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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Job Title: Mid-Level Backend Engineer
Location: Remote
Type: Full-time or Project Basis
About Us:
At Tese, we are committed to advancing sustainability through innovative technology. Our platform helps SMEs and financial institutions manage their Environmental, Social, and Governance (ESG) goals using AI, IoT, and data-driven insights. We are looking for a skilled Backend Engineer with mid-level experience to join our dynamic team and contribute to building scalable, robust backend systems.
Role Overview:
As a Mid-Level Backend Engineer, you will be responsible for developing and maintaining backend services that power our core platform. You will work closely with our frontend developers, product team, and data scientists to implement solutions that are scalable, secure, and efficient. You will focus on building APIs, managing databases, and optimizing the performance of our services.
Key Responsibilities:
- API Development:
- Design, develop, and maintain RESTful APIs that serve our frontend applications and third-party integrations.
- Ensure high-performance and responsiveness of APIs, while following best practices for security and scalability.
- Database Management:
- Work with both NoSQL (MongoDB) , SQL (PostgreSQL, MySQL) and databases, ensuring efficient data storage and retrieval.
- Optimize database queries and manage migrations, ensuring data integrity and consistency across the platform.
- Microservices and Cloud Infrastructure:
- Develop microservices architecture using Docker and Kubernetes, ensuring that services are scalable and maintainable (Good to have).
- Work with cloud platforms (AWS, GCP, Azure) to deploy and manage backend services, ensuring high availability and fault tolerance.
- Collaboration and Documentation:
- Collaborate with frontend developers, data scientists, and product managers to gather requirements and develop backend solutions.
- Write clear, maintainable code with proper documentation, including technical designs, API specifications, and test cases.
- Performance and Security:
- Monitor backend services to ensure optimal performance, identifying bottlenecks and implementing improvements.
- Implement security best practices for APIs, databases, and backend systems, including authentication, authorization, and data encryption.
Qualifications:
- Education: Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
- Experience: 3-5 years of experience in backend development, with a strong focus on building scalable and efficient systems.
- Technical Skills:
- Proficiency in backend programming languages such as Node.js, Python.
- Strong understanding of RESTful APIs.
- Hands-on experience with SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB) databases.
- Familiarity with cloud platforms such as AWS, Google Cloud.
- Knowledge of CI/CD pipelines and version control (e.g., Git).
- Soft Skills:
- Strong problem-solving abilities and the capacity to work independently as well as in a collaborative environment.
- Excellent communication skills, with the ability to explain complex technical concepts to both technical and non-technical stakeholders.
- A strong passion for sustainability and a desire to contribute to impactful projects that drive positive environmental change.
Preferred Qualifications:
The following qualifications are bonus, but not strictly necessary:
- Experience with Docker and Kubernetes for containerisation and orchestration (Good to have).
- Experience working with microservices architecture.
- Knowledge of ESG (Environmental, Social, and Governance) metrics and sustainability (Good to have).
- Familiarity with serverless architectures and API gateways.
Benefits:
- Competitive salary and benefits package and performance bonuses.
- Flexible working hours and remote work options.
- Opportunity to work on cutting-edge technology with a focus on sustainability.
- Professional development opportunities, including access to conferences and training.
How to Apply:
Interested candidates should submit their CV and a cover letter detailing their experience and passion for backend development and sustainability here.
Join Us:
Be a part of a forward-thinking team that is making a real difference in the world. At Tese, you'll have the opportunity to innovate, grow, and contribute to a more sustainable future through technology.
Python. Django Rest Framework experience would be great, but not essential! We prioritise
quality over quantity.
Postgres with InfluxDB, Oracle, MySQL and Redis experience a plus.
Docker, Kubernetes, Helm, OpenShift and associated tooling.
AWS, especially ECS, Lambda, RDS and DynamoDB. Performance and uptime are super
important to us.
The challenge of scaling a global, distributed API to 10,000+ requests per second.
We have SDKs in a bunch of languages, so the more polyglot you are the better.
If you like writing JS and React that would be awesome too.
- Hands-on Experience with PHP CodeIgniter Framework
- Proficient in PHP, HTML5, JavaScript, CSS, JQuery
- Excellent relational database skills with MySQL
- Understanding of responsive design frameworks such as bootstrap
- Utilize backend data services and contribute to increasing existing data services API
- Lead the entire web application development lifecycle right from concept stage to delivery and post-launch support
- Coordinate with co-developers and keeps project manager well informed of the status of development effort and serves as a liaison between development staff and project manager
- Keep updated & use best practices in web development
Area
We are on a mission to enable businesses to build agile and accountable technology teams that can deliver results in a secure and scalable way. You will be working in one such technology team for our clients across the world.
Role
We are looking for a Software Engineer - NodeJS to join our awesome team and deliver a streamlined user experience. We want a team member who strives to develop a first-class codebase using Nodejs best practices. As a Nodejs Developer, you will implement a complete user interface in the form of a mobile/desktop web app & handle its integration with the back-end.
Responsibilities
-
Collaborate with front-end and back-end developers and designers to build website following client requirements
-
Create clear, simple, and reusable code
-
Develop all server-side logic, including data storage to optimize website performance
-
Identify programming bottlenecks and bugs and find fixes
-
Test, update and validate web applications to be used on different web browsers
-
Execute automated testing platforms and system tests
Qualifications
-
BSc/BE/BTech in Computer Science, Engineering or a related field
-
At least 2+ years of experience with JavaScript and Node.js
-
Hands-on expertise in REST, MySQL/PostgreSQL, WebSocket, MongoDB, Redis, etc.
-
Familiarity with Docker and AWS infrastructure
-
Understanding of data security principles
-
Proficiency in JavaScript, web stacks, libraries, and frameworks
-
Strong analytical and problem-solving aptitude skills
- good knowledge of mysql is required.
- good understanding of database like database schema, database management
- Basic knowledge of AWS like EC2, S3 bucket, code deployment over server
- should be clear with OOPs concept
and Rails framework along with PostgreSQL database. Someone who is passionate
about coding and loves to work in an ongoing challenging environment. You will be part
of a talented software team. You have to consistently deliver in a fast paced
environment and should be more than willing to build software that people love to use.
Key Responsibilities
The individual role that you’ll play in our team:
● Developing large multi-tenant applications in Rails.
● Understanding Rails best practices and religiously introducing those to our
codebase.
● Knowledge on how to do effective Refactoring.
● Ability to write unit tests and following those practices religiously.
● Working closely with the Product managers and UX team.
● Helping QAs to write automated integration tests.
● Staying up-to-date with current and future Backend technologies and
architectures.
Read the ‘Skills and Experience’ section, it is not the usual yada yada, you’ll be
asked specific questions on these.
Skills and Experience
● Ruby on Rails architecture best practices
● Knowledge on the latest versions on ROR
● Strong OOP knowledge in Ruby.
● Asynchronous Networking in Ruby
● Designing RESTFul HTTP APIs using JSON-Schema or JSON API (jsonapi.org).
● Ability to architect and develop API only backend
● Experience in using ActiveRecordSerializer
● Understanding O-Auth2 or JWT (Json Web Token) authentication mechanisms.
● How to use RSpec
● Rails Security Best Practices
● PostgreSQL and Rails.
● SQL concepts like Joins, Relationships etc.
● Understanding DB Partition strategies.
● Knowledge about refactoring ActiveRecord Models (read this - “7 Patterns to
Refactor Fat ActiveRecord Models”).
● Understanding scaling strategies for a high-traffic Rails applications (2 million+
requests a day).
● Background Job processing using Redis and Sidekiq
● Experience in using Amazon Web Services (AWS) tools.
● Writing automated Deployment Scripts using Capistrano, Ansible etc.
● Sending emails in Rails
● Knowledge in Linux and Git is mandatory
Experience: 6 to 10 Years
Must have:
- Experience in leading teams and handling communication among engineers and product managers,and have worked with mobile teams and product teams.
- Experience working on RFC documentation.
- Experience in architecting the software, estimating tasks, breaking down into subtasks, prioritizing tasks as per need, and timely delivery.
Responsibilities:
- Designing and developing mobile-first applications.
- Creating and maintaining clean and clear front-end code and backend APIs for our web and mobile applications.
- Automation and Deployments of builds - Frontend and Backend.
- Application Performance And Error Monitoring and Automation
- Maintaining excellent test coverage for our code base.
- Follow best practices while reviewing pull requests
- Working with our shared services and field teams to identify application bottlenecks and make relevant architectural decisions.
- Working with our front-end application developers to optimize performance across our system.
- Designing administrative tools for our shared services and business development teams
- Constantly optimizing our code bases with an eye for modularity and legibility.
- Writing documentation for our external and internal APIs.
Requirements:
- Strong understanding of RESTful JSON web API design principles.
- Demonstrable experience with NodeJS, Express. JS, PostgreSQL, MongoDB
- Familiarity with popular NodeJS packages (e. g. express, socket-io).
- Must have experience with test driven development(TDD).
- Experience in JavaScript development.
- Experience in backend web development.
- Containerisation experience working with Docker/ Kubernetes/ Docker Swarm
- Familiarity with multiple additional programming languages/stacks.
- Experience with NoSQL databases, ideally MongoDB.
- Experience with RDBMS databases like MySQL/PostgreSQL.
- An excellent understanding of distributed systems and their tradeoffs.
- Excellent documentation skills.
- Ability to clearly articulate technical problems, design and implementation choices to a broad range of stakeholders (e. g. sales team, users, security experts).
- Experience working with web sockets.
- Familiarity with the AWS stack.
- Experience in application security testing.
- Familiarity with client-side JavaScript frameworks and best practices.
- Familiarity with CI/CD Pipeline.
- Contributions to open source communities.
Perks and Benefits
- Work from anywhere
- Competitive salary and bonus program
- Annual company retreats to fantastic places
- Unlimited Vacation Policy
- Great healthcare coverage
- Professional development allowance
- Internet Allowance
- Customised CMMversary rewards on your 1,3,5,7 and 10-year work anniversaries
- Career Enablement – We meld your upskilling initiatives with organization’s strategic planning
- Take your Birthday Off
We are looking for a highly capable Node.js developer to optimize our mobile-based application performance. You will be collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.
To ensure success as a Node.js developer, you should possess extensive knowledge of Node.Js based services and experience in a similar role. An accomplished Node.js developer will be someone whose expertise results in the stable, fast, and secure exchange of data between servers and end-users.
Roles and Responsibilities
- Actively participate in the overall application lifecycle.
- Focus on coding and debugging.
- Collaborate with front-end developers.
- Define and communicate technical and design requirements.
- Build a high-quality reusable code that can be used in the future.
- Create sustainable and functional web applications with clean codes.
- Learn about new technologies and stay up to date with current best practices.
- Conduct UI tests and optimize performance.
- Train, help, and support to other team members.
Requirements
- Hands-on backend mobile app/web development experience
- At least four years' experience as a Node.js developer.
- Hands-on experience of working on MongoDB database
- Knowledgeable of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3
- Good understanding of server-side CSS pre-processors
- Proven experience creating user authentication and authorization between multiple systems, servers, and environments
- Capability to integrate multiple data sources and databases into one system
- Proven experience managing of hosting environment, that includes database administration and scaling an application to support load changes
- Ability to setup, administer of backups, data migration, transformation, and scripting.
- Knowledgeable of OWASP security principles
- Understands “session management” in a server environment
- Tech/M.Tech in Computer Science or a related field
You have 7 years or more of backend development experience with expertise in designing and
implementing high-performance applications.
Worked with and built high performance products using Node Js/GoLang/ Python and have seen
the product evolution cycle from PoC to Production
You have a deep understanding of design principles and can rightly judge/implement solutions to
complex problems
You are capable of writing high-quality code that conforms to the standards and best practices in a
particular language/framework.
You have experience building a product using a mainstream library or framework.
You love to own end to end responsibility, starting from defining the problem statement (either
yourself or alongside your peers), development (PoC if needed), testing, releasing in staging & then
production environment, and finally monitoring.
We are looking for Interns or 0-1 Year experienced person for our IoT Division based out of Bangalore. Option for Work from Home is also available.
Qualification:
Any Graduate in Computer Science / Electronics / Information Science / Instrumentation from reputed institutions
Required Skills Experience:
- 1+ years of experience in Python with FastAPI must.
- 1+ years of experience in working with a database like PostgreSQL.
- Experience of working on any Linux based OS
- Experience of working on AWS
- Understanding of micro-services.
- Should be able to meet SLAs as per the priorities.
- Good communication skills.
- Ability to prioritize and execute tasks in a high-pressure environment.
Desired Skills Experience:
- Knowledge of Python, Django Framework or REST API.
- Knowledge of Docker and Redis.
- AWS Certified Solutions Architect Associate is a plus.
- Experience with Fast API.
- Exposure to CI/CD practices.
- Awareness of Shell scripting
Keywords: #AWS #EC2 #Python #Psql #Django #Docker #Redis #Kafka.








