Python Developer

Job Title: Full Stack Developer (Node.js + React.js)

📍 Location: Gurgaon (On-site)

🕒 Experience: 5+ Years

🕒 Working Days: 5 Days(Mon-fri)

Job Summary:

We are hiring a passionate and experienced Full Stack Developer proficient in Node.js and React.js for our client. The ideal candidate should have solid experience in designing scalable systems, writing optimized code, implementing role-based access control, handling task prioritization, and building robust web applications.

Key Responsibilities:

• Design scalable user management systems with role-based access and authentication.
• Develop backend services and REST APIs using Node.js.
• Build dynamic and optimized front-end applications using React.js and Redux.
• Handle async operations, task queues, and implement retry and prioritization logic.
• Optimize React components for performance using hooks and memoization.
• Ensure secure and scalable system design with proper error handling and authorization flows.
• Apply JavaScript concepts like closures, event loop, and async patterns in real-world scenarios.
• Collaborate with DevOps for basic CI/CD and deployment processes.

Mandatory Technical Skills:

• Frontend: React.js, Redux, JavaScript (ES6+)
• Backend: Node.js, Express.js
• Authentication & Authorization: JWT, OAuth2, Role-Based Access Control (RBAC)
• Task Management: Async/Await, Promises, Retry Mechanisms
• Database: MongoDB or PostgreSQL
• Version Control: Git

Soft Skills:

• Strong problem-solving and system design skills
• Ability to work independently and in a collaborative team
• Clear communication of technical ideas
• Ownership of tasks and components end-to-end

Focus Areas:

• System Design (User Management, Fault Tolerance, Load Distribution)
• JavaScript Core Concepts (Closures, Scope, Event Loop)
• React Optimization & Hooks
• Node.js Architecture & Async Programming
• Task Prioritization and Retry Logic

We’re looking for a full-stack developer to join our founding team and drive our product development. If you’re someone who thrives on high ownership, can figure stuff out on your own and wants to be part of the zero-to-one journey, this might be for you.

• Tl;dr code, debug and repeat, but since job descriptions are supposed to be serious stuff, feel free to read on;
• You’ll be responsible for architecture and development of both frontend and backend systems;
• Brainstorm and prioritize features with the product team based on technical feasibility to define the product roadmap;
• Ownership of shipping features from writing the frontend and backend code to making it live;
• Unless you’re the one who writes answers on stackoverflow, your code is going to break so make sure you can come back and fix it;

• If you can write code that works, we should be good but read on (disclaimer: most of what follows is not a hard requirement);
• You have 1-3 years of experience building a product from scratch or being in the initial engineering team of an early stage startup;
• Well versed with front-end technologies like HTML, CSS, Javascript to craft intuitive UIs;
• Worked with React.JS & Redux (or similar frameworks) to build scalable, reusable components;
• You've built backend architectures using Node.js & Postgres (Brownie points if you’ve worked with Redis & Sequelize);
• Deployed applications on AWS using services like RDS, EC2, S3, Cloudfront;
• You can write tests, are great at logging {by great logging we don’t mean embarrassing console logs} & error tracking using tools like Sentry & Travis CI;
• Most of the above is us trying to sound legit about our stack, so if you’ve not worked with some of it & are open to learning or have better ideas, it’s totally cool;

Location: Delhi NCR, India (Remote for now, hybrid model post-covid)

Greetings!

Wissen Technology is hiring for Python developers.

Required:

• 7+ years of experience
• Looking for core application developer in Python. (Not a ML/Data scientist)
• Must have hands on experience on Python
• Must have exposure in OOPS & SOA concepts
• Exposure in Flask APIs for building Rest APIs
• Good to have exposure on Java or React

Company Profile:

Website : www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

https://www.youtube.com/watch?v=H_rLmHvlOKg

Employee Speak: https://www.ambitionbox.com/overview/wissen-technology-overview

LinkedIn: https://www.linkedin.com/company/wissen-technology

Engineer the Future of AI-Powered Recruitment Applications

About Us:

At PyjamaHR, we're creating recruitment software so intuitive you could use it in your pajamas. We integrate cutting-edge LLMs and Generative AI technologies into practical, powerful applications that are transforming how 525+ companies hire talent. While others are still talking about AI potential, we're shipping AI-powered features that deliver real value. As we scale from Bangalore to the US market, we need exceptional full-stack talent who can turn advanced AI capabilities into elegant, user-friendly experiences.

The Role:

As a Senior Full-Stack Engineer at PyjamaHR, you'll build the applications and interfaces that bring our AI capabilities to life. This isn't about training models—it's about implementing, integrating, and optimizing Generative AI within robust full-stack applications. You'll work across our entire technology ecosystem to create seamless experiences that leverage AI to solve real recruitment challenges. Your code will directly impact how companies discover, evaluate, and hire talent.

What You'll Do:

• Implement AI-Powered Features - Integrate Generative AI capabilities into practical, user-facing applications
• Build End-to-End Solutions - Develop both frontend experiences and backend services that leverage AI capabilities
• Create Scalable Architectures - Design systems that grow with our rapidly expanding user base
• Optimize Performance - Ensure our applications remain responsive even when processing complex AI operations
• Enhance User Experiences - Translate advanced AI capabilities into intuitive, accessible interfaces
• Drive Technical Excellence - Set standards for code quality and engineering practices across the team
• Collaborate Across Functions - Work with product, design, and data teams to deliver cohesive solutions
• Solve Complex Challenges - Apply your technical creativity to the unique problems of AI-powered recruitment

Who We're Looking For:

• 3-5 years of full-stack development experience building production applications
• Experience implementing and integrating Generative AI into web applications
• Expertise with either Django/React or Node.js/React technology stacks
• Strong experience with cloud platforms (Azure preferred, AWS acceptable)
• Proven ability to build performant, scalable web applications
• Excellence in modern JavaScript/TypeScript and frontend development
• Solid understanding of software architecture principles
• Product-minded approach to engineering decisions
• Ability to thrive in fast-paced environments with evolving priorities
• Bachelor's or higher in Computer Science or equivalent practical experience

The Rewards:

• Salary range of ₹30-40 LPA for exceptional talent (with room to negotiate for truly outstanding candidates)
• Equity package with significant growth potential
• Minimal bureaucracy and maximum impact
• Autonomy to make important technical decisions
• The opportunity to shape an industry-leading product
• Collaborative, innovation-focused work environment

Location: Bangalore (Koramangala 8th Block)

This role is perfect for engineers who want to apply their full-stack expertise to implement cutting-edge AI technologies in real-world applications. If you're excited about building the interfaces and systems that make advanced AI accessible and valuable to users, we want to talk to you.

What you will do?

As a Full Stack Developer, you’ll be intrumental in shaping the future of AI assistants for data teams and understand the intricacies of Large Language Models (LLMs) to optimize their usage across multiple use cases. Utilizing Django, you'll architect back-end infrastructures optimized for handling data processes and LLM interactions. Your role involves building APIs with the Django Rest Framework. With React, you'll design user-centric interfaces that seamlessly integrate with our AI assistants, ensuring that data teams have an intuitive experience. Working at the forefront of AI revolutions and pushing the boundaries of what AI can achieve in data management and analysis.  

Responsibility

1. Back-end Development: Utilize Django to architect robust back-end infrastructures. Ensure they are tailored for complex data processes and seamless LLM interactions.

2. API Design: Craft efficient and scalable APIs using the Django Rest Framework. Founding Full Stack AI Engineer

3. Front-end Development: Transform UI/UX designs into functional web pages using React. Prioritize performance and deliver seamless user experiences.

4. AI Integration: Design user interfaces that flawlessly integrate with our LLMs, AI assistants, aiming to offer data teams an intuitive and efficient interaction.

5. Innovation: Stay abreast of AI advancements. Push boundaries and explore new possibilities in data management and analysis using AI. 

• Architect, develop and maintain core products and services of the company.
• Create database architecture and best practises for optimization in speed and product operating costs.
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs with high-volume large scale transaction processing capabilities.
• Collaborate with design teams to ensure flawless UI and UX is achieved 
• Build features and applications with a mobile responsive design
• Write technical documentation
• Test software to ensure responsiveness and efficiency
• Work with customers in evaluating technical requirements.
• Work closely with the product managers to achieve product vision and goals
• Review work of other developers and contractors, provide feedback and mentoring.
• Assist in the hiring of technical talent.

• Proven experience as a Full Stack Developer or similar role for atleast 3 years 
• In depth knowledge of Ruby on Rails, NodeJS, ExpressJS or Restify
• Experience implementing applications using Angular 1 or React
• Experience creating front end applications using HTML5, Angular, LESS/SASS
• Hands on experience with JavaScript Development on both client and server-side
• Automating the building and deploying of code along with continuous integration (Jenkins/Hudson) and version control (SVN, Git)
• Strong experience is deploying and managing application in AWS and Google Cloud
• Creating secure RESTful-based web services in XML and JSON, Javascript, JQuery
• Experience with modern frameworks and design patterns, minimum 2 years experience with MEAN Fullstack paradigm

• Know how to create apis and applications
• Know how to architect and scale databases
• Know how to build front end for applications
• Know how to deploy applications on the cloud

What’s in it for you?

• You’ll understand how a fast-growing start-up works in terms of revenue generation as you will be handling one of the most important aspects of the company's revenue - lead generation implementations
• You’ll have end-to-end liberty to work and implement any technology that will bring value to the team
• You’ll get to work with and understand a wide range of tools and integrations that are already in place - how they work and why they are important

Roles and responsibilities

• You will be owning the landing repository and reviewing all code that goes into it.  
• Manage and own the production systems for the landing website.
• Work on any integration that links the product to the leads pipeline. 
• Manage and maintain the page speed score and SEO standards for the content pages.  
• Deploy code that goes into production. 

Requirements

1. Experience in building web applications with proficiency in PHP/Laravel
2. Extensive knowledge of advanced JavaScript concepts
3. Ability to implement and work with 3rd party APIs and other REST-Based APIs.
4. Experienced in HTML5/CSS3, jQuery, and responsive design.
5. Understanding of how a CDN works. 
6. Understanding of security and data protection in web applications
7. Knowledge of code versioning tools like Git or SVN. 
8. Basic understanding of RDBMS.
9. Knowledge of CSS preprocessors like SASS. 
10. Solid Foundation in data structures, algorithms, and system designs.
11. 2 - 5 years experience

Good to have

1. Understanding of CRM tool like Hubspot
2. Have worked in developing SEO friendly pages
3. Basic knowledge of AWS
4. Understanding of WordPress codebase and plugin development

KRAs:

• Liaise with business/departmental stakeholders, understanding requirements
• Making project plan and enhancement feature release roadmap
• Working hands-on for product enhancements
• Producing, testing and debugging code

Job brief:

We are looking for a Senior Solution Engineer to lead and implement solution enhancements. You will work with top management to define solution requirements and take the lead on technical aspect of the project.

In this role, you should be able to work independently with little supervision. You should have excellent organization and problem-solving skills. If you also have hands-on experience in technology development and agile methodologies, we’d like to meet you.

Your goal will be to enhance and develop high-quality technology solutions that is aligned with user needs and business goals.

Responsibilities

• Develop high-quality technology design and architecture
• Identify, prioritize and execute tasks in the software development life cycle
• Develop tools and applications by producing clean, efficient code
• Automate tasks through appropriate tools and scripting
• Review and debug code, perform validation and verification testing
• Identify 3rd party integration opportunity and engage with 3rd party team on technology and business aspect and drive successful integration

• Develop technology solutions by studying information needs; conferring with users; studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions
• Demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code
• Protect operations by keeping information confidential
• Provide information by collecting, analysing, and summarizing development and service issues.

Skillset requirements:

• Knowledge of selected programming languages (e.g. Python, C++) and the Java/J2EE platform
• In-depth knowledge of relational databases (e.g. PostgreSQL, MySQL) and NoSQL databases (e.g. MongoDB)
• Java/JEE, Spring, JSON, XML, NoSQL Database(MongoDB, Cassandra), Distributed System, RDBMS, ePub3, MVC frameworks, Design Patterns, Javascript, JQuery, JSON
• Ability to use version control software such as GIT and SVN
• Experience as an applications programmer on large-scale data base management systems
• Experience writing SQL queries for SQL Server or another Relational Database is required
• Experience in LAMP (Linux, Apache, MySQL, PHP/Python/Perl) and/or server-side Java programming with Web 1.0 MVC frameworks and experience in JEE technologies like Servlets, JSPs, EJBs, Web Services, JMS, JAXB.
• Design, develop and implement unit and scenario testing for existing code base and for new functionality under development
• High scalability projects involving cloud-based infrastructure design and implementation
• Good understanding of Web Services protocols such as REST, SOAP and API design for extensibility and portability
• Experience debugging distributed systems with high data loads
• Deep understanding of distributed data model
• Solid understanding of the Software as a Service (SaaS) model in the online environment

Mindset requirements:

• Solution mindset
• Teamwork
• Analytical & Critical Thinking
• Attention to details