Backend Developer

Qualifications

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• 1 to 3 years of experience in backend Python development.
• Proficiency in FastAPI and RESTful API design.
• Basic understanding of RAG pipelines and LLM-based applications.
• Experience with Git and version control workflows.
• Familiarity with MS SQL and Cosmos DB.
• Understanding of security best practices and RBAC.
• Exposure to DevOps tools, CI/CD, and cloud platforms is a plus.
• Strong communication and problem-solving skills.

Job role

Job Summary:

Sendable is looking for a passionate Python (FastAPI) Engineer with 1–3 years of experience to join our AI/ML-focused product team. You will contribute to the development of backend systems powered by FastAPI, working on RAG (Retrieval-Augmented Generation) pipelines and microservices that support advanced AI/ML applications.Key Responsibilities:

• Design and develop robust microservices using FastAPI and Python.
• Build and enhance RAG pipelines for intelligent data retrieval and generation.
• Develop and maintain efficient REST APIs.
• Use Infrastructure as Code with Bicep to manage cloud infrastructure.
• Integrate RBAC (Role-Based Access Control) mechanisms using tools like Oso.
• Work with MS SQL and Cosmos DB for data storage and management.
• Collaborate with DevOps, AI teams, and frontend engineers.
• Ensure code quality, scalability, and performance through testing and clean architecture.

Must-Have Skills:

• Python (Core + FastAPI)
• REST API Development
• MS SQL / Cosmos DB
• Git
• Authentication & Authorization
• Clean Code Practices
• Problem Solving

Good-to-Have Skills:

• Knowledge of RAG pipelines / LLMs
• Docker, Kubernetes, or CI/CD Tools
• Cloud Platforms (Azure, AWS, GCP)
• Bicep for IaC
• Event-Driven Architecture

1. Bachelor’s degree in Computer Science, Engineering, or related field.
2. 3-5 years of professional experience in web development with a strong focus on JavaScript stack technologies.
3. Proven experience in integrating blockchain technology into web applications, with a deep understanding of blockchain protocols, smart contracts, and decentralized applications (dApps).
4. Proficiency in multisignature, multiparty computation and 3rd party Node provider integration
5. Experience with public blockchain platforms such as Bitcoin, Ethereum, etc.
6. Solid understanding of RESTful APIs and web services.
7. Strong problem-solving skills and the ability to troubleshoot complex issues.
8. Excellent communication and collaboration skills.
9. Ability to thrive in a fast-paced, agile environment and adapt to changing priorities.
10. Experience with continuous integration and deployment (CI/CD) pipelines is a plus.
11. Experience in setting up Bitcoin core, and Geth node is a plus

Design, develop and support real time data monitoring application and a dashboard for a VoIP network

Roles and Responsibilities:

• Design, build and maintain efficient, reusable, and reliable Ruby code
• Ensure the best possible performance, quality, and responsiveness of the applications
• Identify bottlenecks and bugs, and devise solutions to these problems

Required Skills:

• 3+ yrs of experience developing Ruby applications on Linux platform with exposure to HTML, CSS and javascripts
• Solid understanding of object-oriented programming
• Experience with any one NoSQL solution like Redis, MongoDB, CouchDB is a must
• Deep understanding of high traffic, highly scalable, complex web applications
• Ability to work in a dev-automation environment with some source control, continuous integration/delivery systems
• Good problem solving/analytical skills
• Excellent written and verbal communication

Preferred Skills:

• Conversant with Elasticsearch, Neo4j and D3.js
• Inclination to GO programming
• Experience working with open source projects

Responsibilities:

• Setup and integrate various APIs
• Dealing with scripts written in different languages (PHP, Node.js, Python, PhantomJS, Ruby)
• Must be an R & D specialist
• Keep up-to-date with advanced concepts
• Adaptable to learn new technologies
• Knowledge on Linux and its commands
• Fast in debugging the code
• Should be a quick learner
• Good at communication

Requirements

• Minimum 3 Years of experience in PHP7
• 1 Year experience in Node.js/Python
• Good work experience in PHP7 
• Strong knowledge in OOPS.
• Proven knowledge on REST and SOAP API integrations 
• Experience in composer installations
• Strong in Javascript and Node.js concepts.
• Good knowledge of MongoDB and MySql
• Knowledge of versioning tools (SVN/GIT)
• Having knowledge on Amazon AWS and Google Cloud Platform is an added advantage
• Having knowledge of elastic search is an added advantage
• Good to have knowledge on p threads

Job Description

We are looking for a candidate who is a creative problem solver, will work in coordination with cross-functional teams to design, develop, and maintain our next-generation websites and web tools. It is a technological position where excellent knowledge of the software development life cycle is a must to develop new projects and support the existing ones.

Skills:

• At least 2 years experience as a Node.JS developer
• Extensive knowledge of Javascript, web stacks, libraries, and frameworks.
• Knowledge of front-end technologies such as HTML5 and CSS3
• Good understanding of Agile/Scrum
• Knowledge of Node.js frameworks available for it such as Express, Loopback, Nest.JS)
• Proficient understanding of code versioning tools such as Git
• Knowledge of typescript.

Responsibilities:

• Develop quality software and web applications
• Analyze and maintain existing software applications
• Design highly scalable, testable code
• Discover and fix programming bugs.
• Will be working with MongoDB, Typescript, Node.js, React
• Architect and build the backend for corresponding web services (Node.JS and related framework)

1.      3+ years of experience in web development

2.      Minimum 2+ years’ experience in Node JS

3.      databases-MongoDB

Good to have

• Kubernetes & Dockers and experience with Cloud service APIs (e.g., GCP) are desirable.
• Github CI/CD experience
• Experience in the  Real Estate will be a plus

We're urgently looking for a ROR developer to join our highly motivated team.

Experience Required- 1-3years

Skills Required:

• Experience in Rails 5
• Good knowledge of MySQL and PostgreSQL
• Experience with popular libraries and APIs such as jQuery, Bootstrap, Ajax.
• Experience in front-end technologies, such as JavaScript, HTML5, and CSS3 will be highly valued.
• Proficient understanding of code versioning tools like GitHub, SVN.
• Knowledge of CI/CD tools is a plus.
• Deploying and maintaining Multistage, Multitier applications in staging and production environments.
• Client Interaction, Addressing client needs.
• Problem-solving attitude with a passion for technology.
• Team worker who can effectively coordinate and communicate with other teams.
• UI technology experience in REACT a plus.
• Must have good communication skills as the candidate will have to interface with clients.
• Candidate having good knowledge of Shopify.

< Good hike on current salary .
<Friendly environment.

<5 days working.

• Building scalable web applications
• Integrating UI elements with server-side
• Handling Security and Data Protection
• Integrating front- end with SQL and NoSQL databases and ensuring its consistency
• Building reusable code and libraries
• Optimizing the code to improve its quality and efficiency

• 2+ yrs of Backend development experience
• You have excellent programming skills in python, ORM libraries and Django
• You have experience inbuilt tools like Git, Jenkins, Ansible, Rundeck
• You have experience in cross-browser/cross-platform front-end development with HTML/CSS/Javascript in Angular or similar frameworks
• You are an expert in SQL (Redshift, PostgreSQL, MySql, or similar) and NoSQL (MongoDB, ElasticSearch)
• You design, build and test RESTful web services.
• You have experience with Apache HTTP, NGINX, Tomcat or Jetty.

Position: Backend Developer 1 / Backend Engineer:

Location: Bangalore

Experience:  .5 to 4 years, preferably in an agile environment

Strong Knowledge Node.js and MongoDB
Good Knowledge on Flask, SQL and other databases
Good Knowledge on Deployment Process (Nginix, Docker, AWS, Digital Ocean)
Basic Knowledge on Python