Fullstack Developer

Javascript, Callback, Async, Promise, Experience in writing restful APIs, Javascript, Nodejs, ReactJs, MySQL.

Immediate Joiner

Role Overview

We are looking for a Senior Full Stack Developer to build and scale our fintech platform. You will own the entire lifecycle of our financial products, from designing high-performance relational schemas in PostgreSQL to building interactive dashboards in React.

Key Responsibilities

• Full Stack Development: Build and maintain end-to-end features using the PERN stack

(PostgreSQL, Express.js, React, Node.js).

• Database Optimization: Design complex relational models and optimize SQL queries to

handle high-volume financial data and audit trails.

• Security & Compliance: Implement rigorous security measures (e.g., JWT, OAuth, data

encryption) and ensure the platform adheres to fintech standards like PCI-DSS.

• API Architecture: Develop robust RESTful APIs to integrate with third-party banking APIs,

payment processors (Stripe/Plaid), and KYC providers.

Technical Requirements

• Front-end: Advanced proficiency in React.js (Hooks, Context API, Redux or TanStack Query)

and modern CSS (Tailwind/Styled Components).

• Back-end: Expert-level Node.js and Express.js experience, with a focus on asynchronous

programming and secure API design.

• Database: Deep knowledge of PostgreSQL (complex joins, indexing, triggers, and

migrations).

Additional skills

• Understanding of Event-Driven Architecture (using AWS SQS/SNS or Kafka).

• Familiarity with SOC2 or ISO 27001 compliance frameworks.

• Cloud (AWS): Proven experience with:

• RDS/Aurora for managed databases.
• IAM for secure access management.
• AWS Lambda & API Gateway for serverless architecture.
• CloudWatch for monitoring and alerting.

• Tools: Git, Docker, and experience with CI/CD workflows.

About US

RJ Fintech Solutions Pvt. Ltd. is a high-growth fintech startup on a mission to automate business financial operations. In a world where financial systems are often slow and opaque, we are building the "missing link"—a secure, transparent, and lightning-fast platform that puts banking and compliance first for various corporates.

We are not just another financial app; we are an engineering-first company. We believe that elegant code and robust architecture are the foundations of trust. By leveraging the PERN stack and AWS cloud-native infrastructure, we are replacing legacy complexity with modern, scalable solutions.

Why Work With Us?

1. Build the Foundation, Not Just Features

You won't be a small cog in a massive machine. As an early member of our engineering team, you will help define our technical architecture, choose our libraries, and set the coding standards for everyone who follows. Your fingerprints will be on the core DNA of our product.

2. Solve Problems That Matter

Fintech is one of the few industries where code has a direct, measurable impact on people's lives.

Whether we are [e.g., simplifying cross-border payments, democratizing investment, or building the next generation of credit], you will be solving high-stakes challenges around security, trust, and financial inclusion.

ROLE: Ai ML Senior Developer

Exp: 5 to 8 Years

Location: Bangalore (Onsite)

About ProductNova

ProductNova is a fast-growing product development organization that partners with

ambitious companies to build, modernize, and scale high-impact digital products. Our teams

of product leaders, engineers, AI specialists, and growth experts work at the intersection of

strategy, technology, and execution to help organizations create differentiated product

portfolios and accelerate business outcomes.

Founded in early 2023, ProductNova has successfully designed, built, and launched 20+

large-scale, AI-powered products and platforms across industries. We specialize in solving

complex business problems through thoughtful product design, robust engineering, and

responsible use of AI.

Product Development

We design and build user-centric, scalable, AI-native B2B SaaS products that are deeply

aligned with business goals and long-term value creation.

Our end-to-end product development approach covers the full lifecycle:

1. Product discovery and problem definition

2. User research and product strategy

3. Experience design and rapid prototyping

4. AI-enabled engineering, testing, and platform architecture

5. Product launch, adoption, and continuous improvement

From early concepts to market-ready solutions, we focus on building products that are

resilient, scalable, and ready for real-world adoption. Post-launch, we work closely with

customers to iterate based on user feedback and expand products across new use cases,

customer segments, and markets.

Growth & Scale

For early-stage companies and startups, we act as product partners—shaping ideas into

viable products, identifying target customers, achieving product-market fit, and supporting

go-to-market execution, iteration, and scale.

For established organizations, we help unlock the next phase of growth by identifying

opportunities to modernize and scale existing products, enter new geographies, and build

entirely new product lines. Our teams enable innovation through AI, platform re-

architecture, and portfolio expansion to support sustained business growth.

Role Overview:

We are seeking an experienced AI / ML Senior Developer with strong hands-on expertise in large language models (LLMs) and AI-driven application development. The ideal candidate will have practical experience working with GPT and Anthropic models, building and training B2B products powered by AI, and leveraging AI-assisted development tools to deliver scalable and intelligent solutions.

Key Responsibilities:

1. Model Analysis & Optimization

Analyze, customize, and optimize GPT and Anthropic-based models to ensure reliability, scalability, and performance for real-world business use cases.

2. AI Product Design & Development

Design and build AI-powered products, including model training, fine-tuning, evaluation, and performance optimization across development lifecycles.

3. Prompt Engineering & Response Quality

Develop and refine prompt engineering strategies to improve model accuracy, consistency, relevance, and contextual understanding.

4. AI Service Integration

Build, integrate, and deploy AI services into applications using modern development practices, APIs, and scalable architectures.

5. AI-Assisted Development Productivity

Leverage AI-enabled coding tools such as Cursor and GitHub Copilot to accelerate development, improve code quality, and enhance efficiency.

6. Cross-Functional Collaboration

Work closely with product, business, and engineering teams to translate business requirements into effective AI-driven solutions.

7. Model Monitoring & Continuous Improvement

Monitor model performance, analyze outputs, and iteratively improve accuracy, safety, and overall system effectiveness.

Qualifications:

1. Hands-on experience analyzing, developing, fine-tuning, and optimizing GPT and Anthropic-based large language models.

2. Strong expertise in prompt design, experimentation, and optimization to enhance response accuracy and reliability.

3. Proven experience building, training, and deploying chatbots or conversational AI systems.

4. Practical experience using AI-assisted coding tools such as Cursor or GitHub Copilot in production environments.

5. Solid programming experience in Python, with strong problem-solving and development fundamentals.

6. Experience working with embeddings, similarity search, and vector databases for retrieval-augmented generation (RAG).

7. Knowledge of MLOps practices, including model deployment, versioning, monitoring, and lifecycle management.

8. Experience with cloud environments such as Azure, AWS for deploying and managing AI solutions.

9. Experience with APIs, microservices architecture, and system integration for scalable AI applications.

Why Join Us

• Build cutting-edge AI-powered B2B SaaS products

• Own architecture and technology decisions end-to-end

• Work with highly skilled ML and Full Stack teams

• Be part of a fast-growing, innovation-driven product organization

If you are a results-driven AiML Senior Developer with a passion for developing innovative products that drive business growth, we invite you to join our dynamic team at ProductNova.

Job Description – Full Stack Software Engineer (Mid–Senior)

Client: Vital Connect

Employment Type: Full-Time

Shift: Night Shift

Salary: Upto 24 LPA

Location: Panchkula / Chandigarh

Communication: 7.5–8/10 minimum

Role Overview

We are looking for a Mid–Senior Full Stack Software Engineer to support the transition to a cloud-native, microservices and micro-frontend architecture. The role requires strong front-end and back-end expertise and close collaboration within an Agile SCRUM environment.

Key Responsibilities

• Design, develop, and maintain cloud-native microservices.
• Build responsive front-end applications using Angular and/or React (Micro Frontends).
• Develop backend services using Node.js, NestJS, and Python.
• Work with Kubernetes for containerized deployments.
• Collaborate with Product and QA teams in Agile SCRUM.
• Troubleshoot and resolve issues in distributed systems.
• Ensure compliance with HIPAA and healthcare security standards.

Required Skills

• Strong experience in JavaScript, TypeScript, Node.js.
• Hands-on with Angular and/or React (both preferred).
• Experience with NestJS, Microservices, and Micro Frontends.
• Knowledge of Kubernetes, SQL/NoSQL databases, APIs, and distributed systems.
• Experience with CI/CD pipelines and cloud platforms (AWS or similar).
• Excellent communication and teamwork skills.

Good to Have

• Experience in healthcare or regulated domains (HIPAA/FDA).
• Exposure to Docker, Kafka, and performance testing.
• Understanding of security and privacy best practices.

Regards

Vignesh kannan v

Mileveen Technologies

Job Title: Full-Stack developer

Experience: 5 to 8+ Years

ASAP Start Immediately

Key Responsibilities

Develop and maintain end-to-end web applications, including frontend interfaces and backend services.

Build responsive and scalable UIs using React.js and Next.js.

Design and implement robust backend APIs using Python, FastAPI, Django, or Node.js.

Work with cloud platforms such as Azure (preferred) or AWS for application deployment and scaling.

Manage DevOps tasks, including containerization with Docker, orchestration with Kubernetes, and infrastructure as code with Terraform.

Set up and maintain CI/CD pipelines using tools like GitHub Actions or Azure DevOps.

Design and optimize database schemas using PostgreSQL, MongoDB, and Redis.

Collaborate with cross-functional teams in an agile environment to deliver high-quality features on time.

Troubleshoot, debug, and improve application performance and security.

Take full ownership of assigned modules/features and contribute to technical planning and architecture discussions.

Must-Have Qualifications

Strong hands-on experience with Python and at least one backend framework such as FastAPI, Django, or Flask, Node.js .

Proficiency in frontend development using React.js and Next.js

Experience in building and consuming RESTful APIs

Solid understanding of database design and queries using PostgreSQL, MongoDB, and Redis

Practical experience with cloud platforms, preferably Azure, or AWS

Familiarity with containerization and orchestration tools like Docker and Kubernetes

Working knowledge of Infrastructure as Code (IaC) using Terraform

Experience with CI/CD pipelines using GitHub Actions or Azure DevOps

Ability to work in an agile development environment with cross-functional teams

Strong problem-solving, debugging, and communication skills

Start-up experience preferred – ability to manage ambiguity, rapid iterations, and hands-on leadership.

Technical Stack

Frontend: React.js, Next.js

Backend: Python, FastAPI, Django, Spring Boot, Node.js

DevOps & Cloud: Azure (preferred), AWS, Docker, Kubernetes, Terraform

CI/CD: GitHub Actions, Azure DevOps

Databases: PostgreSQL, MongoDB, Redis

Job Title: Full Stack Developer (.NET + React)

Location: Pune, India

(Please apply only if you are currently based in Pune)

Experience: 3+ years (Full Stack Development)

Notice Period: Immediate Joiners Only.

About the Role

We are looking for a highly skilled Full Stack Developer with expertise in .NET and React to join our growing team in Pune. This role demands a strong understanding of backend and frontend technologies to contribute to high-impact enterprise projects. If you're passionate about clean architecture, performance, and scalability, and you're available to join immediately, we want to talk to you.

Key Responsibilities:

• Develop and maintain scalable web applications using .NET (C#) for backend and React.js for frontend.
• Design and implement RESTful APIs and integrate them with the frontend.
• Collaborate with UI/UX designers, QA engineers, and other developers to deliver quality products.
• Participate in code reviews and maintain high standards for code quality.
• Optimize application performance, scalability, and responsiveness.
• Maintain version control using Git and participate in CI/CD pipeline processes.

Required Skills:

• Strong hands-on experience in .NET Core / ASP.NET Core (Web API)
• Solid experience with React.js and JavaScript/TypeScript
• Experience with Entity Framework / Dapper, LINQ, and SQL Server
• Proficiency in HTML5, CSS3, SCSS, and modern frontend development practices
• Knowledge of REST API design, token-based authentication (JWT/OAuth)
• Familiarity with Git, CI/CD tools, and agile development practices

Job Title: NET Full Stack Developer (5-12 Years

Experience)

Skills: NET Core, C#

F, ReactS, MVC, SQL Server,

Microservices, Azure, RESTful APIs, Agile, CI/CD, DevOps.

Experience: 5 to 12 years in full-stack or backend development.

We are looking for a skilled NET Full Stack Developer to join our team. If you have expertise in .NET Core, ReactJS, and MVC, along with a passion for problem-solving and innovation, this is an excellent opportunity to work on impactful projects in a dynamic environment.

Key Responsibilities:

* Full-Stack Development: Design, develop, and maintain applications using .NET Core, C#, and

* Software Design: Apply design principles, including HLD & LLD, for scalable applications.

* Database Management: Write optimized SQL queries, stored procedures, and dynamic queries.

* Cloud & Microservices: Work with Azure, containerization, and microservices architecture.

* Version Control & Debugging: Use Git, troubleshoot, and debug efficiently.

* Agile Development: Collaborate in Scrum teams, ensuring continuous improvement.

Preferred Qualifications:

* Experience with Azure, AWS, or Google Cloud.

* Familiarity with Cl/CD pipelines, Devops, and application migration.

Job Description:

• working on all layers of architecture Understanding the flow of code and how it interacts with different components.
• Building REST API.
• Creating technical design documents by understanding requirements, and product objectives.
• Writing effective Unit tests
• Good analytical skills and innovative mind.
• Source code management.
• Excellent communication skills.

Desired Skills

• Experience on Mern Stack (MongoDB, Express.js, React, Node.js)
• Strong understanding of JavaScript, object-oriented JS, its quirks, and workarounds•
• Strong hands-on experience in JavaScript• Strong proficiency with JavaScript or CoffeeScript depending on your technology stack.
• Good understanding of server-side CSS preprocessors such as Stylus, Less•
• Basic understanding of web markup, including HTML5 and CSS3• Good understanding of asynchronous request handling, partial page updates, jQuery, and AJAX•
• Proficient understanding of cross-browser compatibility issues and ways to work around such issues• Familiarity with JavaScript module loaders, such as Require.js and AMD•
• Proficient understanding of code versioning tools, such as SVN• Good understanding of browser rendering behavior and performance
• Key Programming Skills: MERN stack, full stack, React, Java, HTML/CSS, JavaScript, Bootstrap.
• Experience working with Rest based APIs

We are looking for LAMP-Stack developers. Someone with a minimum of 3 years of experience.
Must have:

• Strong verbal and written communication skills, analytical skills and the ability to learn quickly
• Creative approach to problem-solving with the ability to focus on details while maintaining the "big picture" view
• Proven experience of working on/with Composer,  PHP7, CodeIgniter, MySQL.
• Experience with creating and consuming APIs.
• Knowledge of wordpress, Python, Elasticsearch, Redis, RabbitMQ, Cloudflare would be a HUGE PLUS.
• Any other experience with languages like NODE will be appreciated (but must NOT be your primary skill)

The Job responsibilities would include:

• Create new features to existing web apps.
• Maintain & enhance current features based on requirements.

You must have the ability to work independently once you are made familiar with the code/project. We need someone who can make good logical decisions without compromising the quality of code. 

Developer will work collaboratively with other developers, Product Managers, designers and SMEs, owning all aspects of product development from requirement gathering, coding, testing and deployment. This specific role will be responsible for developing required applications and supporting them in DevOps model. - Work with product manager and stakeholders to analyze user stories - Participate in team activities to estimate and plan sprints - Implement stories and work with team to meet sprint goals - Write unit tests and contribute to ongoing testing needs. - Ongoing support of capabilities following DevSecOps practices. Prior knowledge in Finance or electronic Payment area is preferred but not necessary.

• Required Skills: Javascript, node.js, vue.js, Postgres, AWS RDS, AWS LAMDA, SNS, SQS
• “Nice to have” Skills: Datadog, Material Design, Kafka
• Open to remote candidates or do they need to be on site when the site re-opens? Open to remote