Sr. Software Engineer (Back End) – Team Lead

Company Overview:

We are a small, dynamic, and growing AI-focused company delivering cutting-edge AI solutions to our clients. We specialize in implementing real-world applications using Large Language Models (LLMs), Small Language Models (SLMs), Retrieval-Augmented Generation (RAG), Agentic AI systems, and cloud-native services across AWS, Azure, and GCP.

Job Summary:

We are looking for a passionate AI Developer & Solution Provider who thrives on solving real client problems using AI. The ideal candidate will have solid experience with Python, language models, chatbot development, and building scalable solutions using cloud services and modern databases. You will work directly with clients to understand their needs and deliver end-to-end AI-powered solutions.

Key Responsibilities:

• Design, build, and deploy AI/ML solutions using LLMs (e.g., GPT-4, Claude), SLMs, and open-source models.
• Develop and fine-tune chatbots, intelligent agents, and Agentic AI workflows for various client use-cases.
• Implement Retrieval-Augmented Generation (RAG) pipelines to enhance LLM capabilities.
• Build secure, scalable backends using Python and integrate AI components with APIs, databases, and cloud systems.
• Understand client requirements and translate them into technically sound and scalable AI solutions.
• Deploy applications and services using cloud platforms (AWS, Azure, GCP).
• Work with structured and unstructured data, including setting up and managing databases (SQL, NoSQL).
• Stay updated with the latest trends in AI/ML and help bring innovative solutions to the team and clients.
• Document solutions and provide technical support during client handover and implementation.

Required Skills and Experience:

• Strong Python programming experience, especially for AI/ML development.
• Hands-on experience with LLMs, SLMs, OpenAI, Hugging Face, etc.
• Practical knowledge of RAG, vector databases (e.g., FAISS, Pinecone, Weaviate, Chroma).
• Experience with Agentic AI systems, frameworks (e.g., LangChain, AutoGen, CrewAI), and chatbot development.
• Good understanding of databases – both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis).
• Solid experience with cloud platforms: AWS (SageMaker, Lambda), Azure (OpenAI, ML Studio), GCP (Vertex AI, Functions).
• Comfortable interacting with clients and delivering tailored AI solutions.
• Excellent problem-solving and communication skills.

Nice to Have:

• Experience with fine-tuning/custom training of models.
• Experience in deploying scalable APIs (e.g., FastAPI, Flask).
• Background in data engineering or MLOps.
• Familiarity with DevOps, Docker, Kubernetes is a plus.

Why Join Us?

• Opportunity to work on cutting-edge AI solutions with real-world impact.
• Collaborative and flexible work culture.
• Direct exposure to diverse clients and industries.
• Fast-paced environment with learning and growth opportunities.

Job Title: Senior Software Engineer - Backend

About the firm:

Sustainability lies at the core of Stantech AI. Our vision is to empower organizations to derive actionable insights—effectuating a smarter way of working. We operate on the premise that each client is unique and as such requires their own idiosyncratic solutions. Putting this principle into practice, we deliver tailor-made solutions to digitalize, optimize, and strategize fundamental processes underpinning client organizations. For more information, please refer to our website: www.stantech.ai

Job Description:

As a Senior Software Engineer at Stantech AI, you will play a pivotal role in designing, developing, and maintaining enterprise-grade backend services and APIs that cater to the unique needs of our clients. You will be a key member of our engineering team and will contribute to the success of projects by leveraging your expertise in Python, SQL, and modern DevOps practices.

Key Responsibilities:

• Design, develop, and maintain high-performance backend applications and RESTful APIs using Python FastAPI framework.
• Optimize and maintain relational databases with SQL (data modeling, query optimization, and sharding) to ensure data integrity and scalability.
• Create, configure, and manage CI/CD pipelines using GitLab CI for automated build, test, and deployment workflows.
• Collaborate with cross-functional teams (data scientists, frontend engineers, DevOps) to gather requirements and deliver robust, scalable, and user-friendly solutions.
• Participate in architectural and technical decisions to drive innovation, ensure reliability, and improve system performance.
• Conduct code reviews, enforce best practices, and mentor junior engineers.
• Troubleshoot, diagnose, and resolve production issues in a timely manner.
• Stay up-to-date with industry trends, emerging technologies, and best practices.
• Bonus: Hands-on experience with server-level configuration and infrastructure—setting up load balancers, API gateways, and reverse proxies.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• Minimum 3 years of professional experience in backend development, with strong expertise in Python and SQL.
• Proven track record building and maintaining CI/CD pipelines using GitLab CI.
• Familiarity with containerization and orchestration technologies: Docker, Kubernetes.
• Solid understanding of software development lifecycle (SDLC) best practices, design patterns, and version control (Git).
• Excellent problem-solving, debugging, and communication skills.
• Ability to work independently and collaboratively in a fast-paced environment.
• Plus: Experience with front-end technologies (HTML, CSS, JavaScript) and cloud platforms (AWS, GCP, Azure).
• 
  

Financial Package:

Competitive salary in line with experience: ₹10–20 Lakhs per annum, contingent on qualifications and experience.

Requirements

• 3+ years work experience with production-grade python. Contribution to open source repos is preferred
• Experience writing concurrent and distributed programs, AWS lambda, Kubernetes, Docker, Spark is preferred.
• Experience with one relational & 1 non-relational DB is preferred
• Prior work in the ML domain will be a big boost

What You’ll Do

• Help realize the product vision: Production-ready machine learning models with monitoring within moments, not months.
• Help companies deploy their machine learning models at scale across a wide range of use-cases and sectors.
• Build integrations with other platforms to make it easy for our customers to use our product without changing their workflow.
• Write maintainable, scalable performant python code
• Building gRPC, rest API servers
• Working with Thrift, Protobufs, etc.

Key skills : Python, Numpy, Panda, SQL, ETL 

Roles and Responsibilities:

- The work will involve the development of workflows triggered by events from other systems

- Design, develop, test, and deliver software solutions in the FX Derivatives group

- Analyse requirements for the solutions they deliver, to ensure that they provide the right solution

- Develop easy to use documentation for the frameworks and tools developed for adaption by other teams

Familiarity with event-driven programming in Python

- Must have unit testing and debugging skills

- Good problem solving and analytical skills

- Python packages such as NumPy, Scikit learn

- Testing and debugging applications.

- Developing back-end components.

What we are looking

• You must have experience in Python, including development of microservices using flask/fastapi/sanic.
• You hold knowledge of at least one Python web frameworks
• You have experience in NoSQL databases such as MongoDB
• You are familiar with relational databases and unstructured data.
• You are familiar with some ORM (Object Relational Mapper) libraries.
• You have prior exposure to code versioning tools such as Git.
• You understand fundamental design principles behind a scalable application

Good to have

• Experience in cloud services such as AWS
• Knowledge of user authentication and authorization between multiple systems, servers, and environments
• Understanding of the threading concepts in Python and multi-process architecture

What you'll do

• Create database schemas that represent and support business processes
• Integrate multiple data sources and databases into one system.
• Develop and integrate RESTful APIs and services for business use cases
• Perform unit and integration tests on developed modules

2+ years of experience working with backend development.

1+ year experience in GoLang Backend Development.

Must show your previous work.

Deployed at least 3 complete products which use REST APIs.

Exposure to making Postman docs.

Knowledge/ Experience of modern authorisation mechanisms, such as JSON Web Token and cookies.

Experience in handling  business requirements and translate them into technical requirements.

Experience with version control such as Git and GitHub
Should have a knowledge of

1. GoLang, GoLang Clean Arch, GoRoutines, GORM, Docker, Go Fiber, PostgreSQL

.

• Writing efficient, reusable, testable, and scalable code
• Understanding, analyzing, and implementing – Business needs, feature modification requests, conversion into software components
• Integration of user-oriented elements into different applications, data storage solutions
• Developing – Backend components to enhance performance and receptiveness, server-side logic, and platform, statistical learning models, highly responsive web applications
• Designing and implementing – High availability and low latency applications, data protection and security features
• Performance tuning and automation of application
• Working with Python libraries like Pandas, NumPy, etc.
• Creating predictive models for AI and ML-based features
• Keeping abreast with the latest technology and trends
• Fine-tune and develop AI/ML-based algorithms based on results

Good proficiency in,

• Python frameworks like Django, etc.
• Web frameworks and RESTful APIs
• Core Python fundamentals and programming
• Code packaging, release, and deployment
• Database knowledge
• Circles, conditional and control statements
• Object-relational mapping
• Code versioning tools like Git, Bitbucket

Fundamental understanding of,

• Front-end technologies like JS, CSS3 and HTML5
• AI, ML, Deep Learning, Version Control, Neural networking
• Data visualization, statistics, data analytics
• Design principles that are executable for a scalable app
• Creating predictive models
• Libraries like Tensorflow, Scikit-learn, etc
• Multi-process architecture
• Basic knowledge about Object Relational Mapper libraries
• Ability to integrate databases and various data sources into a unified system
• Basic knowledge about Object Relational Mapper libraries
• Ability to integrate databases and various data sources into a unified system

Job Description-

Backend Developer- Senior

Experience - 3-6 years

Location: Pune/Kota

Minimum Qualifications:

- BE/B.Tech or ME/M.Tech in Computer Science.

- Must have “Can Do Attitude” towards work

- Must have work exp of 3-6 years

- Must have programming exp of 1-2 years in any of Python/Golang/Java languages

- Must have worked in product based company

- Ready to work in a startup and adaptable to a dynamic environment

- Ready to accept ad-hoc requirements and track them till they get implemented

- Ready to learn new technologies like Andriod, Angular, etc.

- Good at HTTP basics, OOPs concepts, data structures, algorithms, networking and

security aspects

- Ability to write clean code and maintain it

- Good at SQL/No-SQL databases

Preferred Qualifications:

- Experience in any good product based startup

- Experience in working with the team and managing a small team of 2-5 associates

- Experience in being a mentor for co-developers

- Experience in design/developing scalable systems.

- Experience in public cloud platforms services/APIs of AWS, Google Cloud, etc.

- Experience in data engineering

- Experience in SOA/Microservice architecture development

Responsibilities:

- Design and develop scalable services and APIs in Python/Golang

- Always maintain the services secure

- Should optimize APIs for mobile data and apps

- Use off-the-shelf and state-of-the-art services for faster development of product

- Guide team members with designs

- Take the end to end ownership of features and resolve customer issues on priority

- Mentor/guide/monitor junior developer

- Expertise Android/Angular to the required extent and guide app developers while

designing APIs

Opportunities in the role:

- LearnAngular, Python, Node.js, Golang, ELK stack, MEAN/MERN

- Work on AWS, Azure, Google Cloud Platform

- Work on databases like RDS, MongoDB, Big Table & DynamoDB, Redis, Aerospike

- Experience with SQL/ NoSQL Databases (RDS, DynamoDB, Google Datastore, Redis)

- Experience with ELK stack.

- Fast prototyping of proof-of concept features/application based on a brief

- Work on data engineering