Senior Backend Developer (node.js)

At LambdaTest, We help developers and testers fix their applications across a combination of 2000+ browsers and Operating Systems by providing a complete cross-browser ecosystem on the cloud. As Backend Developer You will work with other Developers throughout the Software Development Life Cycle.

You will join a dynamic and fast-paced environment and work with cross-functional teams to design, build and roll out product that deliver the company’s vision and strategy.

What’s the Opportunity?

• As a hands-on engineering professional, you'll stay on top of the details and will be more focused on building a better, more efficient program and creating the best user experience and 
• Support and collaborate with our service engineers in getting to the bottom of issues and come up with robust solutions.
• Produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration.
• Participate in a culture of code reviews, writing tech specs, and collaborating closely with other people.
• Design distributed systems using micro services architecture would be plus.
• Implementing high performance and non-blocking systems to serve traffic heavy SaaS based product.

Requirements and qualifications-

• Bachelor's degree in Computer Science or equivalent combination of technical education with 2-4 Years of work experience.
• Experience with one or more general purpose programming languages, including but not limited to:Python, Golang, NodeJs 
• A solid understanding of software construction
• The ability to naturally follow good development practices like test automation, CI/CD, source version control, etc.

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge in postgre
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app

• Design and implementation of low-latency, high-availability, and performant applications
• Developing new features & refining existing features on server-side
• Implementation of security and data protection
• Integration of data storage solutions

• Proficient in NodeJS and experience working on frameworks such as Express, StrongLoop, etc.
• 2+ years experience working on consumer mobile products / businesses at scale.
• Proficient in asynchronous programming and its quirks and workarounds
• Experience working on User Authentication and Authorisation between multiple systems, servers, and environments
• Experience working on NoSQL DBs such as MongoDB
• Experience working on Unit Testing & Functional Testing frameworks for NodeJS

• become a part of our early team, and shape products from grounds up
• Attractive Compensation & Stock Options
• empowered to build an amazing startup culture with us
• full ownership and massive growth opportunities
• and more...

•  You should have deep understanding of NodeJS
•  You should be strong in Javascript and TypeScript
•  You should be capable of writing complex queries
•  ES6, Express, Apollo Server, Send Grid Email, Twilio SMS, Payment
• Gateway,
• Error Loggin, API Developement, API Security,
• PostGreSQL/MSSQL/MySQL, MongoDB/CouchDB
• Very good knowledge on REST API
• Good experience in Agile methodologies
• Ability to design and write code complying with coding standards
• and other factors like performance, scalability, reliability,
• reusability, modularity in mind
• You should have strong logical and problem solving skills
• Excellent communication and customer interfacing skills
• AWS certification is nice to have
• Strong proficiency with JavaScript and good to have
• ES6(Typescript) knowledge
• Knowledge of Node.js and frameworks such as Express, Restify
• Understanding the nature of asynchronous programming and its
• quirks and workarounds
• 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
• Competencies and Skills Required
• equires excellent analytical, problem solving, and good
• communications skills
• Must be able to work effectively with business stakeholders
• Strong passion for delivering technical solutions to business
• problems
• Understanding and mindset of Agile software delivery (Ability to
• adapt to continually changing priorities)
• Team player who understands the importance of teamwork and
• collaboration
• Passion for delivering new approaches and challenging the ‘statusquo’
• Hungry to learn and always in search of continuous improvement

We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for 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.

Responsibilities

• Developing and maintaining all server-side network components.

• Ensuring optimal performance of the central database and responsiveness to front-end requests.

• Collaborating with front-end developers on the integration of elements.

• Designing customer-facing UI and back-end services for various business processes.

• Developing high-performance applications by writing testable, reusable, and efficient code.

• Implementing effective security protocols, data protection measures, and storage solutions.

• Running diagnostic tests, repairing defects, and providing technical support.

• Documenting Node.js processes, including database schemas, as well as preparing reports.

• Recommending and implementing improvements to processes and technologies.

• Keeping informed of advancements in the field of Node.js development.

Requirements

• At least 1 - 3 years experience as a Node.js developer.
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
• Knowledge of front-end technologies such as HTML5 and CSS3.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Great organizational and time management skills.
• Availability to resolve urgent web application issues outside of business hours.

Key Skill

Node.Js, Object Oriented Programming, Java Script, HTML/HTML5, CSS/CSS3

2+ years of experience working with backend development.

1+ year experience in GoLang Backend Development.

Must show your previous work.

Deployed at least 3 complete products which use REST APIs.

Exposure to making Postman docs.

Knowledge/ Experience of modern authorisation mechanisms, such as JSON Web Token and cookies.

Experience in handling  business requirements and translate them into technical requirements.

Experience with version control such as Git and GitHub
Should have a knowledge of

1. GoLang, GoLang Clean Arch, GoRoutines, GORM, Docker, Go Fiber, PostgreSQL

.

Architectural:

Design and implement a software architecture

Select a technology stack

Design and configure infrastructure

Select a development toolkit (IDE, etc.)

Design and implement a database design

Improve and optimise the application architecture

Ensure scalability of the application

Ensure scalability of the infrastructure

Explore new technologies and decide whether to implement them

Strategy, planning, and design:

• Take end-to-end ownership of the product, identify technology requirements, define the future product vision, create preliminary design concepts for add-on modules and shape overall technology and product roadmap by collaborating with the founders, business development, and marketing team.
• Ensure user oriented design is the primary approach to product development across multiple screens, based on user behaviour data and direct customer feedback.

Implementation and deployment:

• Manage Product Release, QA cycles, feature implementation and on time delivery through in-house team and vendors.
• Collaborate with team and customers to define use cases.
• Creation of wireframes/prototypes, site maps and user-flows for web and mobile platforms.

Operational management :

• Support marketing by implementing technical requirements for SEO/product analytics.
• Establish and supervise a quality assurance process, including integration & system testing.
• Rigorously monitor key performance metrics and coordinate with various teams to take corrective actions if needed.
• Establish and forecast ROI of features and succinctly articulate competitive advantage.
• Set-up data collection and analysis system in collaboration with CEO to track key performance.

metrics.

Strong fundamentals in computer science/engineering and algorithm design.

Practical knowledge of computer software algorithms in machine/deep learning, NLP, Computer Vision etc.

Personal Requirements:

• Min of 7+ years of Hands on experience in Web app development, payment gateways implementation, architecture design, product management, databases and UI/UX in consumer facing applications.
• Experience on projects involving engineering and algorithmic functions, machine learning, deep learning and artificial intelligence is very advantageous.
• Creative self-starter who is comfortable with both taking initiative and working in teams.
• Strong communication skills.
• Willingness to learn and utilise emerging technologies.
• Sincere passion to use disruptive technologies that can be globally significant

We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.

Responsibilities and Duties
Primary Responsibilities:
- Write Elegant, Testable Code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Build and Deploy Code
- Build Fast, Reliable REST APIs
- Adding New Features
- Enhancing Existing Code and Features
- Comfortable with Agile and Iterative Development along with code reviews