Fullstack Developer - Vera

At Wendor, we’re transforming the vending industry in India with our in-house designed, tech-enabled smart vending machines — already live in 70+ cities and expanding rapidly. We’re a focused, fast-growing team where everyone takes ownership and moves with purpose.

We are looking for a Senior Software Engineer to take end-to-end ownership of the software powering Wendor’s smart vending machines. In this role, you will architect and develop robust full-stack applications, integrate low-level systems on Linux, and lead a team of engineers to build scalable, real-time software solutions.

Your work will directly impact how users interact with our machines across 70+ cities. This is a hands-on role where you’ll collaborate with cross-functional teams, solve complex technical challenges, and contribute to innovations that push the boundaries of smart retail automation.

Key Responsibility:

● Develop and maintain full-stack applications (using technologies Node.js, React) to support Wendor's smart vending ecosystem, ensuring seamless frontend and backend functionality.

● Work on low-level integrations with vending hardware, optimizing performance and stability on Linux-based systems.

● Build and manage scalable backend services and RESTful APIs to handle real-time data, payments, and machine operations.

● Lead and mentor a team of 3–4 software engineers, conducting code reviews, guiding technical decisions, and ensuring timely deliveries.

● Write efficient SQL queries and manage data flow between services and databases to ensure reliability and responsiveness of the platform. ● Ideate, prototype, and implement new features, tools, or automations to improve product performance and internal processes.

● Collaborate with cross-functional teams including hardware, product, design, and operations to deliver integrated solutions.

● Ensure system reliability, performance, and uptime for software running on live vending machines across India.

● Maintain code quality through unit tests, integration tests, and E2E testing practices, following modern software engineering standards.

● Stay updated with emerging tech trends to help Wendor innovate faster and smarter.

Requirements:

● Proven experience as a Senior Software Engineer or similar role.

● Strong customer-centric mindset with a commitment to product excellence.

● Expertise in full-stack development (frontend + backend technologies).

● Ability to write clean, maintainable, and well-documented code.

● Passion for innovation, scalability, and problem-solving.

● Location- Gurugram(On-site).

Hiring For SDE II - Python (Remote)

The Impact you will create:

• Build campaign generation services which can send app notifications at a speed of 10 million a minute

• Dashboards to show Real time key performance indicators to clients

• Develop complex user segmentation engines which creates segments on Terabytes of data within few seconds

• Building highly available & horizontally scalable platform services for ever growing data

• Use cloud based services like AWS Lambda for blazing fast throughput & auto scalability

• Work on complex analytics on terabytes of data like building Cohorts, Funnels, User path analysis, Recency Frequency & Monetary analysis at blazing speed

• You will build backend services and APIs to create scalable engineering systems.

• As an individual contributor, you will tackle some of our broadest technical challenges that requires deep technical knowledge, hands-on software development and seamless collaboration with all functions.

• You will envision and develop features that are highly reliable and fault tolerant to deliver a superior customer experience.

• Collaborating various highly-functional teams in the company to meet deliverables throughout the software development lifecycle.

• Identify and improvise areas of improvement through data insights and research.

Primary Responsibilities

• End-to-end ownership of product development, from design, through implementation, testing, deployment, and maintenance

• Translating high-level requirements and end-user use cases into design proposals, decomposing complex features into smaller, short-term deliverable tasks

• Maintaining constant focus on scalability, performance and robustness of architecture

• Designing and implementing logging, monitoring and alerting systems for existing and new infrastructure

• Documenting API's and architecture design

• Mentor and guide juniors on their path to become solid developers

   

What we look for?

• 4+ of industry experience in technical leadership roles

• Solid knowledge of Python, SQL, NoSQL, shell scripting and Linux operating environment

• End-to-end experience in design and development of highly scalable enterprise and cloud data products

• Ability to challenge and redefine existing architecture to create robust, scalable and reliable products

• Hands-on experience with design and troubleshooting of scalable web services, queue based systems, distributed databases and streaming services

• Experience with modern DevOps technologies such as kOps, Kubernetes and Docker, CI/CD, monitoring and autoscaling

Job Description:

We are seeking an experienced Full Stack React Developer who is passionate about building and maintaining scalable mobile and web applications. The ideal candidate will have a strong background in both front-end and back-end development, with expertise in React for web and React Native for mobile development. You will work closely with our founder to implement new features, optimize performance, and ensure the highest quality user experience across both platforms.

Key Responsibilities:

• Develop and maintain the front-end of our app using React for web and React Native for mobile.

• Build and manage the back-end services and APIs to support both the mobile and web apps, including database design and integration.

• Implement responsive design principles to ensure the app works seamlessly across various devices and screen sizes.

• Optimize the app for maximum speed and scalability.

• Integrate third-party services and APIs as needed.

• Troubleshoot and debug issues to ensure the apps run smoothly on both web and mobile platforms.

Requirements:

• Proven experience as a Full Stack Developer or similar role with a focus on React and React Native.

• Strong proficiency in JavaScript, HTML, and CSS.

• Experience with back-end frameworks (Node.js, Express, Firebase etc.).

• Proficiency in database design and management (Firestore, SQL, NoSQL).

• Experience with RESTful APIs and third-party integrations.

• Familiarity with version control systems (Git).

• Knowledge of responsive design principles and mobile-first development.

• Excellent problem-solving skills and attention to detail.

• Strong communication skills and the ability to work collaboratively in a remote team environment.

Preferred Qualifications:

• Experience in building and scaling e-commerce or rental platforms.

• Familiarity with cloud services (AWS, Google Cloud, etc.).

• Understanding of CI/CD pipelines and automated testing.

• Knowledge of UI/UX design principles.

Technical Architect, Nodejs, , Restful APIs, Python,  NodeJS,  HTML5, CSS3, jQuery, Bootstrap, JavaScript, AJAX, Postman, REST API, Express

• Roles and Responsibilities:
  
  Hands-on experience on Angular, CSS, Scripting, NodeJs/express
  Experience in Responsive Web, Automation, CI/CD, Github, Microservices, Postgres (or any other RDBMS)
  Experience in AWS (SQS, SNS, Cognito)
  Implementing Observability/Monitoring.
  Strong experience in REST APIs

• 1+ year of experience
• Full responsibility for designing and building core back-end modules and system architectures.
• Good understanding of database concepts.
• Experience with at least two programming languages (PHP & GoLang).
• Experience in creating at least one web application.
• Knowledge of MySQL in-depth and basic understanding of MongoDB along with basic understanding about different paradigms of programming.
• Ability to interact and coordinate with a team.
• Should have a basic understanding of APIs.
• Modify code in time to keep code dry and reusable.
• Should have worked in at least one framework in the backend.
• A background in Software Architecture would be preferred.

• Develop data-driven web solutions on PHP frameworks (ideally CakePHP), but be undeterred when the need arises to create an application from the ground up as required, maintain, contribute and adhere to our programming best practices and guidelines.
• Work with a team of UI designers, programmers, and server admins, to bring brand new concepts to the market.
• Help improve our code quality through writing unit tests, automation and performing code reviews.
• Immediate Joiner

• Work with the architect in identifying modules, interfaces, functionality to be developed
• Participate in the entire application lifecycle, focusing on coding and debugging
• Write clean code to develop functional web application, addressing technical and design requirements
• Understand and implement heuristic algorithms as necessary
• Troubleshoot and debug applications
• Create and maintain upto date documentation 
• Collaborate with Front-end developers to integrate user-facing elements with server side logic
• Provide training and support to internal teams
• Build reusable code and libraries for future use
• Liaise with developers, architects,  designers and system administrators to identify and incorporate new features

• Proven work experience in Java as a Back-end developer
• In-depth understanding of the entire web development process (design, development and deployment)
• Hands on experience with programming languages like https://resources.workable.com/back-end-developer-job-description" target="_blank">Java and Python
• Hands on experience in relational and non relational databases
• Working knowledge of CMS framework
• Familiarity with front-end languages (e.g. HTML, JavaScript and CSS)
• Excellent analytical and time management skills
• Teamwork skills with a problem-solving attitude
• BE/ MS degree in Computer Science or relevant field

Your Key Responsibilities

You will build robust, secure and scalable micro-services

• You will be responsible to implement RESTful service
• You will take ownership to build scalable, reliable and performant code that complies with our internal code guidelines
• Take part in code reviews and architecture development
• You will influence how we build individual features and products, and bring in best practices and patterns that can be used for engineering lifecycle
• You will be driving architecture and design discussions and will be responsible to run and maintain good infrastructure

What to Bring

B.Tech/ B.E. in Computer Science from a reputed college or related technical discipline with 5-8 years of experience in software development

• Knowledge for data structure and an eye for architecture
• Familiar with Git Architecture
• Experience with reactive programming
• Experience in building RESTful APIs with monitoring, fault tolerance and metrics
• Exposure to relational and NoSQL databases (MongoDB, Redis)
• Exposure to server-side services using ElasticSearch and ESB - Camel, ActiveMQ
• Experience in MEAN stack development
• Strong experience with AWS Stack

Requires a bachelor's degree in area of specialty and experience in the field or in a related area. Familiar with standard concepts, practices, and procedures within a particular field. Relies on experience and judgment to plan and accomplish goals. Performs a variety of tasks. A degree of creativity and latitude is required. Typically reports to a supervisor or manager.

Designs, develops, and implements web-based Java applications to support business requirements. Follows approved life cycle methodologies, creates design documents, and performs program coding and testing. Resolves technical issues through debugging, research, and investigation.

Additional Job Details:

Strong in Java, Spring, Spring Boot, REST and developing MicroServices.

Knowledge or experience , Cassandra preferred

Knowledge or experience on Kafka

Good to have but not must

Good to know:

Reporting tools like Splunk/Grafana

Protobuf

Python/Ruby