Software Development Engineer (Full Stack)

Role Description

We are seeking a full-time AI Developer specializing in Generative AI and Large Language Models (LLMs) to join UpSolve Solutions in Mumbai. This client-facing, on-site role involves designing, developing, and deploying AI models, specifically focusing on GenAI and LLMs. The AI Developer will leverage expertise in machine learning, natural language processing, and data science to build cutting-edge AI solutions that drive business innovation and solve complex challenges.

Qualifications

• Proficiency in Python
• Strong projects in Flask + JS
• Excellent problem-solving, critical thinking, and analytical skills
• Strong communication and presentation skills, with the ability to convey technical concepts to non-technical stakeholders
• Bachelor's or Master’s degree in a relevant field (e.g., Computer Science, Artificial Intelligence, Data Science)

Position Overview

We are seeking an experienced Lead Full Stack Developer to join our dynamic team in Bangalore. The ideal candidate will lead full-stack development initiatives, mentor the development team, and deliver scalable, secure, and high-performing solutions using modern technologies.

Key Responsibilities

• Develop and maintain front-end components using AngularJS.
• Build secure RESTful APIs and backend services using Spring Boot.
• Integrate and manage MongoDB for efficient data storage and retrieval.
• Collaborate closely with UI/UX designers, product managers, and QA teams.
• Ensure application performance, responsiveness, and scalability.
• Participate in code reviews and enforce coding best practices.
• Debug and resolve technical issues across the full stack.
• Write and maintain unit and integration tests for frontend and backend.
• Manage Git-based version control and CI/CD pipelines.
• Provide technical leadership and mentor junior developers.

Required Qualifications

Education & Experience:

• Minimum 5 years of professional software development experience.
• Bachelor’s degree in Computer Science, Engineering, or related field.
• Proven track record in full-stack development.

Technical Skills:

• Proficient in AngularJS, JavaScript, TypeScript, HTML, CSS.
• Strong backend skills using Java & Spring Boot.
• Experience with MongoDB, including schema design and queries.
• Solid understanding of REST APIs, HTTP protocols, and web architecture.
• Hands-on experience with Postman, Maven, Git.
• Familiarity with JSON, XML, and serialization formats.
• Strong knowledge of web security best practices.
• Understanding of Agile development methodologies.
• Experience managing CI/CD pipelines.

Leadership Skills:

• Prior experience leading a development team (preferred).
• Ability to mentor, guide, and coach junior developers.
• Strong project planning and coordination abilities.

Soft Skills:

• Exceptional leadership and collaboration skills.
• Strong analytical thinking and problem-solving abilities.
• Excellent verbal and written communication skills.
• Ability to work under pressure and meet tight deadlines.
• Strategic thinking with attention to detail.
• Adaptability to rapidly changing technologies.
• Effective time management and organizational skills.

Preferred (Good-to-Have):

• Background or understanding of electrical systems.
• Experience with cloud platforms & deployment strategies.
• Knowledge of modern frameworks and emerging technologies.

Responsibilities:

• Work with product managers to find solutions to critical problems, face internal customers, and create requirements.
• Triage and fix critical issues that arise in the field that affect our core product.
• Manage git repositories, pull requests, and review code.
• Communicate properly & promptly with all stakeholders.
• Build a proof-of-concept for new products from scratch.
• Optimize, clean up, and comment on the existing codebase.

Requirements:

• Must have 5-8 years of hands-on engineering experience.
• Must be an expert in JavaScript/Typescript with ES6+ features, Node.js, ReactJS, and Redux
• Must be an expert in HTML5 CSS3 SASS, and Webpack.
• You are proficient with RESTful API design and implementation using Node.js.0
• Proficiency in relational (MySQL, Cloud Spanner etc. ) and non-relational (MongoDB, Google Cloud Firestore etc. ) databases.
• Must be an expert in data structure and creating highly optimized algorithms.
• Should have a working knowledge of GCP services like App Engine, CloudSQL, Compute Engine etc.
• Should have a working understanding of microservices patterns, serverless design, and event-based architecture.
• Willingness to learn new programming languages, frameworks, and paradigms.

• Web application development experience in HTML5, CSS3, Javascript (including new ES features), Python
• Hands-on experience in any one of the python-based backend frameworks like Django or Flask or Pyramid along with end to end testing
• Hands-on experience in building high performant React applications
• Hands-on experience working with Object Oriented JavaScript (OOJS), JavaScript libraries and their practical uses in building complex interactive experiences
• Hands-on experience working with TDD in JS with the help of frameworks like Mocha, Chai, Jest, Enzyme, React Testing Library etc.
• In depth knowledge of SQL is a must. SQL Technologies that are desired are MySQL, PostGres, Oracle
• Experience in state management libraries like Redux and MobX
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Familiarity with various component libraries and design systems
• Proficient in using media queries and CSS frameworks like bootstrap or foundation for implementing responsive web design patterns in the applications
• Knowledge of common JavaScript design patterns
• Experience in owning Code Quality and Code Review processes
• Experience on Node.js is an advantage
• Work "in the trenches" with junior developers to implement large features that wow our clients
• Partner with Managers, Business Analysts, and test analysts to develop realistic implementation plans with a focus on quality, sustainability, and delivering value to our clients
• Stand up for coding best practices that ensure quality products: automated testing, unit testing, agile development, continuous integration, code reviews, and technical design
• Improve technical skills of self and the team
• Research industry trends and web technologies, and promote adoption of best-in-class web tools and technologies
• Understand client business issues and actively participate in designing solutions and features that meet client needs
• Take initiative to advance the quality, responsiveness, architecture, or design of our solution, if you want to make it happen you can.
• Excellent organizational and task management skills
• Strong oral and written communication skills
• Ability to work in global cross-office teams
• Fluency in English is required

• Strong at Core Java and OOPs concepts

• Exposure to Spring, Spring Boot and Spring Security
• Exposure to implementation of RESTful APIs
• Exposure to programming using Queues and No SQL database
• Good understanding about JavaScript, JQuery and HTML
• Good understanding about Data Structures and Multithreaded Programming
• Good understanding about Design Patterns
• Good understanding about Standard and Secure Coding practices

We’re looking for a Full Stack developer who will take on a key role on our team. This Full Stack developer must have knowledge in all stages of software development.

You’ll be working alongside other engineers and developers, collaborating on the various layers of the infrastructure for our client.

Full Stack Developer Skills and Expertise 

Below is a list of several skills and responsibilities of Full Stack developers.

• Design overall architecture of the web application.
• Maintain quality and ensure responsiveness of applications.
• Collaborate with the rest of the engineering team to design and launch new features.
• Maintain code integrity and organization.
• Understanding and implementation of security and data protection.
• Experienced with PHP, MYSQL,
• Proficient experience using advanced JavaScript libraries and frameworks such as AngularJS, KnockoutJS, BackboneJS, ReactJS Etc..
• Development experience for both mobile and desktop.
• Understanding of client-Server Architecture.
• Understanding of AWS Management console & its different services like EC2, RDS, Route53 Etc..
• Experience with cloud message APIs and usage of push notifications.
• Knowledge of code versioning tools such as Git, Bitbucket or SVN.
• Must be good understanding in HTML5 & CSS3.
• Must be good understanding at running command via SSH using CLI
• Experience working with graphic designers and converting designs to visual elements.
• Must have good understanding about MVC architecture.
• Having knowledge on CMS like WordPress, Magento, Shopify will be additive advantage.

Ideal skills:

1) 2-5 years of professional JavaScript development experience

2) Understanding of asynchronous programming and its quirks and workarounds

3) Comfortable working through the entire stack from the user interface through systems levels

4) Understanding accessibility and security compliance

5) Strong Logical and Analytical Skills

6) Experience in consuming web services (REST) and processing data (JSON)

7) Experience with SQLite, NoSQL, Redis or other databases

8) Proven experience in building API services using NodeJS Express and related frameworks

9) Good understanding of NodeJS asynchronous runtime

10) Good understanding of JS concepts on callbacks and closures

11) Experience in debugging issues related to memory leaks

12) Experience in building highly scalable and high throughput services with sub-second response times

13) Experience with ElasticSearch/Solr

14) Experience working in a collaborative team environment

15) Ability to understand and analyse issues across multiple vendors and interfaces

16) Experience with NoSQL queries

17) Experience with AWS

18) Experience with Android Development

19) Experience in managing/mentoring small teams

In depth knowledge of all of the above is not mandatory but the nature of the work will involve learning and getting involved with all of the above. You would be working directly with key members of the management team to define and drive technical strategy.

Experience in the mobile space is mandatory. Please only apply if you have been part of building a mobile product. Since our product is mobile only, it is essential that you understand implications on the front end.