Freelance full stack developer

What You Need: 

✅ Strong experience in backend development using Python (Django, Flask, or FastAPI). 

✅ Hands-on experience with Azure Cloud services (Azure Functions, App Services, AKS, CosmosDB, etc.). 

✅ Experience leading a development team and managing projects. 

✅ Expertise in designing and managing APIs, microservices, and event-driven architectures. 

✅ Strong database experience with MongoDB, PostgreSQL, MySQL, or CosmosDB. 

✅ Knowledge of DevOps practices, including CI/CD pipelines, Docker, and Kubernetes. 

✅ Ability to develop Proof of Concepts (POCs) and evaluate new technology solutions. 

✅ Strong problem-solving and debugging skills. 

Role Overview

We are looking for an Engineering Manager who thrives in a fast-paced startup environment, is hands-on with development, and can lead our engineering team to build and scale robust, high-performing systems. You will drive architectural decisions, mentor a team of talented engineers, and collaborate closely with product, design, and business teams to execute our ambitious roadmap. You will be at the forefront of scaling our infrastructure to support billions of messages, ensuring real-time engagement for businesses at scale.

Key Responsibilities

• Technical Leadership: Own the engineering roadmap, ensuring scalability, reliability, and performance of our systems.
• Hands-on Development: Dive into the code when necessary, set high coding standards, and lead by example.
• Team Management: Lead, mentor, and scale a high-performing engineering team, fostering a strong culture of ownership and innovation.
• System Scalability: Architect and optimize scalable and resilient backend & frontend systems handling millions of messages per day.
• High Availability & Performance: Design systems that can handle billions of API calls and ensure minimal downtime.
• Agile Execution: Drive sprint planning, prioritization, and timely delivery of features in an agile development environment.
• Collaboration: Work closely with product, design, and business teams to align engineering efforts with company goals.
• DevOps & Security: Ensure best practices for CI/CD, cloud infrastructure (AWS/GCP), and security compliance.
• Tech Stack Evolution: Stay ahead of emerging technologies and drive innovation in AiSensy’s architecture.

What You Bring

• 8+ years of experience in software development, with at least 2 years in a leadership/managerial role.
• Expertise in modern tech stacks – Proficiency in MERN (MongoDB, Express, React, Node.js) stack or similar.
• Strong knowledge of cloud platforms (AWS) and microservices architecture.
• Proven experience in scaling high-traffic, distributed systems handling billions of messages per month.
• Hands-on experience with Docker, Kubernetes, and CI/CD pipelines.
• Strong problem-solving skills and an ability to hustle in a fast-paced startup environment.
• Excellent communication skills and a data-driven decision-making approach.
• Passion for building great products, coaching engineers, and driving tech excellence.

What We Offer

• Competitive Compensation & Benefits aligned with your experience and the impact you bring.
• Opportunity for Growth in a rapidly expanding B2B SaaS company.
• Cutting-Edge Technology & Projects in the WhatsApp Business API and Click to WhatsApp Ads space.
• Collaborative Work Environment that fosters innovation, learning, and career development.
• Flexible & Inclusive Culture, where every team member has a voice and the chance to make a significant impact.

Required Skills for this Role:

 Strong experience with full-stack Javascript framework, Mongo DB,Express,

React.JS, Node JS.

 Must have worked with creation of deeplinks for mobile apps

 Must be well experienced in AWS, especially elastic bean in AWS

 Must have worked with push notifications service

 Must know socket programming

 Self-motivated with the ability to work independently or jointly in a self-directed

way.

 Demonstrated successful development of enterprise-grade web applications

 Proven analytical and problem-solving capabilities

 Comfortable leading product development

 Strong work ethic and desire to build industry-leading products

Also Nice to Have Skills and Background:

 Startup experience

 Worked on product development

About Kloud9:

Kloud9 exists with the sole purpose of providing cloud expertise to the retail industry. Our team of cloud architects, engineers and developers help retailers launch a successful cloud initiative so you can quickly realise the benefits of cloud technology. Our standardised, proven cloud adoption methodologies reduce the cloud adoption time and effort so you can directly benefit from lower migration costs.

Kloud9 was founded with the vision of bridging the gap between E-commerce and cloud. The E-commerce of any industry is limiting and poses a huge challenge in terms of the finances spent on physical data structures.

At Kloud9, we know migrating to the cloud is the single most significant technology shift your company faces today. We are your trusted advisors in transformation and are determined to build a deep partnership along the way. Our cloud and retail experts will ease your transition to the cloud.

Our sole focus is to provide cloud expertise to retail industry giving our clients the empowerment that will take their business to the next level. Our team of proficient architects, engineers and developers have been designing, building and implementing solutions for retailers for an average of more than 20 years.

We are a cloud vendor that is both platform and technology independent. Our vendor independence not just provides us with a unique perspective into the cloud market but also ensures that we deliver the cloud solutions available that best meet our clients' requirements.

What we are looking for:

● Overall 8+ Years of Experience in Web Application development.

● 3+ Years of Designing Middleware using NodeJS platform.

● 5+ Years of Experience in developing middleware using NodeJS

platform.

● 2+ Years of Experience in using NodeJS along with AWS Server-less

platform.

● Good Experience with Javascript / TypeScript, Event Loops,

ExpressJS, GraphQL, SQL DB (MySQLDB), NoSQL DB(MongoDB)

and YAML templates.

● Experience in developing Java, Angular, Java Full stack

● Good Experience with TDD Driven Development and Automated Unit

Testing.

● Good Experience with exposing and consuming Rest APIs and SOAP

APIs on NodeJS platform and Swagger API contracts.

● Good Experience in building NodeJS middleware performing

Transformations, Routing, Aggregation, Orchestration and

Authentication(JWT/OAUTH).

● Experience supporting and working with cross-functional teams in a

dynamic environment.

● Experience working in Agile Scrum Methodology.

● Very good Problem Solving Skills.

● Very good learner and passion towards technology.

● Excellent verbal and written communication skills in English

● Ability to communicate effectively with team members and business

stakeholders

Secondary Skill Requirements:

● Experience working with any of Loopback, NestJS, Hapi.JS, Sails.JS, Passport.JS

Why Explore a Career at Kloud9:

With job opportunities in prime locations of US, London, Poland and Bengaluru, we help build your career paths in cutting edge technologies of AI, Machine Learning and Data Science. Be part of an inclusive and diverse workforce that's changing the face of retail technology with their creativity and innovative solutions. Our vested interest in our employees translates to deliver the best products and solutions to our customers.

• Proficient in creating Web (Responsive) applications using Angular 8+, AngularJS, JavaScript, JQuery. 
• Experience developing/consuming RESTAPIs
• Knowledge of multiple back-end languages Like Java, Python and JavaScript frameworks(e.g. Node.js)
• Familiarity with databases (e.g.MSSQL, MySQL), and UI/UX design
• Hands-on experience with code versioning systems like Git, SVN. 

About Armentum

We are an IT Services and Product Development company, headquartered in Bangalore, that develops ERPs, Mobile Apps, and Web-Apps for our clients and customers globally.

We love JS and working on React, Node and Angular!

At Armentum, we have ensured that our teams are stable, there is no politics and no-blame game culture. If something goes down, the PM's take the lead, and then they drill down on what can be improved v/s who did the mistake etc. So culture wise, we are also looking for resources who can gel well with us. We do not believe in passing on the hot-potato. :)

Our Engineering team is looking for a Full-Stack Engineer to join our base in Bangalore, KA. Your key role will be able to work on complex tasks and projects, and be able to support to increase the engineering churn out. You should be able to write code that is error free, be able to quickly understand the problem statement and come up with logical solutions.

What you bring to the table:

• Experience in independently managing End-to-End Implementation, Design and Development of IT Projects and Products (Apps and Web-Apps)
• Experience converting Business Cases to Technology case and Building Products from scratch
• Experience in Training team and grooming them, undertaking managerial tasks such as Quarterly Skills Meeting, and Profile Evaluation, GAP Analysis
• Experience in Providing inputs to Project Budgeting, Efforts Estimations (EE), Technology Decks,
• Experience in Writing Test Cases and Managing UAT and Deployment Cycle (Automation Testing)
• Working with Client to understand provide Consulting or Business Solutions, Problem Solving Approach and Skills, Strong Analytical Skills, should be able to read between the lines
• Interacting with the Technical/Engineering team to ensure Delivery and Implementation of the Software Solution/Projects
• Client Relationship Management, Excellent at English Speaking, and Written Communication
• Understanding of Change Management, Risk Management and Project Management
• Experience working with US Clients is a Must
• Experience and Exposure working with different projects and business models will be an advantage
• Understanding of Blockchain, Healthcare, HIPAA Compliances, RPA, Payments Services, DevOps will be an asset

Management and Soft Skill :

• Excellent Written and Oral Communication Skills and Etiquettes - MUST
• Excellent Presentation Skills -
• Experience in working with Onshore and Offshore Teams and Experience handling Cross-Functional Projects, Resources and Clients and ability to provide inputs to improving ODCs (Off-shore development centres)
• Experience dealing with Pressure and Meeting strict Project Deadlines - MUST
• Leadership and Motivational Skills to ensure the Work is being done by the Resources on time and within the specified budget - MUST
• Conflict and Resolution Management – MUST

Qualifications:

• 7 -10 years of overall experience
• Experience of working on Mobile & Web Applications (across Android & iOS)
• Strong understanding of Java & MERN/ MEAN stack - Angular/Node/React/ Vue
• Ability to create APIs in REST, and GraphQL understanding of JSON, XML, Websockets, SOAP, COBRA
• Good to have experience of Office 365 - SharePoint and ASP.Net
• Understanding of Database: MySQL, MongoDB, Oracle, PostGres
• Understanding of Project Management: Agile/Scrum, Waterfall both is fine
• Previous experience of working in FinTech, eCommerce, Enterprise Projects, C2C, B2C, B2B Apps will be an added advantage

Responsibility :