

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.

About LambdaTest
About
Perform manual or automated cross browser testing on 2000+ browsers online. Deploy and scale faster with the most powerful cross browser testing tool online.
Tech stack



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Preferred Skills:
- Experience with XML-based web services (SOAP, REST).
- Knowledge of database technologies (SQL, NoSQL) for XML data storage.
- Familiarity with version control systems (Git, SVN).
- Understanding of JSON and other data interchange formats.
- Certifications in XML technologies are a plus.
Client: Dentsu Payroll: Quess corp
Location:Bangalore, Pune, Mumbai , Gurugram
Budget: Upto 40 LPA
Experience required: 12-15 years
Job Requirements
Must Have:
• Minimum 7 to 12 years of experience
• Strong MERN (Mongo DB + Mongoose, Express, React, Node JS) full stack experience
using Typescript.
• Experience in leading in code reviews.
• Demonstrate understanding of SOLID principles.
• Demonstrate understanding of TDD or BDD.
• Good knowledge and experience of writing good unit tests.
• Strong implementation design using cloud.
• Microservices architecture, GraphQL, RESTful Webservices, NoSQL & SQL
• Docker & containerization, CI/CD pipeline design & build
2
• Event driven architecture, Kafka.
• Use of tools such as JIRA, Git, GitHub
• Strong communication skills
• Ability to lead discussion and solve problems for the dev team
• Ability to manage expectations of Product/Business teams in terms of prioritizing quality,
aligning to the strategic vision
• Provide guidance on inline technical documentation
Good to have:
• Experience in Azure cloud.
• Experience with Serverless.
• Experience in Terraform.
• Tools like Babel, Webpack, NestJS, Jest, Lint, Helm to support build of Node applications.
• Experience in orchestration tools such as Nodemation (N8n).
• Experience in GraphQL tools such as ApolloGraph or Wundergraph.
• Experience with troubleshooting using Grafana / Loki.

Position Overview:
We seek a talented and experienced professional to serve as the Head of Engineering and a Senior Backend Developer with expertise in Go (Golang). In this dual role, you will lead our engineering team and contribute hands-on to developing our B2B SaaS platform, which aims to revolutionize blue-collar worker training in India. You will work closely with cross-functional teams, set engineering standards, and ensure the successful execution of our technology initiatives.
As Head of Engineering:
- Oversee the recruitment, mentoring, and performance management of engineering team members.
- Define and maintain engineering best practices, coding standards, and development methodologies.
- Manage project timelines, resources, and budgets
- Foster a culture of innovation, collaboration, and continuous improvement within the engineering team.
- Drive technical decisions and architecture discussions to ensure scalability, security, and maintainability.
As Senior Backend Developer (Go):
- Design the architecture and implement high-performance, scalable, and reliable backend services in Go.
- Write clean, maintainable, and efficient code while ensuring the security and integrity of the platform.
- Optimize and fine-tune the backend components for maximum speed and scalability.
- Develop and maintain RESTful APIs for seamless integration with frontend and external systems.
- Implement asynchronous programming and event-driven architecture for handling concurrent requests efficiently.
- Work on data modelling and integration with databases for data storage and retrieval.
- Write unit tests and perform code reviews to maintain code quality and ensure robustness.
- Hands on programming skills.
- Monitoring application and infrastructure health by using monitoring tools
- Build and deployment automation tools on AWS
- Design and coding experience in Java/golang
- Design and coding experience in Java/golang
- Hands on exposure to GitLab or Github

Responsibilities
- Writing scalable, robust,, testable, efficient, and easily maintainable code
- Translating software requirements into stable, working, high performance software
- Playing a key role in architectural and design decisions, building toward an efficient micro services distributed architecture
Skills
- Strong knowledge of Goprogramming language, paradigms, constructs, and idioms
- Knowledge of Goroutine and channel patterns
- Experience with the full suite of Goframeworks and tools, including:
- Dependency management tools such as Godep, Sltr, etc.
- Go’s templating language
- Go’s code generation tools, such as Stringer
- Popular Goweb frameworks, such as Revel,Gin
- Router packages, such as Gorilla Mux
- Ability to write clean and effective Godoc comments
- Familiarity with code versioning tools (such as Git, SVN, and Mercurial)
- Good Written and Verbal communications.

Our client develops, publishes and distributes highly engaging games to a wide audience covering mobile, social and online platforms. Their group of architects are always attempting new and radical stuff that enhances the creative programming and gaming stages, keeping the players constantly glued and wanting for more.
Funded by SnapDeal founders, it is a cross platform gaming organisation focused on real money gaming and strategy games. The founder is an INSEAD and IIT-B alumni with more than 10 years of work experience across various countries.
- Handling the server side programming of the multiplayer gaming application
- Writing scalable, robust,, testable, efficient, and easily maintainable code
- Translating software requirements into stable, working, high performance software
- Translating design mockups and prototypes into working applications.
- Building customer facing technology products, Developing Highly Scalable Code and Working Closely with Engineering and Product Team.
- Building social, web and mobile based games for users across India
What you need to have:
- Key expertise areas: Client Server realtime communication, MYSQL-POSTGRES database
- Web protocols like: HTTP, MQTT and Web Sockets, Deadlock detection and locking techniques for mutual exclusion, hyper thread and multi threading server model
- Cloud based application management and interfacing it with 3rd party services, Payment gateways and REST APIs.
- Candidates with experience in Golang will be preferred
- Working experience in a Product StartUp (Internet/E-commerce) building scalable applications.
- Hands on experience in system architecture and gaming apps
- Good spoken and written communication skills.
- Good team player.
- Sharp analytical abilities with proven design skills
- Able to think critically of the current system in terms of software development
- Expertise in Golang, AWS cloud computing, Frontend languages like HTML, CSS, Javascript

Responsibilities
Writing reusable, testable, and efficient code
Design and implementation of low-latency, high-availability, and performant applications
Integration of user-facing elements developed by front-end developers with server-side logic
Implementation of security and data protection
Skills And Qualifications
Developing an end-to-end application with the latest technologies like python, Django, MySQL and using Python Libraries like Sympy, Numpy, Scipy.
Working with front-end web development technologies like HTML, CSS, Bootstrap, JavaScript, Ajax, Jquery, etc.
Analyze and customize the source code as per business requirements.
Integrate the day-to-day develop code with a version control tool (we use git and GitHub)
Co-ordinate in development, deployment activities.
Expert in Python, with knowledge of at least one Python web framework (such as Django, Flask, etc depending on your technology stack)
Familiarity with some ORM (Object Relational Mapper) libraries
Able to integrate multiple data sources and databases into one system
Understanding of the threading limitations of Python, and multi-process architecture
Good understanding of server-side templating languages (such as Jinja 2, Mako, etc depending on your technology stack)
Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
Understanding of accessibility and security compliance (depending on the specific project)
Knowledge of user authentication and authorization between multiple systems, servers, and environments
Understanding of fundamental design principles behind a scalable application
Familiarity with event-driven programming in Python
Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform
Able to create database schemas that represent and support business processes
Strong unit test and debugging skills
Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)





