
Job Description
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.
What we are asking
- A fast-paced environment is something you feel really comfortable in
- Integration of user-facing elements developed by front-end developers with server side logic
- Professional working experience in Node.js
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Integration of data storage solutions with MongoDB, file stores like AWS S3 or Heroku/AWS.
- Creating API for consumption using ExpressJS.
- Good Knowledge of ExpressJS middle-wares.
- Working experience with CI/CD, test- and deployment automation, and containers
Skills And Qualifications
- Strong proficiency with JavaScript.
- Strong knowledge of Node.js and ExpressJS and other related tech/middle-wares/options.
- Understanding the nature of asynchronous programming and its quirks and workarounds
- 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
- Good to have deployment experience of NodeJS app on Heroku / AWS / Azure etc.

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Backend Architect:
Technology: node js, DynamoDB / Mongo DB
Roles:
- Design & implement Backend Services.
- Able to redesign the architecture.
- Designing & implementation of application in MVC & Microservice.
- 9+ years of experience developing service-based applications using Node.js.
- Expert-level skills in developing web applications using JavaScript, CSS and HTML5.
- Experience working on teams that practice BDD (Business Driven Development).
- Understanding of micro-service architecture and RESTful API integration patterns.
- Experience using Node.js for automation and leveraging NPM for package management
- Solid Object Oriented design experience, and creating and leveraging design patterns.
- Experience working in a DevOps/Continuous Delivery environment and associated toolsets (i.e. Jenkins, Puppet etc.)
Desired/Preferred Qualifications :
- Bachelor's degree or equivalent experience
- Strong problem solving and conceptual thinking abilities
- Desire to work in a collaborative, fast-paced, start-up like environment
- Experience leveraging node.js frameworks such as Express.
- Experience with distributed source control management, i.e. Git
Position Overview:
As a Shopify Developer, you will play a pivotal role in the development and customization of Shopify themes. Your expertise in HTML5, SASS/CSS3, and JavaScript, coupled with proficiency in VueJS or React, will drive the creation of dynamic and responsive web designs. Operating within EST and GMT work times, you will utilize CI/CD frameworks and pipelines to streamline development processes, emphasizing performance optimization techniques such as FCP, CLS, and LCP. Your familiarity with Shopify site architecture and integration with third-party apps like Algolia and Boost will enable you to implement custom solutions tailored to clients' needs.
Additionally, your strong grasp of Liquid code and Shopify JS APIs will facilitate troubleshooting and resolution of front-end technical challenges, ensuring cross-browser compatibility and adherence to performance budgets. Your ability to work both independently and collaboratively, coupled with a keen attention to detail and problem-solving skills, will be invaluable in driving the success of our projects. While certification and experience with Shopify Plus and API development are advantageous, your dedication to understanding technical architecture and delivering end-to-end project implementations will be key to your success in this role.
Key Responsibilities:
• Expert in Shopify theme development and customization
• An expertise in HTML5, SASS/CSS3 and JavaScript and expertise with VueJS or React
• Willing to work on EST and GMT work time.
• Experience in CI/CD frameworks and using pipeline.
• Experience in Performance optimization, performance budget, FCP, CLS, LCP
• Experience of Shopify site Architecture and its custom integration with Third party apps like Algolia, Boost etc...
• Working knowledge in code optimization and improving site performance in shopify theme.
• Ability to understand anything that uses JSON REST/ GraphQL API.
• Proficiency in working with different Shopify JS APIs, Strong in Liquid code.
• Offering expertise in troubleshooting and resolution of front-end-related technical problems, guiding the team through complex technical challenges.
• A thorough understanding of Shopify admin/backend system and cross-browser compatibility issues
• A strong understanding of responsive web design techniques
• Should be able to do unit testing.
• Excellent problem-solving skills and attention to detail
• Ability to work independently and in a team environment
Required Qualifications:
• Shopify certification
• Experience with Shopify Plus store development.
• Strong in API development and customization, App Development using PHP/Laravel or any scripting language.
• Hands on experience in integrating API/web services.
• Shopify End to end project implementation.
• Ability to understand the technical architecture design of the solution


LambdaTest is a cloud-based testing platform aimed at bringing the whole testing ecosystem to cloud. LambdaTest provides access to a powerful cloud network of 2000+ real browsers and operating system that helps testers in cross-browser and crossplatform compatibility testing. The product roadmap is evolving and there are many more functionalities and features which will be added to the product. The company is backed by the Tier 1 VC funds and entrepreneurs of the industry. We are growing at a fantastic rate. This is an incredible opportunity for someone talented and ambitious to make a huge impact.
Role
- Develop & maintain shared APIs, libraries and frameworks
- Improve the performance and reliability of our services including databases, CI/CD pipeline, web services, and other integrations
- Monitor and scale our cloud infrastructure
- Collaborate with other teams on security, automation, and internal tools
- Evaluate and develop new tools and technologies that can help achieve company-level goals
Required Candidate profile
- 4 - 8 years of experience in Development.
- Should have good knowledge of backend Technologies like Python, Nodejs, Golang.
- Should have worked with Databases like Mysql, monogdb etc.
- Should have working experience in cloud environment.
- Engineering degree in computer science, engineering or related discipline from good institutes

• Experience in design and development of Full Stack applications using one or
more JS frameworks like ReactJS
• Good architectural & design skills.
• Strong coding, data structures, and algorithms skills
• The ability to own end-to-end responsibility - right from the requirement to
release.
• The ability to produce bug-free and production-grade code.
Key Deliverables:
• Lead the team by example.
• Help design and code highly scalable and secure systems
• Work with a performance-oriented team driven by ownership and open to
experiments.
• Build stable and scalable applications that are unit and integration tested.
• Learn & Develop Leadership skills
• Understanding of CI/CD process and using Docker
TECHNICAL COMPETENCIES REQUIRED:
• Node.js, ReactJS. Experience building microservices (REST APIs) using
Node.js
• AWS experience integrating technologies like SQS, SNS, SES, Lambda, API
Gateway, Cognito
• Experience with one or more RDBMS databases like MySql, PostgreSQL
• Experience with one or more NoSQL databases like MongoDB, Cassandra,
DynamoDB, Aerospike, Elastic Search, Redis, neo4j, etc.
• Caching technologies like: Redis, Elastic cache,
• Cloud Providers like AWS/ Google Cloud / Azure
• CI / CD: Jenkins, Docker, Kubernetes



- At TailNode, we are at the bleeding edge of this change.
- We conceptualize and develop products that are aimed to enable this transformation of the political architecture of the country.
- We leverage the best practices and insights of the technology world and apply them in our unique way to deliver impact on a massive scale.
- We want to offer you a once-in-a-lifetime opportunity to be a part of this massive change and build new and exciting products with us.
Responsibilities :
- Designing, building, and maintaining high performance, reusable, scalable and robust services and applications
- Developing and managing databases and reporting tools
- Building intelligent messaging bots using web APIs
- Designing and developing robust RESTful APIs and other interfaces
- Integrating data storage solutions.
Required Skills :
- Ability to write clean, structured code in Ruby/Python with documentation.
- Proficiency in at least one Ruby frameworks (Ruby on Rails or Sinatra) or Python framework (Django or Flask)
- Clear understanding of Data Structures and Algorithms.
- Ability to write well defined test cases using Minitest, RSpec or Unit testing framework.
- Experience in one of the following database technologies - MySQL, PostgreSQL, MongoDB, Cassandra.
- Proficiency in working with complex SQL queries.
- Knowledge of design patterns, architectural best practices.
- Familiarity with RESTful web services.
- Knowledge of version control tools like Git, SVN etc.
- Working experience with Cloud Services like Amazon Web Services or Google Cloud is a plus.
Required Qualifications :
- A Bachelors or a Masters degree in Computer Science or relevant field.
- Experience of 3-5 years in software development.
Note : Other language candidates may apply only if they're expecting to work primarily on Ruby/Python.



THE POSITION:
- 3+ years of relevant experience in designing & implementing scalable, resilient backend microservices
- Expert at any backend programming language (Python/GoLang preferrable) and has exposure to API design and scalable architecture
- Hands-on experience on a couple of RDBMS/NoSQL/In-memory DBs
- Great database modelling skills
- Ability to choose the right algorithm, data-structure, and design pattern for the given problem statement
- Knowledge of any cloud based platform like AWS or GCP and scaling on the go
- Understanding of various application security principles and experience with building applications secure by design
QUALIFICATION:
- We don't care about which college you are from, if you have the power to convert coffee into code, we got you.
Job brief
We are looking for an experienced Back-end developer to join our IT team. You will be responsible for the server-side of our web applications.
If you have excellent programming skills and a passion for developing applications or improving existing ones, we would like to meet you. As a Back-end developer, you’ll work closely with our engineers to ensure system consistency and improve user experience.
Ultimately, you should be able to develop and maintain functional and stable web applications to meet our company’s needs.
Responsibilities
- Participate in the entire application lifecycle, focusing on coding and debugging
- Write clean code to develop functional web applications
- Troubleshoot and debug applications
- Perform UI tests to optimize performance
- Manage cutting-edge technologies to improve legacy applications
- Collaborate with Front-end developers to integrate user-facing elements with server side logic
- Gather and address technical and design requirements
- Provide training and support to internal teams
- Build reusable code and libraries for future use
- Liaise with developers, designers and system administrators to identify new features
- Follow emerging technologies
Server Side skills:
Should have handson experience on JS technologies more than 3+ years
Building interactive dasboards from multiple systems and RESTfully
abstract to the UI through a Node.js backend
In depth knowledge of NodeJS, ExpressJS and Restify
Knowledge of authentication using PassportJS, AuthO or JWT.
Knowledge of media content uploading using any cloud
Should have good understanding of request validation, schema
validation and Error handling
Good understanding of Promises, Async/Await and Callbacks
Should have knowledge of Socket, Pubsub.
Payment gateways integration using Braintree, Stripe or any other
would be a good skills to have.
Should have good understanding of scheduled tasks in NodeJS and
CronJobs
In depth knowledge of ORM like Mongoose, Sequalize or KnexJS.
Hands on experience with JavaScript/TypeScript Development on
server side.
Containerization and CICD environment experience.
Strong analytical skills and problem solving aptitude attention to details



