Java + Python Full Stack Developer

Full-Stack Developer (Backend-Focused)

We are seeking a seasoned Full-Stack Developer with strong expertise in backend engineering using Python and Golang. In this role, you will take ownership of backend systems while contributing to the development of modern, responsive frontend interfaces. The focus will be on building secure, scalable, and high-performance applications, with emphasis on API development, database engineering, and cloud deployment.

Key Responsibilities

• Develop and enhance backend services using Python frameworks such as Django or FastAPI
• Design, build, and maintain RESTful APIs and microservices
• Work extensively with relational and NoSQL databases, including PostgreSQL, MySQL, and MongoDB
• Collaborate with frontend developers to integrate user-facing elements with backend logic
• Implement efficient, secure, and scalable application architectures
• Troubleshoot and resolve software defects across different environments
• Optimize performance and reliability of backend services
• Write clean, maintainable, and well-tested code following best practices
• Contribute to DevOps activities, including CI/CD pipelines and containerization

Required Skills & Qualifications

• 6+ years of experience in full-stack or backend-focused development
• Strong proficiency in Python with hands-on experience in frameworks like Django or FastAPI
• Solid understanding of SQL and NoSQL databases, including data modeling and query optimization
• Familiarity with modern frontend technologies such as React, Vue, or Angular
• Experience with Docker, Kubernetes, and at least one cloud platform (AWS, Azure, or GCP) is preferred
• Strong understanding of system design, distributed systems, and microservices architecture
• Experience with Git and CI/CD automation pipelines
• Excellent problem-solving skills and ability to work collaboratively

We are a 20-year old IT Services company from Kolkata working in India and abroad. We primarily work as SSP(Software Solutions Partner) and serve some of the leading business houses in the country in various software project implementations specially on  SAP and Oracle platform and also working on Govt & Semi Govt projects as outsourcing partner all over PAN India.

Designation-Full Stack-Java Developer
Location-Mumbai,Pune & Kolkata-Remote
Sal-Nego

Experience Required: 3 - 7 years

Skills Required:

 Develop applications using Java/JEE, Microservices, Spring, Spring Boot, JPA, Hibernate,

Spring MVC and Spring Data

 Nice to have Spring Integration

 Very strong in data structure and algorithm

 Experienced in Object-Oriented design

 Must have strong experience in Java and Spring Framework

 Excellent communication skills

 Must possess strong problem solving and troubleshooting skills

 JSP, Servlets, HTML, JavaScript, CSS, Angular, React

 Hands on experience in developing RESTFUL Microservices using spring boot and Web

Services using REST, JSON, SOAP, XML

 Linux / Unix operating systems

 SQL and databases like MySQL, PostgreSQL, Oracle

 Nice to have Cassandra, MongoDB

 Requirement analysis (use cases, user stories etc.)

 Worked in Agile Methodology & Scrums

 Used CI/CD or DevOps platform technologies e.g., Docker, Kubernetes, Git, Jenkins,

Artifactory etc.

 Proven ability to work cross-functionally

• Proficient in creating Web (Responsive) applications using Angular 8+, AngularJS, JavaScript, JQuery. 
• Experience developing/consuming RESTAPIs
• Knowledge of multiple back-end languages Like Java, Python and JavaScript frameworks(e.g. Node.js)
• Familiarity with databases (e.g.MSSQL, MySQL), and UI/UX design
• Hands-on experience with code versioning systems like Git, SVN. 

Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis.

Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.

We are backed by Y Combinator and other investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.

Join us, if you find this as exciting as we do!

Description:

We are looking for a skilled computer programmer who is comfortable with both front and back end programming. Hands-on with UI and server-side is highly desirable.

You will get hands-on experience in the latest technologies and skills like ReactJS, NodeJS, MongoDB, REST API etc. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.

Responsibilities:
- Developing front end app components.
- Developing backend apis and middlewares.
- Designing and scaling databases and servers.
- Ensuring responsiveness and cross-platform compatibility of applications.
- Owning and delivering end-to-end products, features, enhancements.

Requirements:
- Degree in Computer Science or related discipline with 3-7 years of experience.
- Proficiency with fundamental front end languages such as HTML, CSS and JavaScript
- Hands on with Reactjs or similar framework/library.
- Proficiency with server side languages such as Nodejs, Python, PHP.
- Prior experience with at least one no-sql database such as MongoDB.
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Very high sense of ownership.
- Deep interest and passion for technology

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.

Description

We are looking for an experienced IT MEAN Stack Developer who has an indepth knowledge and skills encompassing the front end, back end, language, Server, API, Database, DevOps processes.

Roles and Responsibilities

• Developing front end website architecture
• Designing user interactions on web pages
• Developing back end website applications
• Creating servers and databases for functionality
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications
• Working alongside graphic designers for web design features
• Seeing through a project from conception to finished product.
• Designing and developing APIs
• Meeting both technical and consumer needs
• Staying abreast of developments in web applications and programming languages.

Technical Experience/skills & Qualifications required:

• Degree in Computer Science
• 6 to 8 years of experience in Information Technology with atleast 4+ years in MEAN stack development
• Highly experienced with back-end programming languages Ex: Python, Ruby, Java, .NET, JavaScript etc
• Proficient experience using advanced JavaScript libraries and frameworks such as AngularJS, ReactJS, Node JS, KnockoutJS, BackboneJS, etc.
• Development experience for both mobile and desktop.
• Understanding of server-side languages including such-as Jade, EJS, Jinja, etc.
• Experience with cloud message APIs and usage of push notifications
• Experience in development using the DevOps tools like Kubernetes, GitHub, Jenkins
• Experience in developing applications on the cloud platform especially AWS
• Familiarity with database technology such as MySQL, Oracle, and MongoDB
• Understanding and implementation of security and data protection.
• Experience working with JIRA and Gitlab
• Maintain code integrity and organization
• Experience working with graphic designers and converting designs to visual elements.