Inside Sales Executive- Intern

Backend Developer

📍 Noida | 🕐 Full-Time | 🧭 Experience: 2–3 Years

The Mission

We aren't building traditional backend systems — we're powering the infrastructure behind Agentic Intelligence. TestMu AI is building the world's first AI-native platform where backend systems don't just serve requests, they enable autonomous decision-making, execution, and scale.

The name "TestMu" comes from our community conference. Our users and team aren't an audience — they're the heartbeat of what we build. We believe AI augments human potential. It doesn't replace it.

You'll be building the core backend systems that power AI-driven workflows — ensuring high performance, scalability, and reliability at every layer.

The Pillars of Impact

🚀 1. Core Backend & System Architecture (50%)

• Build and scale high-performance backend services and APIs
• Design efficient database schemas, query optimization, and data flows
• Write clean, logical, production-grade code (Python, Golang, or similar)
• Own system performance — latency, throughput, and reliability

⚙️ 2. Backend for AI Systems (30%)

• Develop backend systems supporting AI agents and autonomous workflows
• Handle large-scale data processing, async tasks, and event-driven systems
• Integrate backend infrastructure seamlessly with AI/ML components

🧠 3. Scalability & Distributed Systems (20%)

• Contribute to microservices architecture and service decomposition
• Build fault-tolerant, highly available distributed systems
• Optimize systems for high concurrency and real-time execution

Your Engineering Stack

Tech/ToolsPython / GolangBuilding core backend services and logic-heavy systemsAWS / GCPDeploying and scaling distributed backend infrastructureKafka / RabbitMQHandling asynchronous processing and event-driven workflows

The Bar

SignalCore Backend Experience2–3 years of hands-on experience building APIs, backend systems, and scalable servicesProblem-Solving AbilityStrong fundamentals in data structures, algorithms, and logical thinkingSystem Design UnderstandingAbility to design scalable backend systems with clear architectural thinkingOwnership & ExecutionExperience owning backend features end-to-end in a fast-paced environment

The Interview Loop · Screening for the Top 1%

RoundsRound I · Recruiter ScreenEvaluation of backend experience, problem-solving approach, and project depthRound II · Hiring ManagerDeep dive into backend projects, APIs, databases, and system design thinkingRound III · Domain LeadLive coding + backend problem-solving + discussion on scalability and distributed systemsFinal · LeadershipCulture fit, ownership mindset, and ability to operate in a high-velocity startup environment

Your Growth Trajectory TestMu AI is a high-growth environment where we promote based on complexity solved, not years of tenure. As a Backend Developer, you have a massive runway to scale from an Individual Contributor (IC) into a core Engineering Leadership role, working alongside pioneers in agentic intelligence.

Perks of the Future

• Health & Wellness: 100% premium covered insurance for you + family (spouse, kids, parents) with annual check-ups.
• Fuel for Innovation: Fresh, daily gourmet lunch and dinner served at our Noida HQ.
• Seamless Transit: Safe, GPS-enabled cab facilities for eligible shifts (home-office-home).
• POD Culture: Dedicated quarterly budgets for team-building, offsites, and collaborative celebrations.

Software Development Engineer III (React Native)

Experience: 7+ years

About Wekan Enterprise Solutions

Wekan Enterprise Solutions is a leading Technology Consulting company and a strategic investment partner of MongoDB. We help companies drive innovation in the cloud by adopting modern technology solutions that help them achieve their performance and availability

requirements. With strong capabilities around Mobile, IOT and Cloud environments, we have an extensive track record helping Fortune 500 companies modernize their most critical legacy and on-premise applications, migrating them to the cloud and leveraging the most cutting-edge technologies.

Job Overview

We are seeking an experienced and passionate Mobile Software Development Engineer (SDE-3) with expertise in React Native. In this senior role, you will lead efforts to modernize legacy applications and develop new, high-performance mobile applications for large enterprise

clients and growth-stage startups. You will play a key role in mission-critical projects, working closely with business stakeholders, customer technical teams, and MongoDB Solutions Architects.

The ideal candidate will have strong technical leadership, system design expertise, and a track record of mentoring junior engineers. You will thrive in a fast-paced environment, driving the delivery of scalable, high-quality mobile applications.

Location - Chennai or Bangalore

Required Experience and Skills:

● 7+ years of experience in mobile application development, with at least 3+ years of hands-on experience working with React Native and TypeScript.

● Proven experience building high-performance mobile applications for

enterprise-grade solutions or high-traffic consumer apps.

● Solid understanding of mobile architecture, component design, and system performance optimization, with hands-on experience in testing, debugging, and performance tuning.

● Expertise in integrating RESTful APIs, third-party SDKs, and cloud services into mobile applications.

● Experience with state management libraries such as Redux or Context API.

● Strong proficiency in JavaScript (ES6+) and TypeScript, with a deep understanding of modern front-end development practices.

● Hands-on experience with mobile build tools, CI/CD pipelines, and version control systems.

● Strong problem-solving skills, attention to detail, and experience writing and maintaining clear, detailed technical documentation.

● Excellent verbal and written communication skills, with the ability to clearly explain complex technical concepts to both technical and non-technical stakeholders.

Good to Have Skills:

● Familiarity with Atlas Device Sync, Ditto, PowerSync, ObjectBox, or similar technologies for offline-first solutions and data synchronization in mobile apps.

● Experience with native mobile development (e.g., Swift for iOS, Kotlin/Java for Android).

● Familiarity with cloud platforms such as AWS, Azure, or GCP, and Mobile Backend-as-a-Service (MBaaS) solutions (e.g., Firebase, AWS Amplify).

Job description – Mobile App Frontend Developer

vani.coach is an award-winning high-growth product company with a mission of upskilling the communication skills of its 140 million workforce in this decade.

Trusted by large enterprises like L&T, Asian Paints, Cipla, PwC, etc. to upskill their people, Team Vani has a solid track record in delivering learning outcomes that deliver business results, leading to 100% repeat sign-ups. With a proven product-market fit, we have now switched to growth mode, and we are now building our product team.

• 3-6 years of proven and progressive experience in UI development.
• Experience in JavaScript, React Native, and GraphQL. Experience in making hybrid mobile apps. The native experience on Android and iOS will be an add-on. Clean coding and design patterns are desirable. A perfect applicant will be skilled in React Native and JavaScript.
• A grasp of database technologies like PostgreSQL, Python, etc. would be an added bonus.

What makes you a great fit?

• 3–6 years of React Native development experience.
• Experience in React Native, Javascript, and CSS3.
• Familiarity with mobile development concepts, including performance optimisation, device compatibility, and user experience design.
• Great OO skills, including strong design pattern knowledge.
• Experience in any backend is an added advantage (optional).
• Proficient understanding of code versioning tools such as Git.
• Good knowledge of client-server architecture and strong design principles.
• Solid understanding of Core JavaScript principles.
• Experience working with video/audio recording on mobile devices would be preferred.
• Working knowledge of the version control systems Git and SVN.
• Personal track record of process improvement or reengineering.
• Should be able to work independently.
• Should be able to debug the root cause of issues or bugs and their impacts.
• Strong analytical and problem-solving skills.
• Strong interpersonal, written, and verbal communication skills.

What You'll do

• Recommend the best possible way to solve a tech problem and come up with ETAs
• Able to multitask, prioritize, and take critical decisions.
• Provides input for system architectures and designs.
• Define a checklist for code reviews and unit tests.
• Ensure that functional requirements are correctly interpreted and translated into clear and robust code
• Enthusiastic to work collaboratively with people and share your ideas to solve real business problems.
• Collaborates and communicates with internal and outsourced development partners regarding software application design status, project progress, and issue resolution.
• More experienced candidates should be able to lead multiple projects with a sense of ownership.
• Strong analytical and problem-solving skills.
• Self-motivated, a team player, and the ability to work in small groups.

Educational Qualification:

B.E., MTech, BCA, MCA. Candidates holding degrees

We are looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming.

- Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application.

- You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.

Responsibilities :

- Develop new user-facing features.

- Build reusable code and libraries for future use.

- Ensure the technical feasibility of UI/UX designs.

- Optimize application for maximum speed and scalability.

- Assure that all user input is validated before submitting it to the back-end.

- Collaborate with other team members and stakeholders.

Skills And Qualifications :

- Good understanding of Angular 6+ or React.

- Proficient with JavaScript and jQuery.

- Proficient understanding of web markup, including HTML5, and CSS3.

- Good understanding of server-side CSS pre-processing platforms, such as LESS and SASS.

- Proficient understanding of cross-browser compatibility issues and ways to work around them.

- Proficient understanding of code versioning tools, such as Git and Bitbucket.

- Good understanding of SEO principles and ensuring that application will adhere to them.

- Excellent verbal communication skills.

- Good problem-solving skills.

- Knowledge of software development methodologies like Agile, waterfall, and tools like Jira.

Architectural:

Design and implement a software architecture

Select a technology stack

Design and configure infrastructure

Select a development toolkit (IDE, etc.)

Design and implement a database design

Improve and optimise the application architecture

Ensure scalability of the application

Ensure scalability of the infrastructure

Explore new technologies and decide whether to implement them

Strategy, planning, and design:

• Take end-to-end ownership of the product, identify technology requirements, define the future product vision, create preliminary design concepts for add-on modules and shape overall technology and product roadmap by collaborating with the founders, business development, and marketing team.
• Ensure user oriented design is the primary approach to product development across multiple screens, based on user behaviour data and direct customer feedback.

Implementation and deployment:

• Manage Product Release, QA cycles, feature implementation and on time delivery through in-house team and vendors.
• Collaborate with team and customers to define use cases.
• Creation of wireframes/prototypes, site maps and user-flows for web and mobile platforms.

Operational management :

• Support marketing by implementing technical requirements for SEO/product analytics.
• Establish and supervise a quality assurance process, including integration & system testing.
• Rigorously monitor key performance metrics and coordinate with various teams to take corrective actions if needed.
• Establish and forecast ROI of features and succinctly articulate competitive advantage.
• Set-up data collection and analysis system in collaboration with CEO to track key performance.

metrics.

Strong fundamentals in computer science/engineering and algorithm design.

Practical knowledge of computer software algorithms in machine/deep learning, NLP, Computer Vision etc.

Personal Requirements:

• Min of 7+ years of Hands on experience in Web app development, payment gateways implementation, architecture design, product management, databases and UI/UX in consumer facing applications.
• Experience on projects involving engineering and algorithmic functions, machine learning, deep learning and artificial intelligence is very advantageous.
• Creative self-starter who is comfortable with both taking initiative and working in teams.
• Strong communication skills.
• Willingness to learn and utilise emerging technologies.
• Sincere passion to use disruptive technologies that can be globally significant

Node JS Developer
JD:

• In depth knowledge of Node.js (with framework, probably Sails.js or at least Express.js)

• Thorough understanding of relational databases such as MySQL or similar technologies.

• Complete knowledge on MongoDB database.

• Excellent coding skill in Node.js, JavaScript

• AWS Hosting.

• Knowledge working closely with git.

• Experience with the Express.js framework.

• Proficiency in Linux environment.

• Agile/Scrum development cycle understanding.

• Excellent communication skills and being able to work independently or in a full team.