
Backend Engineer (MongoDB / API Integrations / AWS / Vectorization)
Position Summary
We are hiring a Backend Engineer with expertise in MongoDB, data vectorization, and advanced AI/LLM integrations. The ideal candidate will have hands-on experience developing backend systems that power intelligent data-driven applications, including robust API integrations with major social media platforms (Meta, Instagram, Facebook, with expansion to TikTok, Snapchat, etc.). In addition, this role requires deep AWS experience (Lambda, S3, EventBridge) to manage serverless workflows, automate cron jobs, and execute both scheduled and manual data pulls. You will collaborate closely with frontend developers and AI engineers to deliver scalable, resilient APIs that power our platform.
Key Responsibilities
- Design, implement, and maintain backend services with MongoDB and scalable data models.
- Build pipelines to vectorize data for retrieval-augmented generation (RAG) and other AI-driven features.
- Develop robust API integrations with major social platforms (Meta, Instagram Graph API, Facebook API; expand to TikTok, Snapchat, etc.).
- Implement and maintain AWS Lambda serverless functions for scalable backend processes.
- Use AWS EventBridge to schedule cron jobs and manage event-driven workflows.
- Leverage AWS S3 for structured and unstructured data storage, retrieval, and processing.
- Build workflows for manual and automated data pulls from external APIs.
- Optimize backend systems for performance, scalability, and reliability at high data volumes.
- Collaborate with frontend engineers to ensure smooth integration into Next.js applications.
- Ensure security, compliance, and best practices in API authentication (OAuth, tokens, etc.).
- Contribute to architecture planning, documentation, and system design reviews.
Required Skills/Qualifications
- Strong expertise with MongoDB (including Atlas) and schema design.
- Experience with data vectorization and embeddings (OpenAI, Pinecone, MongoDB Atlas Vector Search, etc.).
- Proven track record of social media API integrations (Meta, Instagram, Facebook; additional platforms a plus).
- Proficiency in Node.js, Python, or other backend languages for API development.
- Deep understanding of AWS services:
- Lambda for serverless functions.
- S3 for structured/unstructured data storage.
- EventBridge for cron jobs, scheduled tasks, and event-driven workflows.
- Strong understanding of REST and GraphQL API design.
- Experience with data optimization, caching, and large-scale API performance.
Preferred Skills/Experience
- Experience with real-time data pipelines (Kafka, Kinesis, or similar).
- Familiarity with CI/CD pipelines and automated deployments on AWS.
- Knowledge of serverless architecture best practices.
- Background in SaaS platform development or data analytics systems.

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What we Require
We are recruiting technical experts with the following core skills and hands-on experience on
Mandatory skills : Core java, Microservices, AWS/Azure/GCP, Spring, Spring Boot
Hands on experience on : Kafka , Redis ,SQL, Docker, Kubernetes
Expert proficiency in designing both producer and consumer types of Rest services.
Expert proficiency in Unit testing and Code Quality tools.
Expert proficiency in ensuring code coverage.
Expert proficiency in understanding High-Level Design and translating that to Low-Level design
Hands-on experience working with no-SQL databases.
Experience working in an Agile development process - Scrum.
Experience working closely with engineers and software cultures.
Ability to think at a high level about product strategy and customer journeys.
Ability to produce low level design considering the paradigm that journeys will be extensible in the future and translate that into components that can be easily extended and reused.
Excellent communication skills to clearly articulate design decisions.

Backend Engineering Intern (Infrastructure Software) – Remote
Position Type: Internship (Full-Time or Part-Time)
Location: Remote
Duration: 12 weeks
Compensation: Unpaid (***3000 INR is just a placeholder***)
About the Role
We are seeking a motivated Backend Developer Intern to join our engineering team and contribute to building scalable, efficient, and secure backend services. This internship offers hands-on experience in API development, database management, and backend architecture, with guidance from experienced developers. You will work closely with cross-functional teams to deliver features that power our applications and improve user experience.
Responsibilities
- Assist in designing, developing, and maintaining backend services, APIs, and integrations.
- Collaborate with frontend engineers to support application functionality and data flow.
- Write clean, efficient, and well-documented code.
- Support database design, optimization, and query performance improvements.
- Participate in code reviews, debugging, and troubleshooting production issues.
- Assist with unit testing, integration testing, and ensuring system reliability.
- Work with cloud-based environments (e.g., AWS, Azure, GCP) to deploy and manage backend systems.
Requirements
- Currently pursuing or recently completed a degree in Computer Science, Software Engineering, or related field.
- Familiarity with one or more backend languages/frameworks (e.g., Node.js, Python/Django, Java/Spring Boot, Ruby on Rails).
- Understanding of RESTful APIs and/or GraphQL.
- Basic knowledge of relational and/or NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
- Familiarity with version control (Git/GitHub).
- Strong problem-solving skills and attention to detail.
- Ability to work independently in a remote, collaborative environment.
Preferred Skills (Nice to Have)
- Experience with cloud services (AWS Lambda, S3, EC2, etc.).
- Familiarity with containerization (Docker) and CI/CD pipelines.
- Basic understanding of authentication and authorization (OAuth, JWT).
- Interest in backend performance optimization and scalability.
What You’ll Gain
- Hands-on experience building backend systems for real-world applications.
- Exposure to industry-standard tools, workflows, and coding practices.
- Mentorship from experienced backend engineers.
- Opportunity to contribute to live projects impacting end users.
Location - Pune/ Mumbai/ Bangalore
Education
Degree, Postgraduate in Computer Science or related field (or equivalent industry experience)
Experience
- Minimum 5 years of coding experience in NodeJS, JavaScript and Databases.
- At least 1 year hands-on in TypeScript .
- Hands-on experience in performance tuning, debugging, monitoring
Technical Skills
- Excellent knowledge developing scalable and highly-available Restful APIs using NodeJS technologies
- Practical experience with GraphQL.
- Experience in working with AWS platform and its core services like Lambda, Cloud Watch, Cloud Formation, CDK, SQS, S3 etc., or its equivalent Azure services
- Hands-on working experience in front-end applications development with HTML, CSS, Node JS with strong working experience in backend technologies Java, TypeScript and JavaScript programming languages.
- Understanding of containerization, experienced in Dockers , Kubernetes.
- Exposed to API gateway integrations like 3Scale.
- Understanding of Single-Sign-on or token-based authentication (Rest, JWT, oAuth)
- Experience on DevOps ways of working with good understanding on CI/CD and actively involved in solving, troubleshooting issues in distributed services ecosystem
- Hands on experience with both SQL and No-SQL databases.
- More than 3 years proven experience in developing high volume scalable cloud solutions utilizing platforms like Amazon AWS or Microsoft Azure.
- Possess expert knowledge of task/message queues include but not limited to: AWS, Microsoft Azure, Pushpin and Kafka
Functional Skills
- Experience in following best Coding, Security, Unit testing and Documentation standards and practices Experience in Banking, Financial and Fintech experience in an enterprise environment preferred
- Experience in Agile methodology.
- Ensure quality of technical and application architecture and design of systems across the organization.
- Effectively research and benchmark technology against other best in class technologies.
Soft Skills
- Able to influence multiple teams on technical considerations, increasing their productivity and effectiveness, by sharing deep knowledge and experience.
- Self-motivator and self-starter, Ability to own and drive things without supervision and works collaboratively with the teams across the organization.
- Have excellent soft skills and interpersonal skills to interact and present the ideas to Senior and Executive management
Requirements and Qualifications :
- BS/MS degree in Computer Science, Engineering or a related subject
- 3-5 years of experience with Ruby and the Rails framework
- 3-5 years of experience with Git and Github
- 3-5 years of experience with SQL backends, preferably MongoDB, PostGre SQL
- Familiarity with testing tools such as Rspec
- Knowledge of Docker and docker-based deployment
- Critical thinker and problem-solving skills
- Team player
- Good time-management skills
- Creating C#.NET windows Desktop (WPF) applications to meet project specifications
- Must have experience in windows UI
- Co-ordinating design, development, testing, debugging and implementation of .NET projects
- Database Interaction (MongoDB Server)
- Looking for professional who have experience with C#
- .Net, web Api & knowledge of web-based framework will be preferred.
- Good understanding on requirements gathering and detail orientation.
- Strong understanding on UI best practice and usability concepts.
- Hands on experience on user control and custom controls.
Mandatory Key Skills: C# , windows UI, Windows application development (WPF), strong windows UI development skills with usability understanding.
Required Experience, Skills and Qualifications
- 1+ years of experience using C#, windows UI
- Experience with Custom Windows UI component library will be preferred.
- Candidate with knowledge of, web-based framework will be preferred (plus point)
- Implementation of typical User-Interface module and business logic component in the project using C#
- Good communication skills are needed.
Keypoints to be noted:
Must have knowledge/experience of below:
C#
- Background worker and task(for running any process/task backend without interruoting/hanging UI)
- Utilize common/globalmethods
- Async/sync methods
WPF
- Create custom/user control(MUST)
Azine Technologies is known for our innovative technologies, products and services -- and for the people behind them. At Azine, we create identity verification products which are essentially apps, APIs, SDKs which have different modules that undergo OCR, Face Recognition, and other AI and machine learning. We’re looking for a Python Developer who can fulfil the following responsibilities.
Role and Responsibilities
- Design & implement new software modules based on the product requirements
- Debug existing software components, fix issues and avoid regressions
- Be proactive, take ownership and be accountable
- Familiar with Test Drive Development.
- Participate in software architecture, design discussions and code reviews
Qualifications and Education Requirements
Bachelor’s degree and 3+ years of software development experience or equivalent, including Computer Vision and AI/ML.
Understanding of OCR, Neural network and Deep learning.
Expert in Python with knowledge of Python Frameworks (such as Django, Flask, etc.).
Expert understanding of threading and limitations of Python, and multi-process architecture.
Knowledge of user authentication and authorization between multiple systems, servers, and environments.
Proficient understanding with code versioning tools such as Git, SVN, etc.
Strong unit test and debugging skills.
Basic understanding of front-end technologies, such as Javascript, HTML5, and CSS3.
Preferred Skills
Django, Flask, Neural networks, Deep Learning, Optical character recognition, Self-organizing maps, Artificial Intelligence (AI), Machine Learning (ML), Software architecture, Celery, Object-relational mapping, NOSQL Databases, MongoDB, Computer Vision, GANs,
Additional Notes
We are offering amazing career growth opportunities, great compensation, and benefits. This begins with: weekly lunches, alternate weekends-off, annual medical checkups, social engagement, financial assistance and more.
Job Type: Full-time
Location: Iscon, Ahmedabad









