Full stack mobile app developer

Company: Ethara AI

Location: Gurgaon (Work From Office)

Employment Type: Full-Time

Experience Required: 2–4 Years

Open Roles: Software Engineers (Python Fullstack)

About Us

Ethara AI is a leading AI and data services company in India, specializing in building high-quality, domain-specific datasets for Large Language Model (LLM) fine-tuning. Our work bridges the gap between academic learning and real world AI applications, and we are committed to nurturing the next generation of AI professionals.

Role Overview:-

We are looking for experienced Python Fullstack Software Engineers who can contribute to post training AI development workflows with strong proficiency in coding tasks and evaluation logic. This role involves working on high-impact AI infrastructure projects, including but not limited to:

 Code generation, validation, and transformation across Python, Java, JavaScript, and modern frameworks;

 Evaluation and improvement of model-generated code responses;

 Designing and verifying web application features, APIs, and test cases used in AI model alignment;

 Interpreting and executing task specifications to meet rigorous quality benchmarks;

 Collaborating with internal teams to meet daily throughput and quality targets within a structured environment.

Key Responsibilities:-

 Work on fullstack engineering tasks aligned with LLM post-training workflows;

 Analyze model-generated outputs for correctness, coherence, and adherence to task requirements;

 Write, review, and verify application logic and coding prompts across supported languages and frameworks;

 Maintain consistency, quality, and efficiency in code-focused deliverables;

 Engage with leads and PMs to meet productivity benchmarks (8–9 working hours daily);

 Stay updated with AI development standards and contribute to refining internal engineering processes.

Technical Skills Required:-

 Strong proficiency in Python and nice to have: Java, Node.js;

 Strong experience in frontend technologies: React.js, HTML/CSS, TypeScript;

 Familiarity with REST APIs, testing frameworks, and Git-based workflows;

 Ability to analyze, debug, and rewrite logic for correctness and clarity;

 Good understanding of model response evaluation and instruction-based coding logic

Qualifications:-

 Bachelor’s or Master’s degree in Computer Science, Engineering, or related field;

 2–4 years of experience in a software development role (Fullstack preferred);

 Prior exposure to AI/LLM environments or code-based evaluation tasks is a plus;

 Excellent written communication and logical reasoning abilities;

 Comfortable working from office in Gurgaon and committing to 8–9 hours of productive work daily

Why Join Us

 Be part of a high-growth team at the forefront of LLM post-training development;

 Work on real-world AI engineering problems with production-grade impact;

 Competitive compensation with performance-driven growth opportunities;

 Structured workflow, collaborative culture, and technically challenging projects

• 0 to 3 years of experience (or equivalent understanding of software engineering)
• Familiar with Javascript/Typescript and React.js
• Familiar with one backend language (Node, Go, Java, Python) and one relational database (any SQL)
• Willingness and interest in learning new tech/processes (Next.js, Angular, IaaS, etc.)

• Microsoft technology development experience in C#, ASP.NET, .NET 4.5 onwards, Web API, Bootstrap, Jquery, Angular SQL 2012 onwards, SQL stored procedure
• Must have ReactJs with 2 projects experience or min 1.5 Years experience in ReactJS based Projects
• Troubleshooting & analysing skills
• Development Experience required for Continuous improvement program
• Good problem solving capabilities in Developed applications

Who are we?  

Whatfix is the #1 Digital Adoption Platform (DAP) for Enterprises. We are disrupting the way Learning, Training and Application Support content is consumed. We provide large enterprises with a SaaS platform that helps accelerate product adoption and reduce support & training efforts by providing contextual and step by step guidance inside any web application at the exact time a task is being performed. The product has redefined the way companies onboard, train, and provide support to users. 

What sets us apart from the rest?

With over 100 of the Fortune 500 companies already onboard as customers, Whatfix has been named among the top 20 B2B tech companies alongside the likes of Adobe, PayPal, and Cisco.

With a YoY growth of 300%, we have also been recognized among the top 50 fastest growing SaaS companies worldwide in the SaaS 1000 list and as a Market Leader by Gartner in the Digital Adoption space. 

We are pleased to have an Employee rating of 4.6 on Glassdoor and our Customer obsession can be seen in our reviews on platforms like G2 Crowd & Gartner Peer Insights.

The employees are happy, the customers are happy, but what about the investors? Take a look for yourself - Sequoia Capital || Stellaris || Cisco || Eight Roads || Helion Ventures

“Hustle Mode ON” is something we live by.

We are looking for a skilled Web Developer to join our growing team. As a Web Developer, you will be responsible for designing and developing responsive and dynamic web applications using PHP, HTML, CSS, JavaScript, and various front-end technologies.

Responsibilities:

• Design and develop dynamic and responsive web applications using PHP, HTML, CSS, JavaScript, and various front-end technologies.
• Work closely with cross-functional teams to define, design, and ship new features.
• Write clean, maintainable, and efficient code.
• Ensure the performance, quality, and responsiveness of web applications.
• Debug and troubleshoot issues, and fix bugs in a timely manner.
• Write unit tests to ensure code quality and stability.
• Use strong problem-solving skills to tackle complex technical challenges.
• Stay up-to-date with the latest industry trends and technologies.

Requirements:

• Bachelor's degree in Computer Science or a related field.
• 2 to 4 years of experience in full-stack web development.
• Strong knowledge of HTML, CSS, JavaScript, wordpress add PHP.
• Strong problem-solving and analytical skills.
• Ability to work in a fast-paced and dynamic environment.
• Excellent communication and interpersonal skills.
• Good to have AWS knowledge

We are an equal-opportunity employer and value diversity at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Tasks/Responsibilities:

• Refine the functionality of webshop design and its features.
• Designing and building the website front-end.
• Designing and managing the website back-end including database and server integration.
• Generating/Integrating WordPress themes and plugins.
• Conducting website performance tests.
• Troubleshooting content issues.
• Monitoring the performance of the live website.

Requirements:

• Proven work experience as a WordPress developer(themes & plugins).
• Knowledge of front-end technologies including CSS3, JavaScript, HTML5, and jQuery.
• Knowledge of code versioning tools including Git and SVN.
• Knowledge of deployment of WordPress installations.
• Experience working with debugging tools such as Chrome Inspector and Firebug.
• Good understanding of website architecture and aesthetics.
• Ability to drive given topic.
• Good communication skills.

We Offer:

• Freedom to realise your own ideas & individual career & development opportunity.
• A motivating work environment, flat hierarchical structure, numerous company events which cannot be forgotten and fun at work place with flexibilities.
• Professional challenges and career development opportunities.

• Previous working experience as a MERN/MEAN  Stack Developer for 1 year (Minimum).
• In depth knowledge of NodeJS, ExpressJS or Restify
• Experience implementing applications using Angular 2+ versions or React
• Experience creating front end applications using HTML5, Angular/React, LESS/SASS
• Hands on experience with JavaScript
• Development on both client and server-side
• Experience on Angular 2+  and React Js will be an plus point
• Experience on both MEAN/MERN Technologies will be an advantage.

Expected Skills :-

• Knowledge/Application of data structures and algorithms.-
• Problem-solving attitude : This means when you face a problem (not necessarily technical), your natural reaction is "How can I solve it best" rather than "How can I get out of it/avoid it/overlook it"-
• Working knowledge in Java(SpringFramework) is a must.
• Working knowledge in ReactJs is a plus.- Working knowledge in Python, MongoDB is a plus.
• The founding team has extensive experience in launching and scaling up fintech products & New business verticals. The founders have rich leadership experience across Consulting, fintech and payment companies

We are seeking a WordPress Developer responsible for both back-end and front-end development, including creating WordPress themes and plugins. This position requires a combination of programming skills (namely PHP, HTML5, CSS3, and JavaScript) and aesthetics (understanding element arrangements on the screen, the color and font choices, and so on). The candidate should have a strong understanding of industry trends and content management systems. Experience with the responsive and adaptive design is strongly preferred. Also, an understanding of the entire web development process, including design, development, and deployment is preferred.

• Designing and implementing new features and functionality
• Establishing and guiding the website’s architecture
• Ensuring high-performance and availability, and managing all technical aspects of the CMS
• Helping formulate an effective, responsive design and turning it into a working theme and plugin.

• Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery
• Experience building user interfaces for websites and/or web applications
• Experience designing and developing responsive design websites
• Comfortable working with debugging tools like Firebug, Chrome inspector, etc.
• Ability to understand CSS changes and their ramifications to ensure consistent style across platforms and browsers
• Ability to convert comprehensive layout and wireframes into working HTML pages
• Knowledge of how to interact with RESTful APIs and formats (JSON, XML)
• Strong understanding of PHP back-end development
• Basic onpage SEO skills