
Ruby on Rails Full Stack Engineer
Job Description:
TeamExtn is looking for a passionate Ruby on Rails Engineer. It will be expected from you to build pragmatic solutions on mission-critical initiatives. If you know your stuff, see the beauty in code, have knowledge in depth and breadth, advocate best practices, and love to work with distributed systems, then this is an ideal position for you.
Does this click with you:
- 8 hour work day
- You know your stuff...
- Believe in quality more than deadlines
- Flat hierarchy
- Set the ground rules
- Become a part of the expansion
- Flexible working hours
- You will be responsible for:
- Collaborating on the design decisions
We are looking for:
- 3 of overall software development experience with Ruby on Rails
- Expertise working on SQL and No-SQL databases
- Experience using HTTP and AMQP transport mediums and streaming technologies like Kafka
- Inner-drive to take the team to the next level in a fast-paced environment
- Familiarity with Frontend libraries like React.js is big plus
Interview Process:
We schedule a technical round that can go up to 2 hours, where we have technical discussions plus remote pairing sessions.
We double-check the potential team member is a culture fit. Culture fit is as important to us as writing code. Once we know that you are a great fit, we discuss and finalize numbers on the same call. You will have three days to take up the offer.
TeamExtn is a niche software consulting agency to implement pragmatic solutions that believes in getting the work done more than talking big. Come and join us in our growth journey.
Location:
Mumbai preferred; remote is an option

About TeamExtn
About
Teamextn builds you the right team to deliver software products successfully. We work with you on the design, development, deployment, and maintenance of your products. We see beauty in code and at the same time, understand things from the business side.
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LOCATION
Delhi/Gurgaon (travel readiness outside home residence is important)
EXPERIENCE 5+ years
ROLES & RESPONSIBILITIES :
• Design, develop, and maintain scalable and secure web and desktop applications using .NET technologies.
• Design, develop, and maintain web and desktop applications usin.NET Framework and .NET Core technologies.
• Build scalable, secure, and high-performance web applications using ASP.NET, MVC, and Web API.
• Develop and optimize data access layers using Entity Framework and interact with SQL Server or other relational databases.
• Implement responsive front-end interfaces using HTML, CSS, JavaScript, and modern frameworks like Angular or React.
• Ensure cross-platform compatibility and responsiveness for web applications.
• Write clean, maintainable, and testable code following coding standards and best practices.
• Collaborate with cross-functional teams including designers, testers, and other developers throughout the SDLC.
• Participate in code reviews, troubleshooting, and performance tuning.
• Ensure application security, scalability, and reliability.
SKILLS AND QUALIFICATION
• 5+ years of professional experience in .NET application development.
• Minimum 5 years of experience in .NET development.
• Strong hands-on experience with C#, ASP.NET MVC, .NET Core, and Web API.
• Proficiency in Entity Framework and SQL Server or other relational databases.
• Solid front-end development skills with HTML, CSS, JavaScript, and experience with Angular or React.
• Strong understanding of object-oriented programming and design patterns.
• Experience in full-stack development with an ability to manage both backend and frontend requirements.
• Familiarity with version control systems like Git.
• Excellent debugging, problem-solving, and analytical skills.
Job Title: Backend Java Developer
Experience: 4–5 Years
Location: Bangalore
Employment Type: Full-time
Notice Period: Immediate to 15 days preferred
Job Summary:
We are looking for a skilled Backend Java Developer with 4–5 years of experience to design, develop, and maintain scalable backend systems. The ideal candidate should have strong expertise in Java, Spring Boot, and microservices architecture, along with a solid understanding of database management and API development.
Key Responsibilities:
- Design, develop, and maintain robust and scalable backend services using Java and Spring Boot
- Build and consume RESTful APIs and ensure high performance and responsiveness
- Work with microservices architecture and distributed systems
- Collaborate with frontend developers, QA teams, and DevOps for seamless integration
- Optimize applications for maximum speed and scalability
- Write clean, maintainable, and efficient code following best practices
- Troubleshoot and debug applications
- Participate in code reviews and technical discussions
Required Skills:
- Strong proficiency in Java (8/11/17)
- Hands-on experience with Spring Boot, Spring MVC, Spring Security
- Experience in building Microservices architecture
- Good knowledge of RESTful APIs and Web Services
- Experience with SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB)
- Familiarity with Hibernate/JPA
- Experience with Git version control
- Understanding of Docker, Kubernetes (preferred)
- Knowledge of message queues like Kafka/RabbitMQ (plus)
Qualifications:
- Bachelor’s degree in Computer Science, Engineering, or related field
- 4–5 years of relevant backend development experience
Good to Have:
- Experience with cloud platforms like AWS/Azure/GCP
- Exposure to CI/CD pipelines
- Knowledge of Agile/Scrum methodologies
Soft Skills:
- Strong problem-solving and analytical skills
- Good communication and teamwork abilities
- Ability to work in a fast-paced environment
We are looking for a Senior Backend Engineer with a strong background in building distributed, scalable, and high-performance backend systems. The ideal candidate has 6+ years of backend engineering experience, including 3+ years in microservices or distributed architecture, and deep expertise in Python, FastAPI, PostgreSQL, Redis, and async I/O patterns.
The candidate will own backend services end-to-end — from architecture and design to implementation, optimization, and production support — while working closely with cross-functional teams to deliver mission-critical systems.
Key Responsibilities
1. Backend Architecture & Development
- Architect, design, and implement backend services using Python (preferably FastAPI) with clean, maintainable, and scalable code.
- Develop microservice components, service communication layers, and distributed workflows.
- Build APIs and backend modules optimized for performance, fault tolerance, and low latency.
2. Distributed Systems & Scalability
- Design and maintain distributed systems capable of handling high throughput and large-scale operations.
- Implement inter-service communication patterns (REST, event-driven, message queues, pub/sub).
- Ensure system resiliency through redundancy, graceful degradation, and autoscaling strategies.
3. Asynchronous & Event-Driven Architecture
- Build async workflows, background tasks, and pipeline services leveraging asyncio or async frameworks.
- Develop event-driven components including producers, consumers, and event processors.
- Optimize I/O-heavy operations to maximize concurrency and throughput.
4. Data Storage, Pipelines & Caching
- Design relational schemas, write optimized SQL queries, and work with PostgreSQL performance tuning (indexes, partitions, query planning).
- Implement caching strategies, rate limiting, distributed locks, and session storage using Redis.
- Build data validation pipelines and compliance-driven data flows ensuring data correctness and auditability.
5. Security, Reliability & Observability
- Implement authentication, authorization, encryption, and secure API practices.
- Build monitoring, alerting, metrics, and tracing systems using modern observability tools.
- Diagnose production issues, identify bottlenecks, and drive long-term fixes and improvements.
6. Code Quality & Technical Leadership
- Conduct detailed code reviews and ensure engineering best practices across the team.
- Participate in technical roadmap planning, architectural discussions, and system design decisions.
- Mentor junior and mid-level engineers; drive a culture of technical excellence and ownership.
Required Qualifications
- 6+ years backend engineering experience.
- 3+ years building microservices or distributed systems.
- Strong expertise in Python and frameworks like FastAPI (or Flask/Django with async exposure).
- Deep understanding of async I/O, concurrency models, and asynchronous programming in Python.
- Strong experience with PostgreSQL (schema design, advanced queries, optimization).
- Hands-on experience with Redis for caching, queues, session management, and distributed patterns.
- Experience with event-driven architectures, message processing, or streaming systems.
- Solid understanding of system design, scalability principles, and API lifecycle management.
- Experience working with CI/CD pipelines, containerization (Docker), and cloud environments.
- Experience: 4.5 to 10 Years.
- Notice Period: Immediate to 15 days.
- Location: Bangalore.
- Budget:
- 4.5 to 6 Years: 14 LPA.
- 6.5 to 9 Years: 18 LPA.
Skills/Qualifications Required:
- Strong knowledge of Android Architecture with experience in Java and C/C++.
- Working experience in Android Generic Frameworks.
- Hands-on experience with GIT/Gerrit and resolving conflicts while applying AOSP patches.
- Proficiency in analyzing ANRs, tombstones, and system crashes.
- Experience with analyzing Google compliance issues (STS, CTS, GTS, VTS).
- Hands-on experience with JIRA.
- Expertise in Binder IPC, Manager Service, System Services, AOSP customization, and custom ROM development.
Key Skills required (Items in Bold are mandatory keywords) :
1. Proficiency in Python & Django
2. Solid understanding of Python concepts
3. Experience with some form of Machine Learning (ML)
4. Experience in using libraries such as Numpy and Pandas
5. Some form of experience with NLP and Deep Learning using any of Pytorch, Tensorflow, Keras, Scikit-learn or similar
6. Hands on experience with RDBMS such as Postgres or MySQL
7. Experience building REST APIs using DRF or Flask
8. Comfort with Git repositories, branching and deployment using Git
9. Working experience with Docker
10. Experience in deploying Django applications to AWS,Digital Ocean or Heroku
InnovationM is looking for a Java Developer with experience in Spring Boot, Microservices, and MongoDB to join our team. The ideal candidate should have hands-on experience in designing and developing REST APIs using Spring Boot, building microservices-based applications, working with MongoDB and have experience in deploying applications in AWS.
What you must be good at:
● Develop and maintain REST APIs using Spring Boot framework
● Build microservices-based applications using Spring Boot and related frameworks
● Design and develop data models and queries for MongoDB database
● Deploy applications in AWS using EC2, ECR, and other relevant AWS services
● Work in an Agile development environment
● Collaborate with cross-functional teams to deliver high-quality software
What you must be good at:
● 4+ years of experience in Java development
● Strong experience in Spring Boot and related frameworks
● Hands-on experience in building microservices-based applications
● Proficient in designing and developing REST APIs
● Strong experience in MongoDB, including data modeling and query optimization
● Good understanding of AWS services and deployment methodologies
● Experience working in an Agile development environment
● Proficient in Git and version control systems
• Minimum 5+ year of experience in Magento Development with In-depth knowledge of Magento framework, Frontend Architecture, Themes, Modules, Functionality, and Configuration.
• In-depth knowledge of Magento’s code structure, extension architecture, theming hierarchy, and fallback components
• Strong knowledge in Implementing API services like REST, SOAP
• Must have the ability to develop Magento Modules, Themes, UI Component/Widget, and customizing existing themes/modules.
• Good understanding of the Magento themes, layout, and templating systems.
• Experience in Less and Grunt Workflow.
• Experience in Knockout, Require JS, and Underscore.
• Experience in Customizing Magento jQuery Widgets
• Knowledge of HTML/ CSS, JS frameworks like Bootstrap
• Experience working in Magento 2.0
Who We are?
At e6data (https://e6x.io/" target="_blank">https://e6data.io) we’re building core algorithms that make querying 25 - 200X more performant (i.e. faster and/or cheaper) than every other analytics platform in the world. This results in billions of dollars of value unlocked across faster analytics, savings on computing/infra, and new use cases become possible.
Our core team has 100+ years of combined experience and 10+ patents across diverse but complementary disciplines like real-time databases, time-series databases, SQL OLAP engines, distributed computing platforms, stream processing, and log analytics. Two of the founding team are second-time founders with past exits.
We are passionate about solving the deepest and most important problems in computer science and believe in making our technology available to customers regardless of their location, size, or budget. Our vision is for e6data to power every analytical workload in the world - regardless of deployment scenario (cloud, on-premise, edge), across every use case (end-user queries, ETL / data pipelines), and every latency requirement (batch, streaming / real-time).
What you will do?
- Write awesome code
- Your primary focus will be on building our product around our core algorithms. You will collaborate with our Performance Engineering and DevOps teams.
- Identify tactical and long-term product improvements (could be code, script, etc.) so that e6data development is based on frictionless onboarding of customers
- Build our internal Data Platform using e6data
- Adding scalable functionality to the core e6data engine for new features like UDFs, SQL functions, etc
What we are looking for?
- Worked with Java for a minimum of 4 years
- Knowledge of SQL Query planning will also be good to have
- A passion for continuous learning and growth (both at a personal and team level)
- Strong team player
- Experience (or enjoys) working in a startup will be an added advantag
Currently, we are ongoing a Big Project for which we need an immediate Golang Developer for 6 Months on a contract basis with a strong understanding of quality design, problem-solving, contributing ideas on using the latest technologies etc. This role will involve collaboration with the business partners, product managers and other representatives. We’re looking for a highly skilled Senior Software Engineer to work closely with the product and the open-source community to build the Digirex vision. You’ll join a highly collaborative team working along with talented engineers focusing to be the best in Cloud-native ecosystem. You should also be willing to work with a start-up
Requirement:-
1. Strong PHP Core programming expertise
2. MySQL DB Model Design and Programming expertise
3. Strong skills in either Joomla or WordPress - at least one is needed.
4. Working know how of HTML 5/ CSS 3
5. Knowledge of SVN or any other version control tools
6. Must have solid REST/API implementation and integration concepts.
Preferred addons :-
1. Good to have Frontend Skills in - Javascript/JQuery/Bootstrap/Angular
2. Experience in common third-party social APIs (google, Facebook, eBay etc)
3. Experience with Payment Gateway integration with APIs like (paypal, payza, authorise.net, Firstdata, Ipayout, Stripe etc)
4. Any experience in Ionic / PhoneGap is a plus
Benefits
1. 6 months of probation period.
2. Working Days: Monday-Friday (As per International Standards).
3. Working Timings: 9 hours per day including break of 1 hour
4. Opportunities to learn and grow.








