Full stack developer(Python with react.js)

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

 Job Overview 

We are seeking a highly skilled Fullstack Developer with expertise in Angular for front-end development and NestJS with TypeScript for back-end development. The ideal candidate will be responsible for building, testing, and maintaining robust, scalable, and secure web applications. You will also manage databases like PostgreSQL and MongoDB, ensuring efficient data management and seamless integration between client-side and server-side systems. 

This role requires a strong understanding of the full web development lifecycle, from designing intuitive user interfaces to developing efficient server logic and implementing security best practices. 

Key Responsibilities 

● Design, develop, and maintain front-end and back-end components using Angular, NestJS, and TypeScript. 

● Collaborate with team members to ensure seamless integration between front-end and back-end services. 

● Develop, optimize, and manage databases (PostgreSQL and MongoDB). 

● Create and maintain RESTful and GraphQL APIs to support front-end applications. 

● Optimize applications for speed, scalability, and user experience. 

● Implement and validate UI/UX designs on the front-end. 

● Write clean, testable, and maintainable code, following industry best practices. 

● Debug and troubleshoot issues across the full stack, ensuring compatibility across browsers and devices. 

● Apply security best practices, including authentication, authorization, and data protection. 

● Participate in code reviews, providing and receiving constructive feedback. 

● Stay updated on emerging technologies and trends to enhance development practices. 

● Contribute actively in Agile/Scrum ceremonies (sprint planning, daily stand-ups, retrospectives). 

Skills & Qualifications 

● Strong proficiency in Angular, TypeScript, HTML5, CSS3, and JavaScript. 

● Hands-on experience with NestJS and back-end development in TypeScript. 

● Solid understanding of PostgreSQL and MongoDB (database design, optimization, and management). 

● Proficiency in RESTful and GraphQL API development and integration. 

● Knowledge of asynchronous programming and event-driven architecture. 

● Familiarity with Docker, Kubernetes, and deployment workflows. 

● Knowledge of security best practices for web applications. 

● Experience with Git and Agile methodologies. 

● Ability to write and maintain unit and integration tests. 

● Strong problem-solving and troubleshooting skills across the full stack. 

● Excellent communication and collaboration abilities. 

● Bachelor’s degree in Computer Science, IT, or equivalent practical experience. 

Responsibilities:

• Design, develop, and maintain high-quality web applications using Laravel.
• Collaborate with AI engineers to integrate machine learning models into web platforms.
• Implement RESTful APIs to support AI-driven features and microservices.
• Ensure application performance, security, and scalability.
• Write clean, reusable, and maintainable code following best practices.
• Debug and resolve issues across the development lifecycle.
• Stay current with Laravel and PHP development trends and technologies.

You will:

• Collaborate with the I-Stem Voice AI team and CEO to design, build and ship new agent capabilities
• Develop, test and refine end-to-end voice agent models (ASR, NLU, dialog management, TTS)
• Stress-test agents in noisy, real-world scenarios and iterate for improved robustness and low latency
• Research and prototype cutting-edge techniques (e.g. robust speech recognition, adaptive language understanding)
• Partner with backend and frontend engineers to seamlessly integrate AI components into live voice products
• Monitor agent performance in production, analyze failure cases, and drive continuous improvement
• Occasionally demo our Voice AI solutions at industry events and user forums

You are:

• An AI/Software Engineer with hands-on experience in speech-centric ML (ASR, NLU or TTS)
• Skilled in building and tuning transformer-based speech models and handling real-time audio pipelines
• Obsessed with reliability: you design experiments to push agents to their limits and root-cause every error
• A clear thinker who deconstructs complex voice interactions from first principles
• Passionate about making voice technology inclusive and accessible for diverse users
• Comfortable moving fast in a small team, yet dogged about code quality, testing and reproducibility

Are you an experienced full-stack developer with a passion for PHP and CMS? Are you looking for a new challenge in Kolkata? If so, we have the perfect opportunity for you!

Our company is seeking a highly skilled and motivated full-stack backend developer to join our team in Kolkata. As a backend developer, you will be responsible for developing and maintaining different client's web applications, ensuring their performance, security, and scalability.

Requirements:

• Minimum of 5 years of experience in PHP development and CMS(WP, Shopify, Webflow)
• Experience with Laravel, Symfony, or CodeIgniter frameworks
• Proficiency in MySQL, PostgreSQL, or other relational databases
• Experience with front-end technologies such as HTML, CSS, and JavaScript
• Familiarity with server administration and hosting environments
• Excellent problem-solving skills and ability to work in a team environment
• Good communication skills in English
• 
  

Responsibilities:

• Develop, test, and maintain our web applications using PHP and CMS frameworks
• Collaborate with the team to design and implement new features and enhancements
• Troubleshoot and debug any issues that arise with the applications
• Ensure the performance, security, and scalability of the applications
• Collaborate with front-end developers to integrate user-facing elements with server-side logic
• Create and maintain database schemas that represent and support business processes
• 
  

Education and Experience:

• Bachelor's degree in Computer Science or a related field
• Minimum of 5 years of experience in PHP and CMS development
• 
  

Location:

The position is based in Kolkata, and the candidate must be able to work from our office.

We offer a competitive salary package, based on the candidate's experience and skill set. If you are passionate about PHP and CMS development and are looking for a challenging new opportunity in Kolkata, we encourage you to apply for this position. We look forward to hearing from you!

Job Description

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a responsible developer helping our clients, either developing new products or enhancing products. You should be able to contemplate and communicate as much as possible!

Responsibilities

• Writing clean, maintainable, desired quality, desired performing code.
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to ensure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in feature brainstorm, code reviews
• Explore cutting edge technologies and taking up PoC line up.

Qualifications

• Team player
• Passion to solve problems
• Constant learner
• A degree in Computer Science (or related field)
• 4-7 years of relevant work experience
• Able to code in JAVA (with Spring framework)
• Ability to organize, and prioritize work
• Good at Object Oriented Design, Database Design(SQL/NoSQL), and Microservices
• Exposure to UI framework (React/Angular/Vue/Next)
• Exposure with Agile software development methodologies
• Exposure to any one public cloud (AWS/GCP/Azure)
• Exposure to cache, messaging systems, docker, API gateway

What we will not ask from you?

• Your current CTC, you'll be paid for what you deserve!
• If you had breaks in your career that's okay! We will not poke you on why you had your break blah blah...!
• Your notice period in current organization! If everything goes well, you let us know your joining date we will roll out the offer with joining the date as you say!

What's onboard for you as an employee?

• Empathy
• Generous package.
• Variable pay as low as possible (max 15% of your CTC)
• Medical Insurance (limited to spouse & kids) is not part of your CTC.
• Tax beneficial salary structure.
• Comprehensive leave policy
• Flexible Remote working
• Weekly Social Hour on working days
• Open-source Hour on working days
• Flat organization structure
• 15 days notice period (we wanted to keep it as same day exit! we would love to have you with us as long as possible.)

Next steps:

• Feel free to apply for this job if you like this JD.

As a Scala Developer, you are part of the development of the core applications using the Micro Service paradigm. You will join an Agile team, working closely with our product owner, building and delivering a set of Services as part of our order management and fulfilment platform. We deliver value to our business with every release, meaning that you will immediately be able to contribute and make a positive impact.

Our approach to technology is to use the right tool for the job and, through good software engineering practices such as TDD and CI/CD, to build high-quality solutions that are built with a view to maintenance. 

SiteRecon is looking for an Engineering Leader who can visualize the nuts and bolts of the product architecture and bring it to life. You will be responsible for leading the engineering team and contributing to product conception from an engineering standpoint. You will also be the thought leader for engineering in the team. 

You will lead the development of new smart web applications and you will be mainly involved in the development of our platform (SiteRecon). You will be working in an exciting environment alongside people with tremendous ambition. You will have the freedom to implement your own designs & solutions. You will be working together with the core team of SiteRecon - all graduates from IITs working at the cutting edge for the past few years, CEO, CPO, and CDS. 

Role and Responsibilities:

• Ensure high-quality customer experience through our products. 
• Hiring and retaining engineering teammates. 
• Inculcate a culture where high-quality engineers can thrive and grow. 
• Contribute to product conception from an engineering perspective.
• Take complete, end to end ownership of development and production pipelines of internal tools and consumer-facing products.
• Ensure high performance, reliability, and availability of hosted deep learning and geoprocessing services.
• Translate high-level tasks and product requirement documents into technical design documents and scalable, maintainable and readable codebases.
• Develop and implement high and low-level system design for engineering projects.
• Develop scripts and set up the infrastructure for monitoring and logging for all deployed software.
• Coordinate with internal teams to understand data processing pipelines and provide technical solutions.
• Effectively lead teams of junior developers and ensure high code quality through code reviews, automated linting, etc.
• Represent engineering team before stakeholders outside SiteRecon (users, investors, job candidates)

Does This Sound Like You?

Must Haves:  

• 3+ years of experience in the backend (preferably Django), frontend and software design and architecture.
• Experience with DevOps technologies such as Docker, Kubernetes, Jenkins or CI/CD.
• Knowledge of messaging services like Apache Kafka, RabbitMQ.
• Understanding of cloud services like AWS and GCP.
• Experience working at a startup that scaled while you were there.
• Experience managing a team, converting product requirements into engineering sow.

Good To Haves:  

• Experience with PostGIS or any other geo-database.
• Understanding of Geographic Information Systems and related terminologies.
• Experience in developing production versions of deep learning applications.

Candidate attribute (Culture Fit):

• Comfortable operating in a constantly changing and fast-paced environment.
• A passionate, driven individual who can achieve results through both, independently and teamwork and collaborative approaches.
• Have a strong work ethic and natural ownership ability.