
Role Summary
We’re seeking a highly skilled and self-motivated Senior Software Engineer who thrives in a startup environment. You will lead end-to-end development of key features, own architectural decisions, and ensure the smooth delivery of our product.
Mandatory Skill Sets/Expertise
• 5-6 years of experience in full-stack development, with a strong focus on the MERN / PERN stack (MongoDB, PostgreSQL, Express, React, Node.js) and AWS.
• Expertise in AWS cloud architecture and experience with serverless solutions (Lambda, DynamoDB, API Gateway).
• Proficiency in designing and implementing CI/CD pipelines using Git, Jenkins, Github actions, or similar tools.
• Proven experience leading and guiding a development team, with strong mentoring skills.
• Ability to work independently and manage deliverables without oversight, while thriving in a startup mentality.
• Strong problem-solving abilities with a proactive approach to addressing technical challenges.
• Experience with databases like PostgreSQL, MongoDB, or other NoSQL solutions along with ORM tools like Sequalize & Mongoose ORM
• Excellent communication skills, both written and verbal, with the ability to explain complex technical concepts to non-technical stakeholders.
Nice to Have
• Knowledge of Typescript for both frontend and backend development. • Experience with Docker and containerized applications.
• Familiarity with GRC (Governance, Risk, and Compliance) tools or SaaS products.
• Experience with other AWS services like ECS, CloudFormation, or RDS.
Key Responsibilities
• Lead and mentor a team of developers, driving best practices in coding and architecture.
• Take full ownership of modules, from design through deployment, and launch web apps singlehandedly if needed.
• Design, develop, and maintain web applications using the PERN / MERN stack (MongoDB, PostgreSQL, Express, React, Node.js) with a focus on scalability, security, and performance.
• Prepare high-level technical designs and architectural decisions, especially on AWS serverless architecture and microservices.
• Implement secure, reliable, and scalable solutions using AWS services • Design and manage CI/CD pipelines to ensure continuous integration and automated deployments.
• Optimize application performance through techniques like lazy loading, code splitting, and caching.
• Collaborate with cross-functional teams, including Product Management, to define features and user experience improvements.
• Ensure high code quality by adhering to SOLID principles, implementing comprehensive testing, and embedding observability into the application.
• Monitor and respond to application performance incidents, focusing on improving uptime and resilience.
• Proactively offer suggestions during retrospectives and work on enhancing team productivity metrics such as Lead Time, Deployment Frequency, and Mean-Time-to-Recovery

Similar jobs
Job Summary
We are looking for a Technical Lead with strong expertise in AWS, Node.js, Angular, and MongoDB to drive the design, development, and deployment of scalable applications. The ideal candidate will be responsible for leading a team of developers, defining best practices, and ensuring high-quality code delivery while working in an agile environment.
Key Responsibilities
- Lead the end-to-end development of web applications using Node.js, Angular, and MongoDB.
- Architect scalable, secure, and high-performance cloud-based applications on AWS.
- Provide technical guidance, code reviews, and mentorship to the development team.
- Optimize backend APIs and database queries for performance and scalability.
- Ensure best practices in coding, security, and DevOps for cloud deployment.
- Collaborate with cross-functional teams including UX/UI designers, product managers, and DevOps engineers.
- Implement CI/CD pipelines, automated testing, and infrastructure as code on AWS.
- Troubleshoot production issues and drive continuous improvement in system reliability.
- Stay updated with emerging technologies and advocate for relevant tech adoption.
Required Skills & Experience
- 4+ years of hands-on experience in software development.
- Strong proficiency in Node.js (Fastify/Express), Angular (latest versions), and MongoDB (Mongoose, Aggregations, Indexing).
- Cloud expertise with AWS services like EC2, S3, Lambda, API Gateway, ECS, Code Build, Athena, Glue etc.
- Experience with Microservices Architecture.
- Strong knowledge of RESTful APIs, WebSockets, GraphQL, and authentication mechanisms (OAuth, JWT, SSO).
- Experience with DevOps & CI/CD tools (GitHub Actions, Jenkins, Terraform, Ansible).
- Hands-on experience with performance tuning, caching strategies (Redis, CloudFront), and database optimisation.
- Strong problem-solving, leadership, and communication skills.
Good to Have
- Experience with AI/ML integration in applications.
- Knowledge of Serverless Architectures (AWS Lambda, Step Functions).
- Exposure to NoSQL databases like Elasticsearch.
- Familiarity with GraphQL, WebRTC, or real-time data processing.
Why Join Us?
- Work on cutting-edge technologies in a fast-paced environment.
- Opportunity to lead a strong technical team and shape the product architecture.
- Competitive salary and benefits package.
- A culture that values innovation, ownership, and growth.
About the job
Whirldata Inc. is an AI/Data Sciences/App Dev company established in 2017 to provide management and technology consulting services to small and medium enterprises across the globe. We are headquartered in California and our team works out of Chennai. The specific focus is on
- Helping clients identify areas where Data Sciences and AI-based approaches can increase revenues, decrease costs or enhance customer engagement experience
- Help clients translate business needs into process flows for exploratory and cutting-edge applications
- Provide appropriate and targeted solutions that can achieve the planned objective
Whirldatas management team consists of individuals with a combined 45+ years of management and technology consulting experience, spanning multiple verticals such as finance, energy, retail, manufacturing and supply chain/logistics. Please look up our website and go through the blogs/videos/articles to find out more about us.
Working Philosophy
Whirldata works on the principle that, larger business goals come first and any technology-intensive solutions need to support necessary business goals. Hence all engagements start as a management consulting exercise and solution building follows after a thorough understanding of business needs.At Whirldata, we put our minds together, mix technology, art & math to deliver a viable, scalable and affordable business solution. We are passionate about what we do because we know that our work has the power to improve businesses. You can join our team working at the forefront of new technology, solving the challenges that impact both the front-end and back-end architectures, and ultimately, delivering amazing global user experiences.
Who we are looking for:
Full Stack Engineer (Position based in Chennai)
The following criteria are mandatory requirements and we strongly encourage that you apply only if you meet all these criteria:
1. Minimum 3 years of work experience
2. Proven capability to understand clients business needs
3. At least one demonstrable stint of architecting a database from scratch
4. Multiple programming language capabilities a must. In-depth knowledge of at least one programming language
5. Willingness to wear multiple hats depending on our business needs will be a priority
6. At least 2 years of hands-on experience in front-end development
7. Knowledge of current tools, platforms and languages an absolute must
8. Hands-on experience in cloud technologies and project management capabilities will be considered favourably
What do you get in return
- AI, Data Sciences and App dev require individuals who are both business and tech-savvy. We will turn you into one and make you a rockstar!
- You will get to work in an environment where your effort helps the customer and you will get to see it
- We will provide on-the-job training that will make you a doer and not a talker on data sciences, AI and app dev
- Opportunities to shine and pave your own way forward. We are good at identifying your talents and providing a platform where you will get immense satisfaction from demonstrating the same.
- Of course - we will pay you well too!
If you are interested - please apply with a small note with your thoughts on why you find this opportunity exciting and why you are willing to consider a move.
1. Work on front-end and backend technologies
2. Participate in logic-building exercises
3. Write clean code
4. Work on APIs
Job Title: PHP (Laravel) Developer
Experience: 2 to 7 years
Skills:
PHP : Laravel, (MVC)
Database: MySQL
{(added Advantage)
Database : Mongo DB
Server Hosting : – AWS (Knowledge of EC2, S3, RDS & Route53)
Good to have experience in ReactJS, NodeJS, VueJS}
Communication skills: Must have good in communication
.
Requirements:
Understanding of MVC design patterns
Basic understanding of front-end technologies, such as JavaScript, HTML5, and
CSS3
Knowledge of object oriented PHP programming
In-depth knowledge of object-oriented PHP 7.x and Laravel 5/6+ PHP Framework
Experience with MVC, Entity Framework, Web form, Web API and business layer
and
front-end technologies
Creating database schema that represent and support business processes
Familiarity with SQL/NoSQL databases and their declarative query languages
In-depth knowledge of Git,Bitbucket and related pipeline for Continues integration
and
Continues deployment
Creative and efficient problem solving capability
Understanding of Agile development process
Developing rich and complex web applications in an efficient manner so that the
applications let the user interact with the site or application smoothly.
Ability to understand technical documents like SRS, Design Document & Wireframes.
Personal Specifications –
- Proficiency in written and spoken English(must)
- Understanding of project development methodologies like Agile is preferred.
- Understand team development/Source code control
Job Description:
We are looking for a highly capable Node.js developerto optimize our web-based application performance. Collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.
Full Stack Responsibilities: Developing and maintaining allserver-side network components. Ensuring optimal performance of the central database and responsivenessto front-end requests. Collaborating with front-end developers on the integration of elements. Designing customer-facing UI and back-end servicesfor 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 technicalsupport. Documenting Node.js processes, including database schemas, as well as preparing reports. Recommending and implementing improvementsto processes and technologies. Keeping informed of advancementsin the field of Node.js development.
Requirements: Bachelor's degree in computerscience, information science, orsimilar. At least two years of experience as aNode.js developer. Extensive knowledge of JavaScript, web stacks, libraries, and frameworks. Knowledge of front-end technologiessuch as HTML5 and CSS3, Angular, Reactjs. Superb interpersonal, communication, and collaboration skills. Exceptional analytical and problem-solving aptitude. Availability to resolve urgent web application issues outside of business hours
Experience: 2 to 5 years
Annual CTC: Rupees 6,00,000 to 10,00,000
What you’ll do:
• Work with development teams and product managers to ideate software solutions
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation
What you’ll need:
• Proven experience as a Full Stack Developer or similar role
• Experience as a node.js developer
• Experience as a React Native Developer
• Experience in handling build systems, deployments, and cloud systems
• Experience developing desktop and mobile applications
• Knowledge of multiple front-end languages and libraries (e.g. JavaScript, XML, jQuery)
Job Description
1. JavaScript, ReactJs, Node.js, Express.js, MongoDB, Web-Services
2. Working Experience of Ajax,Json
3. Rest/ SOAP API Integration
4. Good Logical and Analytical and communication Skills
5. Should have knowledge of CI/CD.
6. Must have experience in writing unit test cases and good in TDD approach.
7. Should have basic knowledge of HTML5 and CSS.
8. Ensuring high performance of applications on mobile/desktop
9. Knowledge of Jenkins, GIT, Docker, Linux (Basic)
10. Writing tested, idiomatic, and documented JavaScript, HTML and CSS
11. Coordinating the workflow between the design team, the HTML coder, and yourself
12. Communicating with internal/external web services.
GOOD TO HAVE
1. Experience with Amazon web services, DocumentDB, etc.
2. Understanding of Ecommerce applications.
3. Understanding of fundamental design principles behind a scalable application.
4. Creating database schemas that represent and support business processes Implementing automated testing platforms and unit tests Proficient understanding Roles and Responsibilities
5. Design client-side & server-side architecture
6. Build the front-end of application through appealing visual design
7. Test software to ensure responsiveness and efficiency
8. Troubleshoot, debug and upgrade software
9. Build features and applications with a mobile responsive design
10. Ability to work effectively under very tight deadline pressure.
11. Analyze issues, recommend alternatives, and implement the best recommendation
12. Prioritize tasks and responsibilities while managing multiple, competing priorities
As a core member of the Software Development team, you will be responsible for the architecture, coding, development, testing and release of customer applications hosted both on-premise and on-cloud. Candidates with proven experience in both Frontend and Backend Development (predominantly Backend Development) with prior experience in deploying applications on AWS/Azure cloud will be preferred.
You will be leading a small team of developers (not more than 3 at a time) on a given project, and be a client-facing SPOC to work with the client and meet stringent deadlines. You will be responsible for Coding and Development with a code coverage of minimum 90%. You will adhere to coding and security standards and ensure that your delivery is secure and free from any critical, high and medium-rated vulnerabilities.
What is the role?
Xoxoday is looking for a highly skilled computer programmer who is comfortable with front end programming. The front-end developer's job is to convert website design files into high fidelity HTML/CSS and work on ReactJS code to bring it to life.
Key Responsibilities
- Design and develop UI for SaaS Application using HTML/CSS
- Driving innovations
- Estimate efforts, identify risks, devices and meets project schedules
- Mentors and coaches’ engineers and provide technical leadership
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.
- 4 years of strong design and development experience in building massively large-scale distributed internet systems and products
- Skillsets -
- Expert - HTML/CSS/Bootstrap/Pixel perfect UI development.
- Good - ReactJS/AngularJS
- Scripting languages like NodeJS will be good to have
- Building single page applications with multiple components
- Working on complex dashboards and reporting interfaces
- Data structures & algorithms skills
- Open source software, frameworks, and broader cutting-edge technologies
- Modern JavaScript libraries and front-end components
- BS/MS in Computer Science or equivalent
Whom will you work with?
You will be working with top-quality engineers who have built one of the best employee engagement SaaS platforms. You will be reporting to AVP Engineering and working closely with the Architect and other leads.
What can you look for?
A wholesome opportunity in a fast paced environment that will enable you to juggle between concepts, yet maintain quality on content, interact and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.
We are
A fast growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. Xoxoday works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners or consumers for better business results.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We however assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.











