Full Stack Developer – Java + React

Experience: 2–6 Years

Location: [Bangalore]

Employment Type: Full-time/ WFO

Notice - 30 days

Role Overview

We are looking for a skilled and motivated .NET Developer with 2–6 years of experience to join our dynamic team. The ideal candidate should have a strong foundation in .NET technologies, relational databases, and cloud-based application development. You will be responsible for designing, developing, and maintaining scalable, secure, and high-performance applications while collaborating with cross-functional teams in an Agile environment.

Key Responsibilities

• Design, develop, and maintain applications using .NET technologies.
• Work extensively with relational databases and optimize SQL queries for performance.
• Develop and maintain API-driven solutions and integrate with ETL/data warehouse environments handling large volumes of data.
• Apply Object-Oriented Programming (OOP) principles and design patterns to build scalable and maintainable solutions.
• Develop, migrate, and deploy applications in Microsoft Azure Cloud (Managed SQL, VMs, containerized architecture).
• Write and optimize SSAS queries for analytics and reporting.
• Collaborate with Product Owners, Architects, and QA in an Agile development environment (Scrum/Kanban).
• Participate in code reviews, sprint planning, and daily standups to ensure high-quality deliverables.
• Implement best practices in security, performance, and cloud-native development.
• Build and maintain frontend components using Angular frameworks (2–3 years preferred).

Required Skills & Qualifications

• 2–6 years of experience in software development using .NET technologies.
• Strong understanding of OOP concepts and design patterns.
• Hands-on experience with SQL, data warehouses, ETL pipelines, and high-volume data processing.
• Proven experience in API development and integration.
• 3–5 years of experience in Azure Cloud with cloud-native development and application migration.
• Proficiency in Azure services: Managed SQL, VMs, container-based deployments.
• Experience with SSAS query writing and optimization.
• 2–3 years of experience in frontend development with Angular frameworks.
• Familiarity with Agile methodologies and collaboration tools (JIRA, Azure DevOps, Git, etc.).
• Strong problem-solving skills, attention to detail, and ability to work independently as well as in a team.

Good to Have

• Experience in Azure DevOps CI/CD pipelines.
• Knowledge of other cloud providers (AWS, GCP) is a plus.
• Exposure to performance tuning, monitoring, and troubleshooting in cloud-hosted applications.

Education

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or related field.

Job Description

Wissen Technology is seeking an experienced C# .NET Developer to build and maintain applications related to streaming market data. This role involves developing message-based C#/.NET applications to process, normalize, and summarize large volumes of market data efficiently. The candidate should have a strong foundation in Microsoft .NET technologies and experience working with message-driven, event-based architecture. Knowledge of capital markets and equity market data is highly desirable.

Responsibilities

• Design, develop, and maintain message-based C#/.NET applications for processing real-time and batch market data feeds.
• Build robust routines to download and process data from AWS S3 buckets on a frequent schedule.
• Implement daily data summarization and data normalization routines.
• Collaborate with business analysts, data providers, and other developers to deliver high-quality, scalable market data solutions.
• Troubleshoot and optimize market data pipelines to ensure low latency and high reliability.
• Contribute to documentation, code reviews, and team knowledge sharing.
• 
  

Required Skills and Experience

• 5+ years of professional experience programming in C# and Microsoft .NET framework.
• Strong understanding of message-based and real-time programming architectures.
• Experience working with AWS services, specifically S3, for data retrieval and processing.
• Experience with SQL and Microsoft SQL Server.
• Familiarity with Equity market data, FX, Futures & Options, and capital markets concepts.
• Excellent interpersonal and communication skills.
• Highly motivated, curious, and analytical mindset with the ability to work well both independently and in a team environment.

Essential Responsibilities:

• Demonstrate an understanding of the Agile software development life cycle and distinguish the core inputs and outputs in each cycle.
• Work closely with your peers and keep engaging in a fast pace technical design and development team
• Execute in a fast pace delivery mode and focus on delivering tasks to meet monthly and quarterly digital product release goals
• Lead impact assessment and decisions related to technology choices, design / architectural considerations and implementation strategy
• Maintain code quality through best practices, unit testing and code quality automation
• Demonstrate the ability to make informed technology choices after due diligence and impact assessment
• Help in designing interfaces and information exchange between modules
• Articulate the need for scalability and understand the importance of improving quality through testing.
• Be an expert in writing code that meets standards and delivers the desired functionality using the technology selected for the project
• Drive design reviews, define interfaces between code modules, and apply existing technology to designs
• Be an expert in assessing application performance and optimizing/improving it through design and best coding practices

Qualifications/Requirements:

• Minimum Bachelor's Degree in Computer Science, Computer Engineering or in "STEM" Majors (Science, Technology, Engineering, and Math)
• 6+ years of experience in Full Stack Software Development within the enterprise or software services domain

Desired Skills:

• Expertise in full stack software development and awareness of 12 Factor software patterns
• Experience and knowledge of patterns and anti-patterns of microservices-based architecture design
• Experience developing and deploying applications on cloud (Azure, AWS, or GCP), on-premise, and hybrid-based architectures
• Mid-Level to Expert within one or more of the following UI development JavaScript: Client-Side HTML5 jQuery, jQuery UI, Knockout.js,
• Polymer, AngularJS, ReactJS, Bootstrap
• Mid-Level to Expert within one or more of the back-end development languages: .NET, Java, Python, or Scala
• Very solid API skills (e.g. Express.js/Node.js, GraphQL/Relay, Flask, Jersey, Java Spring REST or WebApi2)
• Skilled in use of Java, Kafka, and Spark streaming technologies
• Experience with containerization technologies such as Rancher, Kubernetes, Docker and Helm
• Hands-on experience in data storage environments of many types (RDMS, NoSQL, HDFS, etc.)
• Knowledge of GitLab, Jenkins and Artifactory
• Solid foundation in data structures, algorithms, and OO Design with rock-solid programming skills
• Security: Identity Management and Access, application security and static code analysis
• Proven success working in and promoting a rapidly changing, collaborative, and iterative product development environment
• Strong interpersonal skills, analytical skills, combined with intellectual curiosity, and a desire and ability to "get things done" are essential
• Agile Scrum development experience
• Added advantage to those having experience in multi-tenant SaaS Platform and Developers' Portal development

Full Stack Developer Job Description

Position: Full Stack Developer

Department: Technology/Engineering

Location: Pune

Type: Full Time

Job Overview:

As a Full Stack Developer at Invvy Consultancy & IT Solutions, you will be responsible for both front-end and back-end development, playing a crucial role in designing and implementing user-centric web applications. You will collaborate with cross-functional teams including designers, product managers, and other developers to create seamless, intuitive, and high-performance digital solutions.

Responsibilities:

Front-End Development:

Develop visually appealing and user-friendly front-end interfaces using modern web technologies such as C# Coding, HTML5, CSS3, and JavaScript frameworks (e.g., React, Angular, Vue.js).

Collaborate with UX/UI designers to ensure the best user experience and responsive design across various devices and platforms.

Implement interactive features, animations, and dynamic content to enhance user engagement.

Optimize application performance for speed and scalability.

Back-End Development:

Design, develop, and maintain the back-end architecture using server-side technologies (e.g., Node.js, Python, Ruby on Rails, Java, .NET).

Create and manage databases, including data modeling, querying, and optimization.

Implement APIs and web services to facilitate seamless communication between front-end and back-end systems.

Ensure security and data protection by implementing proper authentication, authorization, and encryption measures.

Collaborate with DevOps teams to deploy and manage applications in cloud environments (e.g., AWS, Azure, Google Cloud).

Qualifications:

Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience).

Proven experience as a Full Stack Developer or similar role.

Proficiency in front-end development technologies like HTML5, CSS3, JavaScript, and popular frameworks (React, Angular, Vue.js, etc.).

Strong experience with back-end programming languages and frameworks (Node.js, Python, Ruby on Rails, Java, .NET, etc.).

Familiarity with database systems (SQL and NoSQL) and their integration with web applications.

Knowledge of web security best practices and application performance optimization.

• Thorough understanding of React Native and its core principles- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Experience in React Js, Javascript, Ruby on Rails (preferred)- Experience with popular React workflows (such as Flux or Redux)
• Familiarity with newer specifications of ECMAScript (ES6 & ES5 )- Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs- Experience with relational databases (PostgreSQL preferred)
• Working knowledge of git for version control- Understanding of Unix tools
• A user-centric mentality for building products

Roles and responsibilities:

•  Proficient in SQL, NoSQL, relational database design and methods for efficiently retrieving data 
•  Experience building complex and non-interactive systems batch, distributed, etc.
•  Be responsible for the technical design and experience in guiding/mentoring others.
•  Strong OOPS knowledge, including experience with design patterns
•  Experience with relational databases like MySQL/Oracle
•  Experience with enterprise application servers like Tomcat/Weblogic/Websphere.
•  Exposure to Web Services SOAP and RESTFUL
•  Exposure to Agile/Scrum, TDD, and Continuous Integration tools like Jenkins, Bamboo etc.
•  Excellent analytical aptitude and problem solving skills.
•  Excellent communication and customer interfacing skill

We are looking for a blockchain developer who will be responsible for designing, implementing, and supporting a distributed blockchain-based network. Your primary responsibility will be analyzing requirements, designing blockchain technology around a certain business model, and building and launching a blockchain network.

Also, the Position requires maintenance & further development of the existing platform

• Research, design, develop, and test blockchain technologies
• Document new solutions as well as maintain of existing ones
• Be involved in the global blockchain community—work on implementing and integrating the latest improvement proposals

1. Requirements

• Hands-on experience in Ethereum, Solidity, Golang, Nodejs, Javascript, NFT, ERC Tokens, DeFi, DAPPS
• Strong software development background, Expertise in Rest API design and development.
• Experience working in NoSQL databases like MongoDB.
• Strong knowledge of common algorithms and data structures
• Proficient understanding of code versioning tools, such as Git, and familiar with concepts of Cloud-based microservices.

Must have worked with Blockchain products and played a vital role to build that application as a developer

The Technical Lead should be well versed with Node.js, React js, AWS, Microsoft Azure, flutter, scalable cloud architecture.

He/she will be working directly under the CEO and will act as both a technology and business expert, making decisions that will impact the current and future operations of the company. 

Responsibilities:

• Setting a vision for how technology will be used in the company.

• Ensuring that the tech team meets the company’s short and long term needs.

• Outline the goals for research and development. 

• Creating timelines for the development and deployment of all product requirements. 

• Acting as a mentor to the tech team members. 

• Maintaining a consumer-focused outlook and aiding in the delivery of new features.

• Managing technology budgets and time frames.

• Driving and planning sprints and ensuring a high tech team velocity.

• Staying on top of technology trends and developments.

• Ensuring all technology practices adhere to regulatory standards.

• Ensuring that there is no system downtime and all products are working seamless.

Requirements /Qualifications:

• Exceptional communication skills (both verbal and written). 

• Self-motivated with diligent work ethic, a business acumen, enthusiastic and passionate, exceptional team management skills. 

• Should be well versed with Node.js, React js, AWS, Microsoft Azure, flutter, scalable cloud architecture.

• Extensive industry knowledge with an eye towards the future.

• Proactive and efficient time management.

• Ability to delegate efficiently. 

• Should have managed and set up teams. 

• Process orientation.

• 5+ years of experience as an Engineering head.
  
  Salary will be based upon industries standard 

- Experience with front-end technologies such as Angular or React with Redux. 

- Experience working in NodeJS with Express 

- Experience with PHP development using any one of it's framework will be considered as    a value add 

- Experience working with SQL or NoSQL databases, the ability to write efficient queries        and benchmark/profile them 

- Mastery of object oriented JavaScript, ES6, HTML, and CSS/SASS/StyledComponents 

- Experience in RESTful API development 

- Strong understanding of asynchronous programming 

- Experience with performance debugging and benchmarking 

- Experience with testing frameworks like Karma, mocha, or jest 

- Experience with Git version control 

- Understanding of CI/CD 

- Strong attention to design detail (UI/UX).