L3 Frontend Engineer - React.js

Wissen Technology is Hiring for React Developer

About Wissen Technology:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide. Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Today, Wissen Technology has a global footprint with 2000+ employees across offices in the US, UK, UAE, India, and Australia. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Job Summary:

We are seeking highly motivated React Developer

Experience: 8+ Years

Location: Pune/ Mumbai

Mode of Work: Full Time

Key Responsibilities:

• Should have 8+ years hands on experience in web technologies like JavaScript, HTML5 & CSS.

• Expert level knowledge of JavaScript including latest edition(s) of JavaScript (ES2023). Knowledge of typescript is a plus.

• Hands on experience with JavaScript frameworks like React 17 and above versions

• Good understanding of asynchronous request handling, partial page updates like Promises, RxJS

• Proficient in advanced CSS3, HTML5 and Bootstrap. Exposure to css-in-js libraries like styledjs or others is beneficial.

• Able to translate mockups in figma or illustrator to actual working components.

• Working experience on testing tool like karma/jasmine/enzyme.

• Basic understanding of nodejs is beneficial.

• Proficient understanding of code versioning tools, such as Git

• Excellent analytical/reasoning skills

• Good team player

• Excellent written and verbal communication skill

Work Profile:

• Delivering a complete front end application in Agular
• Ensuring high performance on mobile and browser with reusable and modular components spanning cross multiple projects
• Coordinating the workflow between the graphic designer, the HTML coder, and yourself
• Integrate with the back-end developer in the process of building the RESTful API
• Communicating with external web services for 3rd Party tools and services integration
• Requirement  
• 2+ years of experience and proficiency with Angular, JavaScript and HTML5
• Deep knowledge of Angular practices and commonly used modules based on extensive work experience
• Creating self-contained, reusable, and testable modules and components
• Ability to provide SEO solutions and optimization
• Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
• Creating custom, general use modules and components which extend the elements and modules of core Angular

Role

Front-end engineers at AssetSprout work on our products. They include software for Certified Financial Planners, their clients, and also internal admin tools. They work with the founders, product designers, and backend engineers and deliver towards the company’s vision.

Responsibilities

• Develop and own product features end to end in a scalable, secure and maintainable way. The buck stops with you on whatever you own.
• Provide technical solutions through design, architecture and implementation. Wear multiple hats in delivering greenfield projects from concept to production. 
• Work with the product and design team in understanding and shaping the customer experience.
• Establish, advocate and bring your experience on coding styles, best practices, and in scaling the product from MVP to production.
• Iterate fast. Display maturity in prioritizing towards velocity while balancing quality. As a startup, we break or make on how fast we deliver.
• Teach and mentor other front-end engineers. Focus on providing technical expertise and solutions regardless of how long one has been working professionally.

Requirements

• Professional experience working with any of the front-end frameworks such as React, Angular, Vue, Ember etc.
• Solid expert level understanding of Semantic HTML, CSS and JavaScript concepts.
• Have written automated tests with any of the frameworks such as Jest, Mocha, Jasmine, AVA, Karma etc.
• Able to use CI/CD tools such as CircleCI, GitLab, Jenkins etc. and create workflows and pipelines to release to production every other day.
• Good understanding of how a browser parses and renders a web page.
• Understand HTTP requests, Restful APIs and web applications.
• Strong understanding of AWS cloud computing platform and being able to leverage its various services such as CodePipeline, CodeBuild, EKS, ECS etc.

Good-to-haves

• Early or mid-stage startup experience
• Eager to work in a flat organization with no corporate politics
• Positive energy with a get-it-done attitude.
• Worked in a remote environment and high trust and high responsibility role
• Working knowledge of build systems like Gradle, Maven, Bazel, Webpack etc.
• Understand databases, RDMS, and work with SQL

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Experience with popular React.js workflows (such as Flux or Redux)
• Hands on experience with Typescript
• Expertise with RESTful APIs integration and best practices
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• Familiarity with code versioning tools such as Git

Job Description:

We are looking for an experienced JavaScript developer who is proficient with React.js. The primary focus of the selected candidate would be on developing user interface components implementing and executing them following well-known React.js workflows (such as Flux or Redux). Also ensuring that these components and the overall application are robust and easy to manage. A commitment to collaborative problem solving, sophisticated design, and quality products are important.

Responsibilities:

• Developing the latest user-facing features using React.js
• Designing a modern highly responsive web-based user interface
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code
• Learn and understand user interactions
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers
• Coordinating with various teams working on distinct layers
• As a React.js Developer, you will be involved from conception to completion with projects that are technologically sound and aesthetically impressive. 

Technical skills:

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Prior experience with popular React.js workflows (such as Flux or Redux)
• Familiarity with more current specifications of ECMAScript
• Prior experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Familiarity with HTML / CSS
• GIT experience is a plus
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization

Job Description – Senior Software Engineer - Front End

Aurigin is a deal origination platform that connects qualified investment opportunities to institutional investors around the world. We're dedicated to creating efficiency and true scale in this area of the investment banking industry. Aurigin provides thousands of live, curated transactions from late-stage VC to PE, M&A, and pre-IPO investments online, globally. Our proprietary matching software matches sell-side characteristics with buy-side investment criteria, generating high-quality matches in seconds in a confidential and non-disclosed manner. We have a hardcore startup culture, where everyone in the team partakes in the responsibilities of building this, in the fun and consequently the growth.

Qualification

B.Tech/B.E/M.Tech/MS or PhD in Computer Science or related technical discipline.

Job Description

You will be working on interesting technical challenges in a fast pace start-up environment.

The role requires solid programming experience along with demonstrated ability to take

ownership and drive solutions to closure. You will play a key role in architectural as well as

strategic product decisions.

Must Have

4-6 years of relevant software development experience

Extensive experience of building Web applications

Excellent proficiency in front-end technologies (NodeJS /JavaScript/HTML/CSS /Angular/Bootstrap/React and related frameworks)

Hand-on experience in building with React JS / Node JS

Experience with Responsive UI

Excellent knowledge of Algorithms, Data structures and Optimizations

Good to Have

Experience in C# or Java along with related frameworks

Hands-on experience in building REST APIs at scale

Experience with Python / ELK stack