
You will get to design, architect and develop complex enterprise software and SaaS web applications leveraging modern web stack.
Roles & Responsibilities
Design & build highly scalable, high performance, responsive web applications.
Take full ownership and responsibility for building, shipping, and maintaining core product features, end to end. Help out in building the backend & front-end infrastructure.
Translation of requirements, designs and wireframes into high quality code. Collaborate closely with designers, engineers, founders and product managers.
Mentor team members and review their work.
You will enjoy this role if you...
Are a geek with a desire to stay ahead of the curve.
Like building beautiful well-architected software products with millions of users.
Work collaboratively as part of a close-knit team of geeks, architects and leads.
Desired Skills & Experience:
2 - 6 years of production experience with modern web frameworks - Ruby on Rails, Phoenix/Elixir and/or Django/Python.
Should have sound experience in developing scalable / distributed SaaS apps
Should have good knowledge and work experience in REST API implementations, JSON format handling, caching, sessions, multi-threading, etc.
Should be comfortable with database schema design and leveraging SQL & NoSQL (PostgreSQL, MySQL, Redis, Elasticsearch, DynamoDB)
Experience developing, consuming and transforming internal and 3rd party API's (REST and GraphQL)
Experience with code quality and reusability practices (CI/CD for back-end & front-end repos)
Solid foundation in data structures, algorithms, distributed systems, design patterns.
Strong understanding of software engineering best practices, including unit testing, code reviews, design documentation, debugging, troubleshooting, and agile development
Communication: You like discussing a plan upfront, welcome collaboration, and are an excellent verbal and written communicator.
Bachelor’s degree in Computer Science or equivalent experience.
Bonus points if you have...
Exposure to front-end technologies like React/Redux, Javascript/Typescript etc.
Cloud native development on AWS or GCP
Experience with implementation of container technologies like Docker, Kubernetes. Knowledge of continuous integration, continuous delivery and enterprise DevOps concepts.

About Velotio Technologies Pvt Ltd
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Requirements
- Extensive and expert programming experience in at least one general programming language (e. g. Java, C, C++) & tech stack to write maintainable, scalable, unit-tested code.
- Experience with multi-threading and concurrency programming.
- Extensive experience in object-oriented design skills, knowledge of design patterns, and a huge passion and ability to design intuitive modules and class-level interfaces.
- Excellent coding skills - should be able to convert the design into code fluently.
- Knowledge of Test Driven Development. Good understanding of databases (e. g. MySQL) and NoSQL (e. g. HBase, Elasticsearch, Aerospike etc).
- Strong desire to solve complex and interesting real-world problems.
- Experience with full life cycle development in any programming language on a Linux platform. Go-getter attitude that reflects in energy and intent behind assigned tasks.
- Worked in a startup-like environment with high levels of ownership and commitment.
- BTech, MTech or Ph. D. in Computer Science or related technical discipline (or equivalent).
- Experience in building highly scalable business applications, which involve implementing large complex business flows and dealing with huge amounts of data.
- 3+ years of experience in the art of writing code and solving problems on a large scale.
- An open communicator who shares thoughts and opinions frequently listens intently and takes constructive feedback


ABOUT UNRAVEL CARBON
Unravel Carbon enables companies to assess their carbon footprint by tracking their digital financial footprint with its proprietary carbon emission factor model; making it easy, fast and convenient to become climate positive.
We aim to accelerate the participation of all companies, big and small, in the global fight against climate change. And we want to do it the 21st century way—autonomous, painless, and beautiful.
Unravel Carbon consists of a team of software engineers, data scientists, founders and climate experts with a passion to solve the world’s most pressing issue—climate change. Collectively, our leadership team has launched and invested in multiple companies, and are now combining their experience and knowledge here at Unravel.
We are backed by some of the world’s best funds and investors and are part of Y Combinator’s W22 batch.
Unravel Carbon was founded in 2021 with headquarters in Singapore.
Unravel Carbon on LinkedIn: https://www.linkedin.com/company/unravelcarbon/
ABOUT THE ROLE
We are looking for early members of our India team. You will be part of the team that establishes our India product development team. We are looking for candidates who have high potential, are excited about tackling the climate change problem and are excited to grow in a high-growth environment while working with the Singapore HQ.
A junior/mid-level backend software engineer. Must be comfortable to work in a small development team and have the initiative to work alone on smaller problem sets. Must be passionate about climate-tech for a better future.
- Build backend server applications using Flask/DJango framework
- Collaborate with the data team to integrate data pipelines into our backend system.
- Collaborate with the front end team.
- Analyze processes and code to troubleshoot problems and identify areas of improvement.
- Participating in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members.
- Take lead on projects, as needed.
ABOUT YOU
- Willingness to learn, be a self-starter, and thrive in uncertainty; you would be one of the first few employees at an early stage startup, be prepared to venture into unknown territory, collaborate and learn
- Meticulous and detail-oriented
- Required skills:
- Python Backend Development Frameworks (Flask, Django). Backend development in other languages/frameworks can be considered too
- NoSQL databases (MongoDB)
- SQL databases (MySQL, Postgres, DuckDB)
- Running/managing Linux servers on Cloud services (AWS/GCS/Azure)
- Optional skills:
- Front End Web development (ReactJS)
- Python data science tools (Pandas, Numpy, Scipy)
- Python NLP tools
YOUR WORK STYLE
- An understanding of agile product development
- Self exploration and self learning of the latest technologies and applying them to solving the technical challenges our team face
- Self-starter (proactive and independent) with an ability to prioritize different assignments and tasks to meet deadlines
- Comfortable working in a collaborative environment
- Eager to think outside of the box and creatively problem-solve
YOUR PREFERRED BACKGROUND
A Bachelor’s Degree in Computer Science, IT, or related discipline AND 1+ years working experience in the IT industry.
WHAT WE OFFER YOU
We offer an exciting challenge for a purpose-driven person who thoroughly enjoys learning and takes up responsibilities in a multi-cultural, primarily virtual, and pioneering organization.
We nurture a culture that allows you to thrive, where your skills can be honed and your ideas will be heard, and where collaboration across teams and with global partners is the default.
● Design and deliver scalable web services, APIs, and backend data modules.
Understand requirements and develop reusable code using design patterns &
component architecture and write unit test cases.
● Collaborate with product management and engineering teams to elicit &
understand their requirements & challenges and develop potential solutions
● Stay current with the latest tools, technology ideas, and methodologies; share
knowledge by clearly articulating results and ideas to key decision-makers.
Requirements
● 3-6 years of strong experience in developing highly scalable backend and
middle tier. BS/MS in Computer Science or equivalent from premier institutes
Strong in problem-solving, data structures, and algorithm design. Strong
experience in system architecture, Web services development, highly scalable
distributed applications.
● Good in large data systems such as Hadoop, Map Reduce, NoSQL Cassandra, etc.. Fluency in Java, Spring, Hibernate, J2EE, REST Services Ability to deliver code
quickly from given scenarios in a fast-paced start-up environment.
● Attention to detail. Strong communication and collaboration skills.
- Analyze highly complex business requirements;
- generate technical specifications to design or redesign complex software components and applications;
- Acts as an expert technical resource for modeling, simulation and analysis efforts;
- Adapt to change quickly and adjust work accordingly in a positive manner;
- Be flexible and thrive in an evolving environment;
- Individual contributor to build the application for e-commerce platform;
- Assures quality, security and compliance requirements are met for supported areas;
- Working in cloud data stores to include S3, DynamoDB and/or Amazon RDS;
- Perform test automation in a test-driven development environment;
- Implement DevOps concepts, tools and continuous delivery pipelines - Bamboo, Jenkins, Maven, Bitbucket, Jira, etc;
- Implement instrumentation to gather business-specific metrics around consumer usage patterns;
- Worked as a Node.js developer on multiple projects with relevant experience between 1 to 4+ Years.
- Extensive knowledge of Nodejs, JavaScript, APIs, web stacks, libraries, and frameworks.
- Able to work on independent nodejs projects.
- Experience in mongoDB database queries. Able to write and manage complex DB queries .
- Exceptional analytical and problem-solving aptitude.
Java Developers (4-5 positions)
What qualities are we looking for?
- 3 – 8 years of experience in building web applications
- Excellent command over Data Structures & Algorithms
- Exceptional coding skills in an Object-Oriented programming language (Java)
- Strong problem solving and analytical skills
Technical Requirements:
- Working experience on JAVA, Spring Boot. (building web services)
- Working experience in building microservices and distributed systems.
- Working experience on using messaging queues RabbitMQ/Kafka is a plus.
- Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery, Angular 5+)
- Excellent knowledge and programming skills in data structures, algorithms.
- Familiarity with databases (e.g. MySQL, MongoDB)
- Proficiency with Git

● Work together with the team to prototype new solutions within emerging technologies
● Work with DevOps to build and scale tools and libraries to improve developer and user
experience
● Create backend services to ensure the best possible performance, quality, and
responsiveness of the applications
● Integration of user-facing elements developed by front-end developers with server-side logic
● Collaborate with team members to provide and receive architecture-level and code-level
feedback
Essential Qualifications:
● 5 + years of software development experience
● Bachelor’s Degree in Computer Science / Software Engineering.
● High sense of ownership, the zeal to build scalable and customer-focused applications.
● Strong knowledge of Javascript, Node js, and related frameworks (e.g. Express, Socket io)
● In-depth experience in SQL / NoSQL database design
● Experience in RESTful API design
● Understanding of fundamental design principles behind a scalable application
● Familiarity with the principles of agile and lean development methodologies
● TDD (unit, integration, and end to end)
● Experience working with deployment and orchestration technologies (such as Docker,
Kubernetes, Chef, Salt, Ansible, Jenkins, GIT, Vagrant)
● Knowledge of Web Server technologies- like IIS, Apache or Nginx

PHP / Laravel developer duties and responsibilities
- Develop, record and maintain cutting edge web-based PHP applications on portal plus premium service platforms
- Build innovative, state-of-the-art applications and collaborate with the User Experience (UX) team
- Ensure HTML, CSS, and shared JavaScript is valid and consistent across applications
- Prepare and maintain all applications utilizing standard development tools
- Utilize backend data services and contribute to increase existing data services API
- Lead the entire web application development life cycle right from concept stage to delivery and post launch support
- Convey effectively with all task progress, evaluations, suggestions, schedules along with technical and process issues
- Document the development process, architecture, and standard components
- Coordinate with co-developers and keeps project manager well informed of the status of development effort and serves as liaison between development staff and project manager
- Keep abreast of new trends and best practices in web development





- 5+ years experience
- Previously managed a team
- Built & managed backend systems from scratch previously.
- Lead the core backend engineering team, including mentoring, coaching, architecture, devops, code review and software infrastructure
- Should be more proficient with Django.
- Work with the executive team to shape and execute the product roadmap
- Direct our team environment to achieve sprint deliverables and acceptance criteria
- Design and monitor metrics to assess product and infrastructure performance
- Hire, build and shape the team

