
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

About TestMu AI (Formely LambdaTest)
About
TestMu AI (formerly LambdaTest) is the world’s first full-stack Agentic AI Quality Engineering Platform.
We built TestMu AI for a reality where software is written by AI and must be shipped at machine speed.
Tech stack
Connect with the team
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Job description
Full Stack Developer (Backend Focus)
Company: Suntek.ai
About Suntek.ai:
Suntek.ai is a premier digital solutions provider specializing in cutting-edge e-commerce development. With hands-on experience managing and scaling multiple renowned brands on Shopify, we empower small and medium businesses with enterprise-grade digital capabilities. Our
focus is on seamless omnichannel experiences, advanced automation, and high-performance architecture to maximize growth and ROI
Experience: 2-4 years
Location: Remote
About the Role:
We're looking for a full-stack engineer with a strong backend focus to join our team. You'll work on building and maintaining scalable server-side applications while occasionally contributing to frontend development.
What You'll Do
- Design, develop, and maintain backend services and APIs
- Work with databases to ensure data integrity and optimize performance
- Collaborate with cross-functional teams to deliver features end-to-end
- Write clean, testable, and well-documented code
- Participate in code reviews and contribute to technical decisions
Required Skills
- Node.js: Solid experience building server-side applications
- TypeScript Strong typing practices and modern JavaScript/TypeScript patterns
- PostgreSQL Database design, querying, and performance optimization
- NestJS Experience with this framework (or similar structured Node frameworks)
- GraphQL Familiarity with building or consuming GraphQL APIs
- Networking fundamentals: understanding of TCP/IP, UDP, and how web protocols work
Nice to Have
- Docker Containerization and local development environments
- Terraform Infrastructure as code experience
- Cloud platforms: Hands-on experience with AWS, GCP, or Azure
What We Offer:
- 100% remote position with flexible work hours.
- A supportive, high-agency team environment that encourages creativity and initiative.
- Ongoing opportunities for skill development and growth.
- Competitive salary and benefits package.
Key Responsibilities:
● Software Development: Iteratively and incrementally design, develop, test and maintain applications and services using C# and .NET.
● CI/CD Pipelines: Develop, maintain, and optimize continuous integration and continuous delivery pipelines using GitLab, Devtron and Kubernetes.
● Teamwork and Pair/Mob Programming: Engage with developers, operations, and team members via pair or mob programming sessions to ensure the highest quality product delivery.
● Containerization: Contribute to the push toward full containerization and zero-downtime deployment goals
● DevOps Practices: Implement and maintain infrastructure as code (IaC) using tools such as bicep and Terraform.
● Monitoring and Logging: Implement and manage monitoring, logging, and alerting solutions using tools like OpenTelemetry, Prometheus, Grafana to make our products more supportable.
● Design and Architecture: Contribute to on-going discussion of our evolving software design and architecture.
● Cloud Management: Assist in managing and optimizing our private cloud infrastructure (VMWare Tanzu) to ensure high availability, scalability, and efficient resource usage.
● Security: Implement security best practices and ensure compliance with relevant regulations and standards.
● Automation: Identify opportunities for automation to improve efficiency, reduce manual efforts and deskilling in deployment, testing and maintenance tasks.
● Troubleshooting: Diagnose and resolve infrastructure and application issues promptly and effectively.
● Documentation: Create and maintain comprehensive documentation for applications, infrastructure, processes, and procedures.
● Continuous Improvement: Advocate for and implement best practices promoting a culture of continuous improvement.
Qualifications:
Minimum of 5 years of experience in software development, particularly with C# and .NET.
Must have skills:
● Strong knowledge of C# programming language and .NET stack
● Familiarity with CI/CD tools and practices, including TDD.
● Understanding of DevOps principles
● Strong collaboration and communication skills.
Nice to have skills
● Familiarity with containerization and orchestration tools like Docker and Kubernetes is a plus.
● Knowledge of infrastructure as code (IaC).
● Experience in scripting languages such as Python, Bash, or PowerShell is a bonus.
● Excellent problem-solving skills and attention to detail.
● Experience with pair/mob programming.
● Understanding of networking concepts and security best practices.
Job Summary:
As a Back-end Golang Developer, you will play a pivotal role in designing, developing, and maintaining our back-end infrastructure and applications. You will be responsible for crafting scalable, secure, and robust APIs and products that meet our high standards of performance and reliability. Your expertise in Golang and profound understanding of software engineering principles will be critical in building solutions that drive our company's success.
Responsibilities:
● Collaborate with cross-functional teams, including front-end developers, product managers, and designers, to understand project requirements and contribute to technical discussions.
● Design, develop, and implement high-quality Golang-based back-end systems and applications, ensuring scalability, performance, and maintainability.
● Create and maintain APIs that enable seamless integration with various platforms and services.
● Utilize best practices in software development, testing, version control, and deployment to ensure the delivery of top-notch products.
● Optimize existing code and database queries to improve overall system performance and response times.
● Conduct thorough code reviews and provide constructive feedback to team members to maintain code quality and consistency.
● Implement security best practices in Golang development to safeguard sensitive data and prevent security vulnerabilities.
● Proficiently use Goroutines and Channels to handle concurrent operations and enhance system efficiency.
● Employ Go's built-in testing and benchmarking tools to ensure robustness and optimize performance.
● Implement caching strategies and data storage solutions tailored to specific project requirements.
● Develop RESTful APIs adhering to API design principles and standards.
● Implement logging and monitoring systems to facilitate efficient debugging and monitoring of applications.
● Integrate third-party libraries and APIs to enhance application functionality.
● Leverage Go's interfaces and struct composition to build modular and extensible codebases.
● Stay up-to-date with industry trends and advancements in Golang and related technologies, recommending suitable technologies and methodologies to enhance development processes.
● Mentor junior developers, sharing your expertise and providing guidance to help them grow professionally.
Qualifications:
● Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
● Minimum of 5 years of professional experience in software development, with a focus on back-end development using Golang.
● Proven track record of successfully delivering high-quality APIs and products in a production environment.
● Strong knowledge of Golang and its core libraries, with the ability to write clean, efficient, and maintainable code.
● Experience with Go frameworks and proficiency in building RESTful APIs.
● Extensive experience with various database systems, such as MySQL, PostgreSQL, Graph, or NoSQL databases, and proficiency in writing optimized queries.
● Solid understanding of software architecture principles and design patterns, including microservices architecture.
● Familiarity with cloud computing platforms, such as AWS, GCP, or Azure, and experience deploying applications in a cloud environment.
● Experience with containerization technologies, like Docker and Kubernetes, is a plus.
● Excellent problem-solving skills and the ability to work effectively in a fast-paced, collaborative team environment.
● Strong communication skills, both written and verbal, and the ability to articulate technical concepts to non-technical stakeholders.
Join our dynamic team and help shape the future of our innovative products and APIs with your deep expertise and passion for back-end development in Golang. We offer a competitive salary, a comprehensive benefits package, and a stimulating work environment where your skills and contributions will be highly valued. Apply now and be part of our exciting journey!
Desired Experience
3+ years
Job Description
What You’ll Do
- Design financial systems for scale. Measure, plan, iterate.
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Setup and own the engineering architectures built around event sourcing, application sharding, database sharding, service communication mesh, etc.
- The tech: Go, Google Cloud Spanner, Kafka, Redis
What you bring to the table
- 3+ years of experience. Relevant experience is preferred.
- Knowledge of 2 common programming languages - Python & Go / Java & Node / Rust
- Comfortable in linux command line, AWS or GCP
- Strong unit test and debugging skills
- Great communication skills
Bonus if you have…
- Love building great products and engineering systems from scratch
- Are a Self-starter, Hustler and Curious to Learn
- Have an understanding of fundamental design principles behind a scalable application
- Thrive in an early-stage startup environment with less stability and more ambiguity
- Have an interest in financial products and/or cryptocurrency
Required Skills/Qualifications:
∙ B.Tech/MCA in Comput
Required Skills/Qualifications:
Any Backend Technology is acceptable
∙ B.Tech/MCA in Computer Science or equivalent with 1-3 years’ experience with server-side web application development.
∙ Extensive development experience using LAMP or MEAN stack, RESTful web services or Node.js, HTML and CSS.
∙ Good understanding of Data structures and Relational Databases like MySQL or NoSQL Databases like MongoDB.
∙ Experience working with services in AWS such as EC2, RDS, and ELBs and have knowledge of VPCs.
∙ Experience with server side and client side MVC frameworks, Kafka Ansilble,Jenkins.
∙ Exposure to Continuous Integration (CI) and Continuous Deployment (CD), automated testing and agile development methods.
∙ Understanding of Version Management Tools like GitHub.
er Science or equivalent with 1-3 years’ experience with server-side web application development.
∙ Extensive development experience using LAMP or MEAN stack, RESTful web services or Node.js, HTML and CSS.
∙ Good understanding of Data structures and Relational Databases like MySQL or NoSQL Databases like MongoDB.
∙ Experience working with services in AWS such as EC2, RDS, and ELBs and have knowledge of VPCs.
∙ Experience with server side and client side MVC frameworks, Kafka Ansilble,Jenkins.
∙ Exposure to Continuous Integration (CI) and Continuous Deployment (CD), automated testing and agile development methods.
∙ Understanding of Version Management Tools like GitHub.
Job description
- Coding and creating functional web applications and optimizing code for increasing response time and efficiency.
- Coordinating with front-end developers and providing server-side algorithms of user-facing web application elements.
- Analyzing the goals and requirements, handling bugs and errors and providing solutions for the same.
- Interacting with the database for storing data and ensuring that every user has access to what they search.
- Accomplishing the projects and goals within the deadline.
- Managing APIs that are executed across the devices.
- Participating in defining the architecture of the system.
Required skills
- Proven knowledge of front-end technologies, such as Angular, React, HTML, CSS, and JavaScript will be preferred.
- In-depth knowledge of PHP and related frameworks. Knowledge of Ruby, Python, NodeJs, and Java will be an added advantage.
- Good Communication, Analytical, Logical, and Leadership skills.
- Knowledge of front-end technologies such as Angular, React, HTML, CSS, and JavaScript will be preferred.
- Ability to manage a hosting environment along with database administration such as MySQL, Oracle.
- Excellent knowledge of APIs (REST, SOAP) and Web services.
- Capable of scaling applications to handle the load changes.
- Knowledge of version control, such as GIT.
- Knowledge of accessibility and security compliance.
If you are exploring for opportunities to get a better work exposure & to get a chance to work for scalable products. Kindly go through the job description below & apply if you seem fit for this role.
𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗠𝗮𝗻𝗱𝗮𝘁𝗲𝘀 :
JavaScript, MongoDB, NoSQL, NodeJS/Go/Ruby/Python Data Structure, Algorithms, Product company/ Startup experience.
𝗥𝗼𝗹𝗲𝘀 & 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗶𝗯𝗶𝗹𝗶𝘁𝗶𝗲𝘀:
" 𝗬𝗼𝘂'𝗹𝗹 𝗱𝗲𝘀𝗶𝗴𝗻 𝗮𝗻𝗱 𝗯𝘂𝗶𝗹𝗱 𝘀𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝘀𝘆𝘀𝘁𝗲𝗺𝘀 𝘁𝗼 𝗯𝗲 𝘂𝘀𝗲𝗱 𝗯𝘆 𝗳𝗮𝗿𝗺𝗲𝗿𝘀 𝗮𝗻𝗱 𝗮𝗴𝗿𝗶𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀𝗲𝘀".
-Be involved and participate in the overall application lifecycle
-Main focus on coding and debugging
-Collaborate with Front-end developers
-Build high-quality reusable code that can be used in the future
-Develop functional and sustainable web applications with clean codes
-Troubleshoot and debug applications
-Conduct UI tests and optimize performance
-Manage cutting-edge technologies to improve applications
-Collaborate with multidisciplinary team of designers, developers and system administrators
-Follow new and emerging technologies
𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲: 2+ years.
𝗟𝗼𝗰𝗮𝘁𝗶𝗼𝗻: Patna / Work from Home
𝗦𝗮𝗹𝗮𝗿𝘆: As per market standards
We're building the Country's first all-in-one payment interface and to make this dream a reality, we need some night-owls to build the systems which will power such an extensive product.
The number of years do not matter as long as you have a burning desire to learn more, constantly improve yourself and solving tricky problems on a daily basis. We're a small team so you can assure yourself that whatever you contribute - in terms of engineer, or otherwise - is always heard and discussed.
In terms of what we are looking for (must haves):
- experience with building high-frequency, low-latency, distributed systems;
- a solid understanding of Node.js; and
- experience with MongoDB and any relational database (Maria, MySQL, Postgres).
In addition to that, the following will make your application better (recommended):
- an understanding of Layer 3/4;
- experience with observable systems;
- hands-on-deck service resolution;
- understanding of and experience with security and services oriented architecture; and
- experience with building fault-tolerant systems.
If you're ready to buckle up and go on a wild adventure building Infino, get in touch with us.












