
OREN is a rapidly growing technology business in Sustainability Analytics and Reporting space. Our ambition is to help companies include sustainability into their core business strategies and culture.
We are looking for Fullstack Engineers (MERN) to help us in the next stage of our journey with experience in developing real-time server applications based on Node.js, Express.js, MongoDB databases. As a Full Stack Developer, you should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries. You are expected to work with the best selection of tools, libraries, and cloud platforms to deliver a high-performance, scalable, flexible, reliable, and seamlessly integrated back-end solution to be used with a variety of mobile and web-browser-based clients.
Responsibilities :
-- Design and write lots of bug-free, efficient, scalable, and reusable code
-- Design & develop full-stack modules and components and promote coding best practices
-- Develop APIs and scripts using backend programming languages like Node.js
-- Design and implementation of low-latency, high-availability, and performant applications
-- Ability to work independently with minimum supervision
-- You will have ownership of developing and maintaining various backend services that support features in our application and website
-- Integrating solutions to enterprise software and legacy software
-- Manage project priorities, deadlines, and deliverables
-- Develop and manage well-functioning databases and applications
-- Ensuring responsiveness of applications
Requirements:
- 4+ years professional software engineering experience
- Bachelor's degree in Computer Science or a related field (or foreign equivalent)
- Proven experience in high-level programming languages like Node.js and Express.js with state management tools like Redux
- Good understanding of React, Next.JS, Bootstrap, and Material UI
- Thorough understanding of modeling and scaling databases like Firestore, and SQL
- Expertise in developing micro-services based REST APIs and exposure to API Gateway (GraphQL a plus)
- Should be well-versed with collaboration tools like Git and Swagger
- Significant experience in developing high performance, distributed, and scalable applications with container deployment (Docker and Kubernetes)
- Comfortable working within GCP, AWS, Azure, or equivalent ecosystem
-Bonus point: Experience working with ML and recommendation systems
- Knowledge on open-source technologies such as NoSQL, MongoDB, Data Formats (XML / JSON), JavaScript Frameworks ReactJS, JS, JQuery, CSS, HTML5, in memory databases, Build tools like webpack.
- Preference will be given to the Immediate joiner
- Should be a team player, have a positive outlook towards challenges, and contribute to the growth of the team and company
Interview process:
1st Round - Techincal Assessment: a) Online Quiz b) Take Home Assignment
2nd Round - Joint video call discussion with Co-Founder and CTO
Oren is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, age, religion, sex, sexual orientation, gender identity or expression, marital status, domestic partner status, national origin, genetics, disability, military and veteran status, and other protected characteristics.

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Ideal Candidate
- Strong full stack software engineer profile
- Mandatory (Experience): Must have 3+ years of experience as a Fullstack developer
- Mandatory (Backend): Must have strong backend developement experience in C#, .NET and building RESTful APIs
- Mandatory (Frontend): Must have hands-on frontend development experience in Angular 14+ and TypeScript/JavaScript
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About Us:
At Sublime Data Systems, we are dedicated to creating scalable, enterprise-level software solutions that drive innovation and growth. We are seeking an experienced Fullstack Engineer to join our dynamic team. As a core member of our cross-functional unit, you will play a pivotal role in the entire development life cycle, from conception to deployment. Your leadership will be essential in mentoring and guiding our team towards excellence. If you are passionate about coding, thrive in an entrepreneurial environment, and possess expertise in front-end and back-end technologies, we would love to meet you.
Key Responsibilities:
- Architect and develop robust, scalable, and efficient web applications using Node.js and React.js.
- Lead a team of developers in the design, development, testing, and deployment of high-performance web applications.
- Collaborate with cross-functional teams to define, design, and ship new features.
- Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.
- Stay up-to-date with emerging technologies and industry trends to drive innovation and excellence in our products.
- Conduct code reviews to ensure code quality and adherence to best practices.
- Mentor and coach team members to foster a culture of continuous learning and growth.
- Troubleshoot and resolve complex technical issues, ensuring seamless application performance.
Qualifications:
- Bachelor's degree in Computer Science, Engineering, or a related field.
- Minimum of 5 years of experience in full-stack web development.
- Proficiency in Node.js, Express, Nest.js, React.js, and Next.js along with expertise in Typescript.
- Proven experience leading a team of engineers in a fast-paced, agile environment.
- Strong understanding of software development best practices, design patterns, and architectural principles.
- Extensive experience with front-end technologies such as HTML, CSS, and JavaScript.
- In-depth knowledge of RESTful APIs and experience with API integration.
- Expertise in utilizing modern development tools and deploying workflows, such as Git and CI/CD pipelines.
- Familiarity with message broker systems like RabbitMQ.
- Proficiency in databases such as Postgres or MySQL.
- Experience with ORM Frameworks like Sequelize or Typeform.
- Experience with microservices architecture.
- Experience with DevOps (AWS) practices
- Excellent problem-solving and debugging skills.
- Strong communication and leadership abilities.
Benefits:
- Positive work environment
- Encourage and sponsor learning and development programs
- Chance to work with advanced technology
Synopsis
• We are seeking an experienced Node JS Mongo DB Developer to join our development
team.
• As a Node.js MongoDB Developer, you will be responsible for designing, implementing,
and maintaining server-side applications using Node.js and MongoDB.
JOB ROLE :
• Integration of user-facing elements developed by front-end developers with server side
logic
• Writing reusable, testable, and efficient code
• In depth knowledge of node js and Express framework (more frameworks will be
preferred)
• Design and implementation of low-latency, high-availability, and performant applications
• Implementation of security and data protection
• Experience with Elastic search mongo database and SQL
• Strong proficiency with JavaScript.
• in depth knowledge on how JS works.
• Bonus points for experience working with GCP or AWS ecosystem such as Kubernetes,
• Familiarity working with VCS such as Bitbucket, Github/Gitlab
• Experience in automated unit test development practices and design methodologies
We are looking for a motivated full-stack engineer who is proficient in both front-end and back-end technologies. Responsibilities include designing, building, and maintaining web applications, databases, and APIs that enable businesses to operate efficiently.
Responsibilities
- Develop, test, and deploy fast and scalable web apps.
- Designing and maintenance of fully functional large relational and non-relational databases.
- Timely deployment of web apps on the cloud.
- Server management and cloud-based infrastructure.
- Establishment and integration of development tools as required.
- Conducting code reviews of peer developers.
Requirements
- 2 years in MEAN Stack Development.
- Expertise in technologies - MongoDB, ExpressJS, and NodeJS.
- High-quality programming skills for a robust design.
- Experience in application architecture, server management, cross-browser compatibility, responsive design, and website performance.
- Understanding of DB architecture design and programming templates, Agile methodologies, and client-side and server-side procedures.
- BE/ B. Tech/ MCA.
- Building reusable code and libraries for future use
- Building efficient, testable, and reusable Node JS modules
- Helping in co-creating product vision and roadmap along with Product Managers
- Planning,hiring, developing our own products to the extent required, while reviewing, managing team and morale; and most importantly,setting up required processes that takes us to the next level
- Building high performance frontend applications with react
- Managing End-to-end ownership of modules including designing, development, validation, deployment
- Creating microservices from scratch and ensuring that micro services are used wherever it makes sense.
- Understanding the fully synchronous behaviour of Nodejs
What you need to have:
- A Bachelor's degree in Computer Science, or related technical discipline
- 2+ years of Software Development experience
- Deep hands-on technical experience in object-oriented design, data structures, algorithm design, and complexity analysis
- Experience with full software lifecycle methodology, including; coding standards, code reviews, source control management, build processes, testing, and operations
- Ability to identify, empathize with and delight the customer
- While every product-line has its tech stack - different products have different technologies and it is expected that you are comfortable working across all of them as and when needed.
- Some of the technologies/frameworks that we work on - Microservices Architecture, Python, Rest/gRPC, Node.js, MySQL, Postgres, AWS, ReactJS, React Native, Kubernetes.
- Familiarity with Workers/ child processes and performance tuning
- Experience with SQL/NoSQL databases and their declarative query languages (MySQL, and MongoDB)
- Strong knowledge of the common Node Js & React or web server exploits and their solutions
- Experience range – 8 to 12 years
- Good understanding of software engineering practices, SDLC.
- Ability to provide elegant and efficient design solutions
- Strong knowledge on design patterns
- Effective interpersonal skills and collaborative management style to include teamwork and team building ability
- Should have knowledge on API integration mulesoft, Apache Camel tools
- Strong knowledge on providing microservices architecture
ROLES & RESPONSIBILITIES:
- Research, programs, plans, designs, and administers building projects for clients by applying knowledge of architectural design and building materials.
- Produces conceptual plans, renderings, and documents.
- Assists in research and coordination of materials and products for project specifications
Skills Required:
Primary Skills:
- Java, Spring Boot/ Node.js- Backend
- HTML, CSS, JS, React/ Angular- Frontend
- SQL
- Mobile Application Development
Secondary Skills:
- Microservices, Design Patterns
- Cloud- AWS, Azure, GCP
- DevOps tools- Jenkins, GIT Pipeline, etc.- Anyone should be fine
- Maven
Full Stack Developers : (5 persons required)
- Should have excellent working technical skills in NodeJS, React JS, PreactJS and Mongo DB + AWS
- Must have done projects either at work or in college using these technical skills
- Should have sound logical and problem solving capabilities.
- Must have good communication and articulation skills in English.
- Overall should have a good go-getter attitude and willing to work in a Start-up environment.
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.
Responsibilities
- Integration of user-facing elements developed by front-end developers with server side logic
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Creating APIs and backend systems
- Scraping sites and creating backend dashboards for data management
- Experience with React.js and native is a plus but not required
- Backend infrastructure management and deployment
- Experience with MongoDB, Express is a plus.
Responsibilities:
- Development and Integration of user-facing design elements with server-side logic.
- Design and develop backend API services and databases to serve frontend applications.
- Code for multi-platform environments.
- Build reusable code and libraries for future use.
- Ensure responsiveness of applications.
- Optimization of the application for maximum speed and scalability.
Skills and Qualifications:
- Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3.
- Proficient in Angular JS or ReactJS, Node.js and JavaScript.
- Integration of multiple data sources and databases into one system.
- Management of hosting environment, including database administration and scaling an application to support load changes.
- 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 in one or more database technologies such as Mongo, MySQL etc.
- Implementing automated testing platforms and unit tests.
- Proficient knowledge of a back-end programming language. (Depending on the specific case, a developer should have the knowledge of one or more of Python, Ruby, JavaScript etc.)
- Proficient understanding of code versioning tools, such as Git.
Academic Qualifications:
- Engineering degree from a reputed institute








