Backend Developer

Role: Senior Software Engineer (SDE III) – AI & Backend

Location: Bangalore

Experience: 5-8 Years

Notice: Immediate – 15 Days

Work Mode: Work From Office

Type: Contract to Hire (CTH)

Role Overview

We are looking for a Senior Software Engineer with strong expertise in backend development and AI systems. You will build scalable platforms, AI-powered agents, and real-time voice applications.

What You’ll Do

● Design and develop scalable backend services using Python

● Build microservices, RESTful APIs, and event-driven systems

● Develop AI-powered agents using LLM frameworks and multi-agent systems

● Work on voice systems using STT/TTS and real-time streaming architectures

● Integrate APIs, vector databases, and RAG-based systems

● Collaborate with cross-functional teams and mentor junior engineers

What We’re Looking For

● 5+ years of experience in software development

● Strong proficiency in Python.

● Experience with microservices and distributed systems

● Hands-on experience with LLMs and agent frameworks (LangChain, AutoGen, etc.)

● Familiarity with vector DBs, embeddings, and cloud platforms (AWS/GCP/Azure)

● Good communication skills and ownership mindset

Nice to Have

● Experience with voice systems (STT/TTS) and real-time architecture

● Exposure to MCP or similar frameworks

● Experience building AI copilots or multi-modal systems

🚀 Hiring: Data Engineer | GCP + Spark + Python + .NET |

| 6–10 Yrs | Gurugram (Hybrid)

We’re looking for a skilled Data Engineer with strong hands-on experience in GCP, Spark-Scala, Python, and .NET.

📍 Location: Suncity, Sector 54, Gurugram (Hybrid – 3 days onsite)

💼 Experience: 6–10 Years

⏱️ Notice Period :- Immediate Joiner

Required Skills:

• 5+ years of experience in distributed computing (Spark) and software development.
• 3+ years of experience in Spark-Scala
• 5+ years of experience in Data Engineering.
• 5+ years of experience in Python.
• Fluency in working with databases (preferably Postgres).
• Have a sound understanding of object-oriented programming and development principles.
• Experience working in an Agile Scrum or Kanban development environment.
• Experience working with version control software (preferably Git).
• Experience with CI/CD pipelines.
• Experience with automated testing, including integration/delta, Load, and Performance

Responsibilities:

• Help define and create Backend architecture and deployment using Python- Django-AWS in an agile environment with lots of ownership and active mentoring

• Work with the Product and Design teams to build new features to solve business problems and fill business needs

• Participate in code reviews to create robust and maintainable code

• Work in an agile environment where quick iterations and good feedback are a way of life

• Interact with other stakeholders for requirement, design discussions and for adoption of new features • Communicate and coordinate with our support and professional services teams to solve customer issues

• Help scale our platform as we expand our product across various markets and verticals globally

As a young, fresh startup, we are hoping to be joined by self-starting, hardworking, passionate individuals who are committed to delivering their best, who can grow into future leaders of FactWise.

• Strong Expertise in CodeIgniter Framework.
• Sound knowledge of database designing and application architecture planning for Core PHP projects.
• Expertise in PHP, MVC Frameworks, and good technology exposure of CodeIgniter Open cart or any CMS added advantage.
• String core PHP Hands-on experience.
• Good Knowledge of PHP5, MySQL, jQuery, JavaScript, HTML5, CSS3, XML
• Assure that all user input is validated before submitting it to the back-end.
• A good understanding of asynchronous request handling, partial page updates, and AJAX will be preferred.
• Prior experience in the payment gateway or education ERP domain is a plus.

As a Go lang Developer, you will be working on Blockchain Layer 1.

● Advanced proficiency in Golang programming language, and good skills in languages such as C++,

Java, Solidity and Python (good to have).

● Extensive experience in back-end development, algorithms, and data structures.

● Extensive Knowledge of blockchain structure, protocol development or Smart Contract

● Writing clean, efficient, and reusable code that follows best practices and coding standards.

● knowledge of distributed and decentralized network protocols

● Knowledge of various decentralized ledger technologies and protocols

● Understanding of gossip protocol and consensus protocol

● Knowledge of best practices in data protection.

● Collaborating with managers to determine technology needs and envisaged functionalities.

● Creating application features and interfaces by using programming languages and writing multithreaded codes.

● Applying the latest cryptology techniques to protect digital transaction data against cyberattacks and information hacks.

● Maintaining client and server-side applications.

About Us:
Three Wheels United works in the exciting fintech domain by developing novel solutions to improve financial inclusion and reduce pollution. Our solutions are backed by cutting edge technology which helps streamline complex financial instruments and improve operational efficiency between various partners. Three Wheels United has won several awards for its efforts in driving sustainable use of resources and promoting clean technology and not surprisingly is backed by multiple international and national venture funds.

Being a start-up, Three Wheels United offers a challenging fast-paced environment to learn and grow by providing you opportunities to step out of comfort zone and tinker with your creative and innovative side and host various responsibilities.

In collaboration with Microsoft Research, we are developing a data-driven lending platform catered towards the needs of “emerging markets” users. The complete platform has various components, all working in tandem to provide a “comfortable” loan journey for our borrowers by working on increasing their ability to earn more as well as improving their willingness to repay. As someone joining the technology team, you’ll have the chance to experience and lead efforts into scaling the existing systems to thousands of users across India and outside. You’ll also get a chance to learn the various nuances of working in the domain of finance and sustainable technology development.

We are looking for outstanding engineers to assist building up the core components as well as designing new components. Knowledge of existing technologies is preferred, but ultimately, we are looking for individuals with a growth mindset, willing to learn and contribute to their growth and the growth of their peers.

Our lending model has been identified as one of the most innovative in global south by the Climate Finance Lab and we have raised seed funds from global Angel investors to scale our operations. We work closely with Microsoft Research India and Mahindra Electric as our technology partners. The technology team is being incubated at Microsoft Research’s Center of AI and Societal Impact and will work closely with Researchers to iron out the platform. https://hashedin.com/blog/acm-sigchis-1st-bangalore-chapter-user-research-in-action/">HashedIn and Diode cover in brief our partnership with Microsoft Research’s TEM group and the work around financial inclusion and sustainable technology development.

• Develop, modify, and maintain code base of various applications.
• Coordinating with a remote team and applying appropriate branching, labelling using GIT.
• Adding features to the existing web dashboard for monitoring and supporting field operations.
• Implementing application testability and diagnostics and fixing bug with REDUX architecture.

• 2+ years’ experience with development of Restful APIs.
• Knowledge of MVC architecture.
• Strong Knowledge of Database management and OOP.
• Any prior experience of using CD/CI pipelines and experience with azure web services.

• Contributions to Opensource projects.
• Contributions to developer community through Stack Overflow, TopCoder, CodeChef, Google Developer Groups etc.
• Relevant personal or public technical blogs

1. Should have experience in full life cycle of Web Application Development in Linux environment using Apache, PHP, MySQL/MSSQL/ Oracle.

2. Hands on experience in these technologies is a must (PHP 5, Ajax, CSS / HTML5 / XHTML , Web development)

3. Should have experience in template engine like smarty and at least one MVC frame work (Laravel / Zend / Symphony / Cake Php / Code Igniter).

4. Should have worked on any of the content management system (Joomla / Drupal / Simple CMS etc)

5. Should have worked on any of one of JS frameworks like YUI, JQuery , MooTools, ExtJS and AJAX

6. Hands on experience with the following PHP modules: PEAR, CURL, SoapClient (WSDL mode), libXML, Memcache, PCRE, SQLITE, etc

7. Ability to write and consume SOAP & REST web services.

8. Create requirement document and work with team members to deliver the application.

9. Knowledge of Version Control Software ;such as SVN/CVS will be preferable.

10. Experience in Architecture Design & Developed of Web Application.

11. Should have experience in web application optimization/caching/DB performance tuning

12. Extensive OOD / OOP experience

13. Ability to propose, advocate and critique design alternatives to determine solutions.

14. Hands-on experience with web application architecture and relational database design Interact with Client to understand business requirement.

15. Hands on knowledge of best practices for cross-platform, cross-browser compatibility.

16. Hands on knowledge of UI optimization techniques and experience of working with UI performance measurement tools like Yslow, Firebux, Fiddler, HTTPWatch, Page Speed, DynaTrace, etc.

• Looking for a talented PHP Developer having experience in writing clean PHP code.
• Someone very good at understanding requirements and developing services & features quickly.
• Good communication skills & team player, who engages with all stakeholders of the project to add clarity for all aspects of the ongoing software development project.

Your responsibilities will include:

• Having good attention to detail & requirements.
• Building software applications in PHP.
• Developing applications using best design and coding practices.
• Writing, maintaining & upgrading middleware & back-end code and building efficient PHP modules.
• Troubleshooting application and code issues.
• Integrating code with Databases & data storage solutions.
• Finalizing back-end features and testing web services.
• Updating and altering application features to enhance performance.

Key Requirements :

• Degree in Computer Science, Engineering or a related field.
• Must have Experience in PHP (Lumen & Laravel).
• Experience in creating scalable service-oriented & serverless applications.
• Experience with secure coding.
• Proficient BitBucket and Git.
• Should be experienced in following Agile methodologies. Tools - Jira & Confluence.
• Must have experience in RDBMS - Postgres/MySql and NoSql - MongoDB/Redis.
• Additional knowledge/experience in Python and NodeJs will be good to have.
• Good to have experience in AWS.
• Good problem solving, decision making and prioritization skills.