Fullstack Developer

Senior Software Engineer

Location: Pune, India (Hybrid)

Job Type: Full-Time

About This Role

As a Senior Software Engineer, you are a full-stack technical owner. You design the solution, write the hard code, mentor junior engineers, and ensure nothing reaches production that you would not be proud to review. You will work on cloud-native healthcare platforms serving major US health plans, and are expected to bring architecture thinking, AI proficiency, and a high ownership mindset to every sprint.

About Us

We are the Solutions-as-a-Service arm who represents a shift from traditional outsourcing models toward outcome-led execution.

We do not sell effort, transactions, or headcount. It delivers measurable business outcomes. Built on more than 130 years of combined healthcare payer expertise, the organization brings together deep domain knowledge, AI-driven platforms, and operational excellence to solve complex challenges across the payer ecosystem.

The group’s flagship company has spent over 17 years building cloud-native platforms that support health plans managing billions in premiums and millions of members. These capabilities are extended and positioned as the Industry OS for AI, enabling intelligent automation of complex workflows at scale. We integrate these strengths into a single execution model. Teams are embedded with clients from day one, applying proven workflows, platform intelligence, and domain expertise to accelerate outcomes without a learning curve.

With headquarters in Chicago and a global delivery center in Pune, and a team of 300+ professionals, we are focused on transforming payer operations across claims, enrollment, billing, provider data management, appeals and grievances, and independent dispute resolution.

What You’ll Do

•Own end-to-end design and delivery of full-stack features across .NET Core backend and React frontend

•Lead technical design sessions - propose solutions, evaluate trade-offs, document decisions

•Mentor and code-review junior and mid-level engineers; raise the technical bar of the team

•Communicate proactively with business teams, product, and client-facing leads on requirements and delivery timelines

•Troubleshoot and resolve complex production issues independently and with speed

•Enforce source code quality standards: pull request hygiene, branching discipline, and test coverage gates

•Drive Agile sprint ceremonies - own estimation, WBS breakdown, and sprint commitment

•Architect and integrate Azure PaaS services into the platform including AKS, App Services, Function Apps, Service Bus, and Key Vault

•Champion Claude AI and Claude Code across the team - demonstrate AI-assisted code scaffolding, test generation, and review acceleration

•Surface technical risks early; propose and own mitigation paths

Tech Stack

•App: .NET Core / C#, ASP.NET Core Web API, Entity Framework Core

•Frontend: React JS, JavaScript / TypeScript

•Scripting: Python - scripting, automation, and data processing

•Data: SQL Server, PostgreSQL, T-SQL, CQRS / MediatR

•Cloud: Azure AKS, App Services, Function Apps, Service Bus, Key Vault

•Delivery: Azure DevOps, CI/CD pipelines, Git

•AI: Claude AI, Claude Code, Anthropic API

What You Bring

•5 to 8 years of overall experience in software development

•.NET Core (C#) - deep, production-grade experience with complex backend systems

•ASP.NET Core Web API - design, versioning, authentication, and performance tuning

•React JS - component architecture, state management, and performance optimization

•Python - scripting, automation pipelines, or data processing tasks

•SQL Server and/or PostgreSQL - advanced query design, indexing, execution plans, and schema ownership

•CQRS pattern - practical implementation experience, MediatR preferred

•Design Patterns and SOLID Principles - applied, not just theoretical

•Entity Framework Core - including migrations, raw SQL fallback, and N+1 awareness

•Azure DevOps - pipeline creation and management, not just consumption

•Strong analytical and problem-solving skills - you debug what others cannot

•Excellent written and verbal communication in English

•Degree in Engineering, Computer Science, or equivalent from a recognized university

Good to Have

•Azure PaaS services - AKS, App Services, Function Apps, Service Bus, Key Vault, API Management

•Microservices architecture and inter-service communication patterns

•Unit and integration testing frameworks such as xUnit, NUnit, Moq, or TestContainers

•PostgreSQL advanced features - JSONB, partitioning, replication, or indexing strategies

•Infrastructure-as-Code exposure with Bicep or Terraform on Azure

•Healthcare payer domain knowledge - claims, enrollment, benefits, or provider data

•Familiarity with Anthropic API or LLM integration patterns in production applications

AI Proficiency

This is not a checkbox. We are an AI-native engineering org. We use Claude AI and Claude Code daily. As a Senior Engineer you are expected to:

•Use Claude Code or an equivalent AI coding assistant actively - integrated into your daily PR and design workflow

•Apply AI for intelligent test coverage, boilerplate acceleration, and architectural spike analysis

•Bring AI-assisted patterns into your team - teach, demonstrate, and help standardize usage

•Evaluate AI-generated code critically: know where it needs human oversight and correction

Functional Competencies

•Technical leadership - raise the quality bar through standards, reviews, and visible contribution

•Agile/Scrum mastery - sprint planning, retrospectives, and WBS discipline

•Cross-functional collaboration with product, infrastructure, and client-facing teams

•Mentorship - you make junior engineers better through reviews and pairing, not just criticism

•Outcome orientation - you measure success by shipped value and defect escape rate, not lines of code

Why Join Us

•Own complex, high-stakes engineering on healthcare SaaS platforms serving millions of members

•AI-native culture - Claude AI and Claude Code are daily tools, and you will help define how the team uses them

•Senior engineering voice in architecture, hiring, and technical direction

•Competitive base salary with strong performance-linked incentives

•Health insurance and learning and development support

•Hybrid setup from our Pune delivery center with direct access to US leadership

•Startup agility, enterprise domain depth, and a 300+ person global team behind you

A Full-Stack Developer with the experience in delivering enterprise-class services. Proficient in Java Spring Boot and React.js, with hands-on expertise in building microservices and RESTful APIs using Spring Boot. Adept at designing and developing web applications leveraging Java, React.js, TypeScript, and JavaScript. Possesses a solid understanding of database management systems and excels in debugging, troubleshooting, and providing production support for web applications. Demonstrates strong attention to detail and exceptional problem-solving abilities to ensure the delivery of high-quality software solutions. Experienced in microservices architecture and committed to the overall success of software development projects. Collaborates effectively with Product Management and Quality Assurance teams to prioritize and develop key product features.

Come be a part of our growth journey! Submit your CV to https://technorexinfoways.com/career today.

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

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.

We are looking for a Node.js Lead Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.

As a MERN Stack Developer / Software Architect, you will play a crucial role in the architecture, development, and leadership of our digital products. You will collaborate closely with cross-functional teams to create exceptional user experiences, while also ensuring the scalability, security, and performance of our applications.

Responsibilities:

• Architecture and Technical Leadership: Design and develop the architectural roadmap for the website and mobile app. Lead and mentor a team of 8-9 MERN Stack developers, providing technical guidance, code reviews, and best practices to ensure high-quality solutions.
• Full Stack Development: Hands-on contribution to the development of complex features and functionalities using the MERN (MongoDB, Express.js, React, Node.js ) stack. Implement robust and maintainable code that aligns with industry standards.
• Scalability and Performance: Collaborate with the team to optimize application performance, ensuring that the platform can handle increased traffic and usage while maintaining a seamless user experience.
• Code Quality and Best Practices: Enforce coding standards, conduct regular code reviews, and implement best practices for software development. Ensure that the team follows coding, testing, and documentation standards consistently.
• Technical Evaluation: Evaluate and adopt new technologies, tools, and frameworks that can enhance the development process and overall product quality.
• Collaboration: Work closely with Product Managers, Designers, and other stakeholders to translate business requirements into technical solutions. Collaborate effectively with cross-functional teams to deliver on time and within scope.
• Problem Solving: Troubleshoot complex technical issues and provide innovative solutions to challenges that may arise during the development lifecycle.
• Continuous Learning: Stay updated with the latest trends, technologies, and best practices in the MERN stack and software architecture domain. Share knowledge and promote a culture of learning within the team.

Requirements:

• Bachelor's degree in Computer Science, Engineering, or related field. Master's degree is a plus.
• 7-10 years of professional experience in software development, with a strong focus on MERN stack development.
• Proven experience in designing and implementing scalable, high-performance web applications and mobile apps.
• Solid understanding of software architecture principles and design patterns.
• Previous experience in a leadership or technical mentorship role.
• Strong proficiency in MongoDB, Express.js, React, and Node.js .
• Experience with cloud platforms (e. g., AWS, Azure) and DevOps practices.
• Excellent problem-solving skills and a proactive attitude towards addressing challenges.
• Effective communication and collaboration skills.
• Prior experience in the health and wellness industry is a plus.

YOptima is a well capitalized digital startup pioneering full funnel marketing via programmatic media. YOptima is trusted by leading marketers and agencies in India and is expanding its footprint globally.

We are expanding our tech team and looking for a prolific Staff Engineer to lead our tech team as a leader (without necessarily being a people manager). Our tech is hosted on Google cloud and the stack includes React, Node.js, AirFlow, Python, Cloud SQL, BigQuery, TensorFlow.

If you have hands-on experience and passion for building and running scalable cloud-based platforms that change the lives of the customers globally and drive industry leadership, please read on.

1. You have 6+ years of quality experience in building scalable digital products/platforms with experience in full stack development, big data analytics and Devops.
2. You are great at identifying risks and opportunities, and have the depth that comes with willingness and capability to be hands-on. Do you still code? Do you love to code? Do you love to roll up your sleeves and debug things?
3. Do you enjoy going deep into that part of the 'full stack' that you are not an expert of?

Responsibilities:

• You will help build a platform that supports large scale data, with multi-tenancy and near real-time analytics.
• You will lead and mentor a team of data engineers and full stack engineers to build the next generation data-driven marketing platform and solutions.
• You will lead exploring and building new tech and solutions that solve business problems of today and tomorrow.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science or equivalent discipline.
• Excellent computer systems fundamentals, DS/Algorithms and problem solving skills.
• Experience in conceiving, designing, architecting, developing and operating full stack, data-driven platforms using Big data and cloud tech in GCP/AWS environments.

What you get: Opportunity to build a global company. Amazing learning experience. Transparent work culture. Meaningful equity in the business.

At YOptima, we value people who are driven by a higher sense of responsibility, bias for action, transparency, persistence with adaptability, curiosity and humility. We believe that successful people have more failures than average people have attempts. And that success needs the creative mindset to deal with ambiguities when you start, the courage to handle rejections and failure and rise up, and the persistence and humility to iterate and course correct.

1. We look for people who are initiative driven, and not interruption driven. The ones who challenge the status quo with humility and candor.
2. We believe startup managers and leaders are great individual contributors too, and that there is no place for context free leadership.
3. We believe that the curiosity and persistence to learn new skills and nuances, and to apply the smartness in different contexts matter more than just academic knowledge.

Location:

1. Brookefield, Bangalore
2. Jui Nagar, Navi Mumbai

Desired skills:

• Bachelor’s degree or equivalent combination of education and experience in Computer Science.
• Ability to establish priorities, goals/objectives and timelines.
• Possess strong planning and time management skills.
• Demonstrated ability to delegate and oversee assignments to ensure successful and timely completion as well as to obtain the cooperation of others within and outside the unit. Works in a collaborative manner to achieve results.
• Ability to effectively present technical topics to internal groups with potentially varied levels of technical sophistication. Strong communicator with excellent ability to work in a team environment.

Preferred Experience:

• 2-3 years of industry experience in software development.
• Experience working with medical data
• Experience and familiarity working in development teams and team-based development practices including scrum/agile, code review, etc.
• Knowledge and experience working with NoSQL databases such as MongoDB, CouchDB, Raven DB, etc.
• Knowledge of RDBMS concepts and experience with Microsoft SQL Server, MySQL, etc.
• Knowledge and experience working with Node.js and related frameworks such as Express.js.
• Knowledge and experience working with web application frameworks such as Angular, AngularJS, or React and related frameworks such as Ionic.
• Familiarity with FHIR APIs and experience working with REST APIs.
• Experience working on full-stack projects.
• Familiarity with CI/CD pipelines