: 1 to 3 years
we are looking to add new talent to our ruby on rails team. You will be responsible for developing and maintaining the server-side logic for the central database, testing performance, troubleshooting, and integrating front-end elements into the application.
Job specifications-
- Bachelor’s degree in computer science, computer engineering, or related field.
- Understanding of ruby on rails as well as libraries
- Ability to write clear, readable ruby codes.
- Problem-solving capabilities.
- Understanding of code versioning tools like- Git
- Good understanding of front-end technologies including- HTML5, JavaScript, and CSS3.
- Familiarity with MVC, Mocking, RESTful, and ORM.
- Familiarity with testing tools.









