


Job description
Key Responsibilities
- Design, develop, and maintain serverless applications using AWS services such as Lambda, API Gateway, DynamoDB, and S3.
- Collaborate with front-end developers to integrate user-facing elements with server-side logic.
- Build and maintain RESTful APIs to support web and mobile applications.
- Implement security best practices for AWS services and manage IAM roles and policies.
- Optimize application performance, scalability, and reliability through monitoring and testing.
- Write clean, maintainable, and efficient code following best practices and design patterns.
- Participate in code reviews, providing constructive feedback to peers.
- Troubleshoot and debug applications, identifying performance bottlenecks and areas for improvement.
- Stay updated with emerging technologies and industry trends related to serverless architectures and Python development.
Qualifications
- Bachelors degree in Computer Science, Engineering, or related field, or equivalent experience.
- Proven experience as a Python backend developer, with a strong portfolio of serverless applications.
- Proficiency in AWS services, particularly in serverless architectures (Lambda, API Gateway, DynamoDB, etc.).
- Solid understanding of RESTful API design principles and best practices.
- Familiarity with CI/CD practices and tools (e.g., AWS CodePipeline, Jenkins).
- Experience with containerization technologies (Docker, Kubernetes) is a plus.
- Strong problem-solving skills and the ability to work independently and collaboratively.
- Excellent communication skills, both verbal and written.
Preferred Skills
- Experience with frontend technologies (JavaScript, React, Angular) is a plus.
- Knowledge of data storage solutions (SQL and NoSQL databases).
- AWS certifications (e.g., AWS Certified Developer Associate) are a plus.

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Position: Python Developer
Location: Andheri East, Mumbai
Work Mode: 5 Days WFO
Availability: Immediate joiners only (or notice period completed)
What We're Looking For:
✅ 2+ years of solid Python development experience
✅ Django framework expertise - must have!
✅ FastAPI framework knowledge - essential!
✅ Database skills in MongoDB OR PostgreSQL
✅ Ready to work from office 5 days a week
Company Description
NonStop io Technologies, founded in August 2015, is a Bespoke Engineering Studio specializing in Product Development. With over 80 satisfied clients worldwide, we serve startups and enterprises across prominent technology hubs, including San Francisco, New York, Houston, Seattle, London, Pune, and Tokyo. Our experienced team brings over 10 years of expertise in building web and mobile products across multiple industries. Our work is grounded in empathy, creativity, collaboration, and clean code, striving to build products that matter and foster an environment of accountability and collaboration.
Role Description
This is a full-time hybrid role for a Java Software Engineer, based in Pune. The Java Software Engineer will be responsible for designing, developing, and maintaining software applications. Key responsibilities include working with microservices architecture, implementing and managing the Spring Framework, and programming in Java. Collaboration with cross-functional teams to define, design, and ship new features is also a key aspect of this role.
Responsibilities:
● Develop and Maintain: Write clean, efficient, and maintainable code for Java-based applications
● Collaborate: Work with cross-functional teams to gather requirements and translate them into technical solutions
● Code Reviews: Participate in code reviews to maintain high-quality standards
● Troubleshooting: Debug and resolve application issues in a timely manner
● Testing: Develop and execute unit and integration tests to ensure software reliability
● Optimize: Identify and address performance bottlenecks to enhance application performance
Qualifications & Skills:
● Strong knowledge of Java, Spring Framework (Spring Boot, Spring MVC), and Hibernate/JPA
● Familiarity with RESTful APIs and web services
● Proficiency in working with relational databases like MySQL or PostgreSQL
● Practical experience with AWS cloud services and building scalable, microservices-based architectures
● Experience with build tools like Maven or Gradle
● Understanding of version control systems, especially Git
● Strong understanding of object-oriented programming principles and design patterns
● Familiarity with automated testing frameworks and methodologies
● Excellent problem-solving skills and attention to detail
● Strong communication skills and ability to work effectively in a collaborative team environment
Why Join Us?
● Opportunity to work on cutting-edge technology products
● A collaborative and learning-driven environment
● Exposure to AI and software engineering innovations
● Excellent work ethic and culture
If you're passionate about technology and want to work on impactful projects, we'd love to hear from you
We are looking for a Java Backend Developer to join our team. You will be responsible for developing and maintaining the server-side logic and databases of our applications, ensuring they run smoothly and efficiently.
Responsibilities:
- Write and maintain server-side code using Java.
- Develop and integrate APIs to support frontend functionality.
- Work with databases to store, retrieve, and manipulate data.
- Troubleshoot, debug, and optimize backend performance.
- Collaborate with frontend developers to integrate backend and frontend systems.
- Write unit tests to ensure code quality.
Required Skills:
- Strong experience with Java.
- Familiarity with Spring Boot or other Java frameworks.
- Knowledge of relational databases (e.g., MySQL, PostgreSQL).
- Understanding of REST APIs.
- Experience with version control systems (e.g., Git).
- Basic knowledge of unit testing (e.g., JUnit).
Preferred Skills:
- Familiarity with Microservices and cloud platforms.
- Experience with Docker and containerization.
Greetings from Wissen Technology!
We are hiring Java Developers for Mumbai location.
Exp - 4 - 8 years
Location - Mumbai (Goregaon) - Hybrid
Notice Period - immediate or serving notice period only
Interview Process - Initial rounds virtual + Final round F2F
Software Engineer/Senior Software Engineer/Lead Engineer-Java
· Experience in Core Java 5.0 and above, Data Structures, OOPS, Multithreading, Algorithms, Collections, Unix/Linux
· Possess good architectural knowledge and be aware of enterprise application design patterns.
· Should have the ability to analyse, design, develop and test complex, low-latency client-facing applications.
· Good development experience with RDBMS
· Good knowledge of multi-threading and high volume server side development
Basic working knowledge of Unix/Linux
· Excellent problem solving and coding skills in Java
· Strong interpersonal, communication and analytical skills.
· Should have the ability to express their design ideas and thoughts.
Job Brief-
· Understand product requirements and come up with solution approaches
· Build and enhance large scale domain centric applications
· Deploy high quality deliverables into production adhering to the security, compliance and SDLC guidelines



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

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


- Expert in Python, with knowledge of Python web framework Django
- Familiarity with some ORM (Object Relational Mapper) libraries
- Able to integrate multiple data sources and databases into one system
- Basic understanding of front-end technologies, such as JavaScript, HTML5 and CSS3
- Familiarity with event-driven programming in Python
- Strong experience on Linux
- Solid database skills in a relational database (i. e. PostgresSQL)
- Able to create database schemas that represent and support business processes
- Strong unit test and debugging skills
- Proficient understanding of code versioning tools (git)
- Experience on RESTful APIs
- Experience deploying on AWS is desirable
- Experience on Automation Builds using Jenkins and other popular frameworks
- Strong analytical and problem-solving skills paired with the ability to develop creative and efficient solutions
- Excellent interpersonal, leadership, influence and communication skills
- Experience in designing scalable micro-services is desirable


- 2- 4 years’ experience in solution integration/delivering, and interfacing with customers.
- Hands-on experience in SQL and PL/SQL.
- Experience of working in agile teams in implementing large scale digital solutions.
- Good in programming & analytical skills
- Experience in dynamic programming language Python with Django
- Good understanding on enterprise integration, API development, and scalability
- Experience in Software Tools like: Git, Visual Studio code, Jenkins
- Solid experience in System Integration cycles, e.g., code review, source control, code
- quality
- automation scanning, bug scrub, feature testing and product release.
- Able to handle oncall support for bugs caused from delivery
- We are looking for people to co-work with us at our base location (Chennai)
- Ability to co-work with internal teams to optimise and fine tune the integration process
- and move towards a low-code integration framework
We are looking for a Backend Developer to join our new team over a WFH role to join immediately.
We have an exciting opportunity on our team for a strong member with exceptional development skills in the field of Backend and Cloud Computing. The primary responsibility of the Software Researcher / Engineer is to develop and improve the backend. The candidate must have a deep understanding of AI model deployment with scalability and proper knowledge of cloud services (GCP, AWS). Additional knowledge on REST Api, socket programming and live streaming is preferred. Qualified candidates will be driven self-starters, robust thinkers, strong collaborators, and adept at operating in a highly dynamic environment. We look for colleagues who are passionate about our product and embody our start-up values.
Responsibilities and Duties
Responsibilities
Knowledge of WSGI, ASGI server development.
Experienced with
Deep understanding of Django, Flask, HTML rendering, Javascripts, Angular.
Dynamic and interactive web application development.
Pytorch and Tensorflow based model deployment and maintain scalability.
Exposure to live streaming and socket programming.
Understanding of Database Management.
Load balancing and queuing services on Cloud Instances.
API testing and deployment services.
Deployment and maintenance of Cloud services (GCP, AWS).
Working with edge devices.
Qualifications and Skills
Minimum Qualifications
2+ years of Full-Time (not internships or side projects) working experience in Backend Development targeted to product development.
Experience with video streaming via rtsp and ffmpeg is a must.
Experience leading engineering teams from first-concept to ship.
Computer vision algorithms on cloud: Research, architect, and implement high-performance computer vision software in the cloud with state-of-the-art capabilities.
Experience working with OpenCV.
Knowledge software optimization and embedded programming is a plus
Preferred Qualifications:
Experience in scalable cloud infrastructure development with AWS or GCP.
Experience in Edge infrastructure deployment
Education
B.Tech or MS in Computer Science or Electrical Engineering (with a minimum of 2+ years of relevant experience). Or B.tech with a strong product background.

