Senior Full Stack Engineer

Job Title : Senior Software Engineer (Full Stack Capability)

Experience : 4+ Years

Location : West Patel Nagar, New Delhi

Employment Type : Full-Time

About the Role :

We are looking for a highly skilled Senior Software Engineer with 4+ years of experience in designing, developing, and maintaining scalable web applications. The ideal candidate should have strong backend expertise in Java, Python and Node.js while also being capable of handling frontend development when required.

This role requires excellent problem-solving abilities, ownership mindset, and strong communication skills to collaborate effectively with cross-functional teams and stakeholders.

Key Responsibilities :

• Design, develop, and maintain robust backend applications using Java and Node.js.
• Build and consume RESTful APIs and microservices.
• Develop scalable, secure, and high-performance applications.
• Work with frontend technologies to build and enhance user-facing features.
• Collaborate with product managers, designers, and other developers to deliver business requirements.
• Optimize application performance, troubleshoot issues, and implement best practices.
• Write clean, maintainable, and well-documented code.
• Participate in code reviews and contribute to technical discussions.
• Manage database design, optimization, and integrations.
• Ensure application security, scalability, and reliability.

Required Skills & Qualifications :

• 4+ years of professional software development experience.
• Strong hands-on experience with Java, Spring Boot, and related backend frameworks.
• Strong experience with Node.js, Express.js, and API development.
• Good understanding of Microservices Architecture.
• Experience with MySQL, PostgreSQL, or MongoDB.
• Knowledge of Redis, caching mechanisms, and message queues is a plus.
• Familiarity with cloud platforms such as AWS, Azure, or GCP.
• Experience with version control systems like Git.
• Understanding of CI/CD pipelines and deployment processes.

Frontend Requirements :

• Ability to work on frontend development when required.
• Experience with React.js, JavaScript, TypeScript, HTML5, and CSS3.
• Understanding of responsive design and modern UI development practices.

Soft Skills :

• Excellent verbal and written communication skills.
• Strong stakeholder management and client interaction abilities.
• Ability to work independently and take ownership of projects.
• Strong analytical and problem-solving skills.
• Team player with a collaborative mindset.

Preferred Qualifications :

• Experience working in product-based or fast-paced startup environments.
• Knowledge of Docker, Kubernetes, and DevOps practices.
• Experience with Agile/Scrum methodologies.

Role Description

This is a full-time on-site role for a Python Full Stack Developer located in Pune. You will be responsible for end-to-end development of scalable, AI-driven web applications. Day-to-day tasks involve architecting asynchronous backend services using Python and FastAPI, building dynamic user interfaces with ReactJS, and managing cloud infrastructure on AWS. You will collaborate with data scientists and product teams to integrate AI models into enterprise solutions while ensuring high performance and reliability.

Key Responsibilities

1.      Design and develop high-performance asynchronous APIs using Python and FastAPI.

2.      Build responsive, interactive frontends using ReactJS, HTML, CSS, and Tailwind CSS.

3.      Implement distributed task queues and caching mechanisms using Celery and Redis.

4.      Architect and optimize databases, managing both structured (PostgreSQL) and unstructured (MongoDB) data.

5.      Deploy and manage infrastructure on AWS (EC2, Lambda, S3) and maintain CI/CD pipelines for automated deployment.

6.      Integrate AI/ML models into production workflows and optimize system performance for scalability.

7.      Ensure application security, data privacy, and code quality through best practices and regular testing.

Required Skills & Qualifications

1.      3–5 years of experience in full-stack development with a strong focus on Python.

2.      Proficiency in FastAPI and deep understanding of asynchronous programming (asyncio).

3.      Solid experience with ReactJS, HTML, CSS, JavaScript, and Tailwind CSS.

4.      Hands-on experience with Celery and Redis for background task processing.

5.      Working knowledge of AWS services and containerization tools like Docker.

6.      Proficiency in database management using PostgreSQL and MongoDB.

7.      Experience setting up CI/CD pipelines (Jenkins, GitHub Actions, etc.) and version control (Git).

8.      Strong understanding of RESTful API design, microservices, and security best practices.

Role Overview

We are seeking a proficient Full Stack Developer with expertise in Java and React.js / Angular to join our dynamic team. The ideal candidate will be responsible for developing and maintaining scalable web applications, ensuring seamless integration between front-end and back-end systems.

Key Responsibilities

• Develop and maintain web applications using Java (Spring Boot) and React.js/ Angular.
• Design and implement RESTful APIs and microservices.
• Collaborate with cross-functional teams to define and deliver new features.
• Ensure application performance, scalability, and security.
• Participate in code reviews and maintain code quality standards.

Required Skills

• Strong proficiency in Java, Spring Boot, and React.js / Angular.
• Experience with RESTful APIs and microservices architecture.
• Familiarity with HTML, CSS, JavaScript, and modern front-end frameworks.
• Knowledge of version control systems like Git.
• Understanding of Agile development methodologies.

Job Description below :

Required Skills

BSc/B.E./B.Tech in Computer Science or an equivalent field.

5+ years' solid commercial experience in software development using experience using Java8, Spring boot, Hibernate, Spring Cloud and related frameworks.

Experience with Angular 8+ versions, B.J‹JS 6, IS/TypeScript

Knowledge of HTML/CSS

Good understanding of Design Patterns

Proficiency with SQL database development, including data modelling and DB performance tuning

Ability to work with customers, gather requirements and create solutions independently

Active participation within and among teams and colleagues distributed globally

Excellent problem-solving skills, in particular a methodical approach to dealing with problems across distributed systems.

Agile development experience

Desired Skills

Experience with angular forms

Experience with dynamic forms/ dynamic angular components

Experience with java Spring boot

Knowledge of Kafka Stream Processing

Understanding of secure software development concepts, especially in a cloud platform

Good communication skills.

Strong organizational skills.

Understanding of test management and automation software (e.g. ALM, Jira, JMeter).

Familiarity with Agile frameworks and Regression testing.

Previous experience within the Financial domain.

We are looking for a highly capable Node.js developer to optimize our web-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.

Node.js Developer Responsibilities:

• Developing and maintaining all server-side network components.

• Ensuring optimal performance of the central database and responsiveness to front-end requests.

• Collaborating with front-end developers on the integration of elements.

• Designing customer-facing UI and back-end services for various business processes.

• Developing high-performance applications by writing testable, reusable, and efficient code.

• Implementing effective security protocols, data protection measures, and storage solutions.

• Running diagnostic tests, repairing defects, and providing technical support.

• Documenting Node.js processes, including database schemas, as well as preparing reports.

• Recommending and implementing improvements to processes and technologies.

Node.js Developer Requirements:

• Bachelor's degree in computer science, information science, or similar.

• At least 4+ yrs experience as a Node.js developer.

• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.

• Experience collaborating in an agile environment alongside designers, analysts, and product owners.

• Experience designing and documenting APIs (we use Node.js, Express, OpenAPI Spec)

• Experience in building scalable production services and monitoring performance (we use Kibana, New Relic)

• Knowledge of front-end technologies such as HTML5 and CSS3.

• Superb interpersonal, communication, and collaboration skills.

• Exceptional analytical and problem-solving aptitude.

• Great organizational and time management skills.

• Availability to resolve urgent web application issues outside of business hours.

1. About the Job

Upside Digital is looking for a brilliant mind to help build its portfolio FinTech Startup, https://www.instaval.co/">InstaVal. The role of the FS Developer is ideal for smart coders who have the technical expertise and passion to turn our vision into a living product.

1. You will 

• Work with product lines to implement functional & non-functional business requirements into working software, including APIs, web services, etc.
• Enhance existing web solutions to ensure scalability across customer's new business requirements. 

1. You have

• Good Communication Skills. 
• Good personal work ethics and a well-rounded team player. 
• Ability to own and start projects with the team and manage to deliver in timely manner. 

1. You’re skilled at

• Microsoft .NET Framework (C#).
• Web development (http://asp.net/">ASP.NET, web services, WCF, JavaScript, NodeJS, AngularJS, HTML5, CSS).
• MongoDB or Microsoft SQL, MySQL, NoSQL.
• Staying on top of technology trend and contribute to technical design throughout project.

• Experience or familiar with a SaaS business.
• Past startup experience.

• InstaVal is a tech-enabled Business Valuation and Deal Discovery Platform made to promote equity investments in early stage business.
• Our vision is (i) to empower founders and (ii) enable ecosystem stakeholders to efficiently deliver their set of investment advisory & support services.
• An opportunity for you to be part of a global disruptive startup in the corporate finance space.
• We encourage creative thinking, independent responsibilities for business results & team collaboration.
• We have lives outside of work.

• Airtime: Full-time basis - five days a We’re not civil service officials neither.
• Compensation structure: Salary, Bonus, Equity.
• Location: Dubai,
• Unlimited paid time off as long as you get **** done.
• Start Period: November 2019