Fullstack Developer (MERN)

Job Title: Senior Technical Consultant

Employment Type: Full-Time

Location: Remote

Experience: 5+ Years

Key Responsibilities

Backend Engineering (Primary Focus – ~80–90%)

• Design and build scalable, secure, high-performance backend systems.
• Work with one or more modern programming languages:
• Java, Python, Go, Ruby on Rails, Rust, or Node.js
• Write clean, reusable, testable code and maintain strong unit test coverage.
• Engage in architecture discussions, code reviews, and code pairing.
• Implement and maintain CI/CD pipelines and follow DevOps best practices.

Frontend Contribution (Optional – ~10–20% if willing)

• Not mandatory, but you may occasionally take small frontend tasks.
• Ability to discuss frontend fundamentals (React/Angular basics) is preferred.
• Exposure to HTML/CSS/JS is a plus but not required.
• Willingness to learn or contribute to UI tasks when needed is appreciated.

Client Collaboration

• Work directly with clients to understand business and technical requirements.
• Explain decisions, trade-offs, and architecture clearly and confidently.

Team Collaboration

• Work independently within a distributed global team environment.
• Contribute across the complete product lifecycle and engineering decisions.

Tech Stack for the Role

Backend (Primary)

Must have experience in at least one:

• Java
• Python
• Go
• Ruby on Rails
• Rust
• Or:
• Node.js

Frontend (Optional)

• React or Angular (only if willing)
• HTML & CSS (optional)

Required Skills & Experience

• 5+ years of hands-on backend development experience.
• Strong polyglot programming capability across at least 2 backend stacks.
• Solid understanding of:
• System Design & Architecture
• Design Patterns
• Object-Oriented & Functional Programming Concepts
• Experience with CI/CD pipelines, testing frameworks, and DevOps workflows.
• Ability to work independently with minimal supervision.
• Excellent communication, analytical thinking, and client-facing skills.

Nice to Have

• Experience with Microservices, Docker, Kubernetes.
• Prior consulting, client-facing, or solution-engineering experience.
• Exposure to AWS / GCP / Azure cloud environments.

Job Description:

• 2 – 4 years of hands-on experience as a Developer in financial services
• Experience with C#/.NET
• Experience with JavaScript/TypeScript, ReactJS, and AWS Cloud technologies is a plus
• Experience with databases such as MSSQL and MongoDB is a plus
• Familiarity with concepts such as microservices, API, TDD, unit testing, and SDLC
• Knowledge of Stock Loan, Collateral margining, Swaps would be a great advantage
• Strong analytical and problem-solving skills, with the ability to think critically
• Strong written and verbal communication skills
• Experience in stakeholder management across both IT and business sectors

Full Stack Developer Job Description:

1. Knowledge in MERN Stack is mandatory

2. Work with development teams and product managers to ideate software solutions

3. Design client-side and server-side architecture

4. Conduct Testing & Debugging, utilize script tools & write basic codes for design specifications

5. Build the front-end of applications through appealing visual design

6. Develop and manage well-functioning databases and applications

7. Write effective APIs

8. Troubleshoot, debug and upgrade software

9. Create security and data protection settings

10. Build features and applications with a mobile responsive design

11. Write technical documentation

12. Work with data scientists and analysts to improve software

We enable humans & machines with internet connectivity at a price that they can afford.

The inspiration for Wifi Dabba came from the founders working together for the last decade in the mobile application industry and realising the biggest reason for user churn being access to cheap and affordable internet access. From having worked on ground onboarding users and facing poor connectivity issues all the time, we took it on ourselves to fix the internet access problem for the common citizen.

At Wifi Dabba (YC W17), we are building a low cost, scalable & distributed Wi-Fi infrastructure to connect next billion users online. We do this by deploying a grid of lasers (Free Space Optics) over the cities & town and bring cheap and fast internet for everyone. We enable anyone to buy 1 gig of data access at a time at a price they can afford. Sachetization of internet access is the foundation to rebuilding internet for all. We do this by leveraging crypto and blockchain to truly make internet infrastructure ownership distributed — our vision is to be connectivity layer for the Web3 world.

• You will get the chance to be an early team member at a fast-growth YC startup.
• You get to define the future of telecom infrastructure ownership and operations.
• We’re a tight-knit team where you'll learn a ton and have ownership.
• Opportunity to build for the next billion users.

• Strong engineering background preferably in Computer Science
• Experience architecting, developing, and testing full-stack code end-to-end
• Experience working with relational & NoSQL databases
• Experience with AWS services
• Experience working with MERN Stack, performing unit/feature testing, and managing REST APIs.
• Knowledge of front-end technologies including HTML5, CSS3, JavaScript, and jQuery.
• Knowledge of any one frontend framework/libraries like Angular/VueJs/ReactJS.
• Knowledge of code versioning tools like GIT, SVN.
• Experience in building user interfaces for websites and/or web applications.
• Experience in designing and developing responsive design websites with any frontend css frameworks like Bootstrap/Tailwind CSS.
• Build backend APIs and services that power new products that interact with Solana (or other) blockchains
• Build front-end Web3 interfaces that interact with your backend code
• Participate in design discussions with business users, web producers and engineering teams.
• Perform requirements analysis, high-level design, effort estimation for new business requirements and feature enhancements.
• Write clean, concise, and sustainable code.
• Team player who enjoys collaborative effort.

• Entrepreneurial mindset (we encourage all employees to be future founders and this can be a great stepping stone towards that)
• You’re passionate about crypto, Web3
• Customer-centric and passionate about working in a small & focused team
• Previous experience building/working in telecom software or infrastructure
• Previous experience building web3 project - DeFi / Blockchain infrastructure
• Previous experience at a high-growth, fast-paced startup

• Strong development experience in Java, JavaScript on Node.js
• Proficiency in full-stack web application development (MEAN stack)
• Strong programming skills with experience in design, coding, and testing
• Proficiency with relational databases such as MySQL
• Good understanding of server-side CSS preprocessors (such as Sass, based on project requirements)
• Good experience with AJAX, REST, and JSON
• Experience with AWS cloud services will be an added advantage
• Understanding of Source Control tools for version control: GIT/SVN

Requirements

• Bachelor's degree in Computer Science, Engineering or a related subject
• 2 - 6 years of hands-on experience developing, implementing, and delivering web applications
• Excellent written and verbal communication skills 

KRAs:

• Liaise with business/departmental stakeholders, understanding requirements
• Making project plan and enhancement feature release roadmap
• Working hands-on for product enhancements
• Producing, testing and debugging code

Job brief:

We are looking for a Senior Solution Engineer to lead and implement solution enhancements. You will work with top management to define solution requirements and take the lead on technical aspect of the project.

In this role, you should be able to work independently with little supervision. You should have excellent organization and problem-solving skills. If you also have hands-on experience in technology development and agile methodologies, we’d like to meet you.

Your goal will be to enhance and develop high-quality technology solutions that is aligned with user needs and business goals.

Responsibilities

• Develop high-quality technology design and architecture
• Identify, prioritize and execute tasks in the software development life cycle
• Develop tools and applications by producing clean, efficient code
• Automate tasks through appropriate tools and scripting
• Review and debug code, perform validation and verification testing
• Identify 3rd party integration opportunity and engage with 3rd party team on technology and business aspect and drive successful integration

• Develop technology solutions by studying information needs; conferring with users; studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions
• Demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code
• Protect operations by keeping information confidential
• Provide information by collecting, analysing, and summarizing development and service issues.

Skillset requirements:

• Knowledge of selected programming languages (e.g. Python, C++) and the Java/J2EE platform
• In-depth knowledge of relational databases (e.g. PostgreSQL, MySQL) and NoSQL databases (e.g. MongoDB)
• Java/JEE, Spring, JSON, XML, NoSQL Database(MongoDB, Cassandra), Distributed System, RDBMS, ePub3, MVC frameworks, Design Patterns, Javascript, JQuery, JSON
• Ability to use version control software such as GIT and SVN
• Experience as an applications programmer on large-scale data base management systems
• Experience writing SQL queries for SQL Server or another Relational Database is required
• Experience in LAMP (Linux, Apache, MySQL, PHP/Python/Perl) and/or server-side Java programming with Web 1.0 MVC frameworks and experience in JEE technologies like Servlets, JSPs, EJBs, Web Services, JMS, JAXB.
• Design, develop and implement unit and scenario testing for existing code base and for new functionality under development
• High scalability projects involving cloud-based infrastructure design and implementation
• Good understanding of Web Services protocols such as REST, SOAP and API design for extensibility and portability
• Experience debugging distributed systems with high data loads
• Deep understanding of distributed data model
• Solid understanding of the Software as a Service (SaaS) model in the online environment

Mindset requirements:

• Solution mindset
• Teamwork
• Analytical & Critical Thinking
• Attention to details