Senior Java Developer

Job Title : Full Stack Engineer

Location : New Delhi

Job Type : Full-Time

About the Role :

We are seeking a passionate Full Stack Engineer who enjoys building scalable, high-performance applications across web and mobile platforms.

This role is ideal for someone eager to work in a fast-paced startup environment, contributing across the full development lifecycle.

Mandatory Skills :

React.js, Next.js, React Native, Node.js, Express.js, PostgreSQL, AWS (EC2/S3/RDS/IAM), RESTful APIs.

Key Responsibilities :

• Design, build, and maintain scalable applications for web and mobile.
• Translate UI/UX wireframes into efficient, reusable, and maintainable code.
• Optimize applications for maximum performance, scalability, and reliability.
• Work on both front-end and back-end development using modern frameworks.
• Participate in code reviews, debugging, testing, and deployment.
• Collaborate with cross-functional teams to deliver high-quality products.

Requirements :

• Experience : 1+ years of software development (internships + full-time combined acceptable).
• Frontend Skills : React.js, Next.js, React Native.
• Backend Skills : Node.js, Express.js, RESTful APIs.
• Database : Strong knowledge of PostgreSQL.
• Cloud : Exposure to AWS services (EC2, Elastic Beanstalk, RDS, S3, ElasticCache, IAM).
• Additional : Experience with Redis and BullMQ is a strong plus.
• Strong debugging, problem-solving, and analytical skills.
• Enthusiasm for working in a dynamic startup environment.

Key Responsibilities

• Design, develop, and maintain scalable microservices and RESTful APIs using Python (Flask, FastAPI, or Django).
• Architect data models for SQL and NoSQL databases (PostgreSQL, ClickHouse, MongoDB, DynamoDB) to optimize performance and reliability.
• Implement efficient and secure data access layers, caching, and indexing strategies.
• Collaborate closely with product and frontend teams to deliver seamless user experiences.
• Build responsive UI components using HTML, CSS, JavaScript, and frameworks like React or Angular.
• Ensure system reliability, observability, and fault tolerance across services.
• Lead code reviews, mentor junior engineers, and promote engineering best practices.
• Contribute to DevOps and CI/CD workflows for smooth deployments and testing automation.

Required Skills & Experience

• 10+ years of professional software development experience.
• Strong proficiency in Python, with deep understanding of OOP, asynchronous programming, and performance optimization.
• Proven expertise in building FAST API based microservices architectures.
• Solid understanding of SQL and NoSQL data modeling, query optimization, and schema design.
• Excellent hands on proficiency in frontend proficiency with HTML, CSS, JavaScript, and a modern framework (React, Angular, or Vue).
• Experience working with cloud platforms (AWS, GCP, or Azure) and containerized deployments (Docker, Kubernetes).
• Familiarity with distributed systems, event-driven architectures, and messaging queues (Kafka, RabbitMQ).
• Excellent problem-solving, communication, and system design skills.

About the Role: We’re looking for a Full-Stack Developer who is comfortable working across both web and mobile platforms to join our growing tech team. You will be responsible for developing user-facing applications, building scalable backend services, and deploying high-quality digital experiences that impact real users. This is an exciting opportunity to work in a dynamic startup environment, where you’ll play a critical role in shaping both product and technology. You’ll collaborate closely with our design, backend, and product teams to develop and maintain new features across our platforms. We’re not just looking for a coder - we’re looking for someone passionate about solving problems, learning fast, and building user-first experiences across devices.

Responsibilities: Web Development Develop responsive web interfaces using React.js, JavaScript, HTML, and CSS. Optimize frontend performance for mobile and desktop platforms. Work closely with UI/UX designers to implement intuitive user experiences. Mobile App Development Build and maintain cross-platform mobile apps using React Native (or Flutter, if applicable). Ensure smooth user experience and performance across Android and iOS devices. Manage versioning, updates, and publishing to Play Store and App Store. Backend Development Develop and maintain backend APIs using Node.js and Express.js. Integrate with MongoDB / MySQL databases for data persistence. Work with third-party APIs and handle authentication, authorization, etc. DevOps & Deployment Handle app deployment pipelines and basic CI/CD workflows. Monitor, debug, and resolve production issues. Use Git and version control best practices for code collaboration.

Bonus Skills (Nice to Have): Experience with TypeScript, Firebase, AWS, or Expo Familiarity with push notifications, in-app purchases, etc. Basic knowledge of server-side rendering or Next.js Experience with analytics, performance monitoring, or testing frameworks

What will your job look like?

• Develop product modules and enhancements as per functional specs
• Assist in preparing functional and technical design specifications
• Work with business analysts, QA, and IT departments as required

All you need is…

• Strong analytical abilities and problem-solving skills applying software engineering principles
• Ability to work in a collaborative team environment while also being able to execute work independently
• Ability to write modular, clean, efficient code
• Eagerness to learn and interest in new technologies
• Ability to work in a fast-paced, start-up environment
• Diligence in all aspects of work performed

Must Have

Technical Skills

• Backend languages/frameworks:
• J2EE (Java, JSP, Servlets)
• Spring Framework ecosystem and micro-services
• Tag Libraries
• UI layer programming:
• HTML
• DHTML
• JavaScript
• cascading style sheets (CSS)
• React/Angular
• Databases:
• SQL queries, indexing, views

Work Experience

• 3+ years of relevant software development experience
• Usage of SVN or similar SCM system
• Usage of Eclipse or similar IDE

Educational Experience

• Bachelor's degree in Computer Science or a related field

At Pratishthan we are looking for enthusiastic software engineers with up to 5 years of work experience with great programming and problem-solving skills. You should be open to working in any of the tech stacks, as technology is just a means to deliver the solution to customer problems. Preferred technologies are Java, spring boot, Node JS or C++.  However, specific tech stack experience is not a prerequisite if the candidate has relevant experience and is open to learning. 

You will be part of an engineering team developing large cloud-based enterprise applications. Currently, the team @Pratishthan consists of passionate experienced individual contributors who want to make a difference in the software product landscape in India.

Requirements:

• Candidates should be hands-on developers with a strong command of data structures, algorithms, programming fundamentals and DBMS concepts.
• We look for people who have good conceptual clarity and can recognize patterns and come up with multiple approaches to solve problems.
• Candidates should have exposure to designing components as part of applications, independently. 
• Good scores in any of the online coding platforms like LeetCode, CodeChef, HackerRank etc. would be preferred. (Please specify the scores in the resume.)
• Experience in designing and developing microservices, event- driven systems, cloud platforms, data analytics etc would be added advantage.
• Looking for professionals who are passionate and self-driven to learn newer technologies and enjoy challenging work.

Full Stack Python Engineer at Silicon Valley AI Startup

Roles & Responsibilities:-

Coding and Development. The desired candidate will be responsible for developing next-generation web applications & software products
Analyzing requirements, problems and solving them with the best solution.
Producing high-quality code without much supervision and on-time delivery.
A high degree of passion for developing the ability to rapidly learn and apply new technologies to meet business goals is crucial.
Proficiency in design patterns.
Extensive experience with writing code accessing and manipulating the databases.
Must have worked on Web Services, E-commerce, CRM, e-learning products, etc 
Interacting & working with the design team to match code with design layout.
Working in a cross-functional team, collaborating with peers during the entire SDLC.