
Backend Engineer III – Senior Python Developer (LLM & AI)
Location: Gurgaon, India
Positions: 1
Experience: 6 to 9 Years
Gurgaon Hybrid
About the Role
We are seeking an experienced Backend Engineer III / Senior Python Developer to join our AI engineering team and play a critical role in building scalable, secure, and high-performance backend platforms for LLM and AI-driven applications. You will work as a hands-on individual contributor while collaborating closely with Machine Learning Engineers, Data Scientists, Product Managers, and Cloud/DevOps teams to deliver innovative, production-grade AI solutions.
Key Responsibilities
- Design, develop, and maintain scalable backend systems and services using Python to support LLM and AI-based applications
- Build and maintain RESTful APIs and microservices that serve machine learning models and AI components
- Write clean, modular, efficient, and testable code following industry best practices and coding standards
- Participate actively in code reviews, ensuring high quality, security, and maintainability of the codebase
- Debug, profile, and optimize applications to improve performance, reliability, and scalability
- Identify and resolve performance bottlenecks in AI/ML pipelines and backend services
- Collaborate with ML engineers, data scientists, and product teams to translate business and technical requirements into robust backend solutions
- Mentor and support junior developers, promoting a culture of technical excellence and continuous learning
- Design and implement CI/CD pipelines and automate deployment workflows to ensure consistent and reliable releases
- Stay up to date with emerging trends in Python, cloud-native development, and LLM/AI engineering practices and apply them to improve systems and processes
Required Skills & Experience
- 6 to 9 years of strong hands-on experience in Python development
- Solid understanding of Python software design, architecture patterns, and testing best practices
- Proven experience working on AI, Machine Learning, or LLM-based projects
- Strong experience in building and consuming RESTful APIs and microservices architectures
- Hands-on experience with FastAPI, Flask, or similar model-serving frameworks
- Strong debugging, performance profiling, and optimization skills
- Experience with CI/CD tools and workflows (e.g., GitHub Actions, Azure DevOps, Jenkins, etc.)
- Working knowledge of Docker and Kubernetes is a strong plus
- Excellent analytical, problem-solving, and communication skills
- Ability to work independently in a fast-paced, evolving AI/ML environment while mentoring junior team members
Education & Certifications
- Bachelor’s degree in Computer Science, Software Engineering, or a related technical field
- AWS or other relevant cloud certifications are preferred but not mandatory
Why Join Us?
- Work on cutting-edge AI and LLM platforms
- Collaborate with top-tier engineering and data science teams
- Opportunity to influence system architecture and technical direction
- Competitive compensation and career growth opportunities

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● Design and deliver scalable web services, APIs, and backend data modules.
Understand requirements and develop reusable code using design patterns &
component architecture and write unit test cases.
● Collaborate with product management and engineering teams to elicit &
understand their requirements & challenges and develop potential solutions
● Stay current with the latest tools, technology ideas, and methodologies; share
knowledge by clearly articulating results and ideas to key decision-makers.
Requirements
● 3-6 years of strong experience in developing highly scalable backend and
middle tier. BS/MS in Computer Science or equivalent from premier institutes
Strong in problem-solving, data structures, and algorithm design. Strong
experience in system architecture, Web services development, highly scalable
distributed applications.
● Good in large data systems such as Hadoop, Map Reduce, NoSQL Cassandra, etc.. Fluency in Java, Spring, Hibernate, J2EE, REST Services Ability to deliver code
quickly from given scenarios in a fast-paced start-up environment.
● Attention to detail. Strong communication and collaboration skills.
Job description
- Coding and creating functional web applications and optimizing code for increasing response time and efficiency.
- Coordinating with front-end developers and providing server-side algorithms of user-facing web application elements.
- Analyzing the goals and requirements, handling bugs and errors and providing solutions for the same.
- Interacting with the database for storing data and ensuring that every user has access to what they search.
- Accomplishing the projects and goals within the deadline.
- Managing APIs that are executed across the devices.
- Participating in defining the architecture of the system.
Required skills
- Proven knowledge of front-end technologies, such as Angular, React, HTML, CSS, and JavaScript will be preferred.
- In-depth knowledge of PHP and related frameworks. Knowledge of Ruby, Python, NodeJs, and Java will be an added advantage.
- Good Communication, Analytical, Logical, and Leadership skills.
- Knowledge of front-end technologies such as Angular, React, HTML, CSS, and JavaScript will be preferred.
- Ability to manage a hosting environment along with database administration such as MySQL, Oracle.
- Excellent knowledge of APIs (REST, SOAP) and Web services.
- Capable of scaling applications to handle the load changes.
- Knowledge of version control, such as GIT.
- Knowledge of accessibility and security compliance.
Our Client started their journey in the year 2009 and is currently one of the best platform for freelance academic writing jobs online. Founded by IIT-IIM and MDI alumni, our client has completed 111349 projects with 839 happy academic freelancers.
They are growing global with their presence in 6 countries like India, Ukraine, Kenya, Bangladesh, Philippines and Pakistan.They boast a round the clock customer support team to resolve the problems and queries of freelancers from across the globe.
- Researching, designing, implementing and managing software programs
- Testing and evaluating new programs
- Writing high quality source code to program complete applications within deadlines
- Performing unit and integration testing before launch
- Working closely with other developers, UX designers, business, Testing Team an systems analysts
- Finding bugs and offering timely solutions
- Integrating user-facing elements developed by front-end developers
- Building efficient, testable, and reusable PHP modules
- Solving complex performance problems and architectural challenges
- Producing detailed specifications
- Troubleshooting, testing and maintaining the core product software and databases to ensure strong optimization and functionality
- Contributing in all phases of the development lifecycle
- Following industry best practices
- Developing and deploying new features to facilitate related procedures and tools if necessary
What you need to have:
- Must have a PHP experience or a full stack development experience.
- B.Tech / M.Tech from any college.
- Good understanding of RESTful API development.
- Good knowledge of TDD (Test Driven Development).
- Good understanding of jQuery, Bootstrap.
- Knowledge of OOPS preferred.
- Strong knowledge of PHP web frameworks like Laravel, CI, etc
- Knowledge of programming language such as Python/ NodeJs will be preferred
- Understanding the fully synchronous behavior of PHP
- Understanding of MVC design patterns
- Understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
- Knowledge of object oriented PHP programming
- Understanding accessibility and security compliance
- Strong knowledge of the common PHP or web server exploits and their solutions
- Understanding fundamental design principles behind a scalable application
- User authentication and authorization between multiple systems, servers, and environments
- Integration of multiple data sources and databases into one system
- Familiarity with limitations of PHP as a platform and its workarounds
- Creating database schemas that represent and support business processes
- Familiarity with MySQL/ Mongo DB databases and their declarative query languages
- Proficient understanding of code versioning tools, such as Git
- Cross-browser/ platform experience.
- Ability to adapt to changing priorities and to thrive in a fast-paced work environment.
- Good analytical and debugging skills.
- Team-oriented and Self-motivated.
1. Work experience between 3 years to 9 years in building large scale high user traffic consumer facing applications with desire to work in a fast paced startup.
2. Knowledge on reactive and asynchronous programming is preferable. If you have worked with coroutines, goroutines, high concurrency or optimized number of threads for processing on your backend server you could be a good fit.
3. Extremely proficient at writing performant, scalable and production ready code in Kotlin, Java (8 or above, comfortable with concepts like lambda, streams, multithreading etc), Elixir, Rust, or Golang. Should be familiar with static code analysis, code coverage and code reviews.
4. Experience with NoSQL DBs like MongoDB, Cassandra, Redis or Aerospike is required. Knowledge of graph DBs like Neo4j is preferred.
5. Strong in algorithms, problem solving and data structures.
6. Knowledge of TDD and experience with building applications integrated with CI-CD pipelines (automated build, tests and deployments).
7. Exposure to micro-services with good understanding of containers, kubernetes, logging, alerting and monitoring. Inter services communication. Should know how to handle multiple versions of APIs.
- Deep understanding of Django and DRF
- Write effective, scalable code
- Develop back-end components to improve responsiveness and overall performance
- Integrate user-facing elements into applications
- Test and debug programs
- Improve functionality of existing systems
- Implement security and data protection solutions
- Assess and prioritize feature requests
- Coordinate with internal teams to understand user requirements and provide technical solutions

Overall Purpose of the Role:
We are looking for a self-motivated Unreal Engine developer who understands the value of working on unique applications and is extremely passionate about innovating and inventing/discovering new things. The candidate will be responsible for developing and maintaining our platform lineup. The key responsibilities of the job are:
- Perform full life-cycle software development
- (Requirements: analysis, Tech design, implementation, integration, testing, debugging, and support).
- Work directly with researchers and project stakeholders to ensure proper software design and delivery.
- Design and develop modular platforms.
- Stay updated on current trends in AR/VR/MR/XR.
- Writing reusable, testable, and efficient code in rapid timing.
- Writing unit tests for important logic and services.
- Implementation of security and data protection.
Credentials we are looking for:
- (Senior UE Developer) 5 years+ of experience with game development and at least 3 years of experience with Unreal Engine
- An entrepreneurial spirit that drives innovation within a target industry.
Skills essential to the role:
- High proficiency with Unreal Engine 4 Blueprints
- High-Level C++ skills within Unreal Engine 4 and outside.
- Extremely good problem-solving skills
- Networking, replication, and multiplayer integrations with VOIP services and video.
- Knowledge of the Google and Apple app store functionality and build processes.
- Core knowledge of how Unreal Engine 4 works internally
- Ability to modify API’s to get the desired result within Unreal Engine 4
- Ability to create and modify plugins within the Unreal Engine framework
- Understanding of fundamental design principles behind a scalable and modular application.
- Skills that will add value:
- AWS and Gamelift
- PHP, databases and Web Integrations
- Understanding of live streaming formats such RTMP.
- Basic design skills and minimalist sensibilities. No major design skills required, but an understanding of what makes something look good.
- Basic cross-platform CG asset implementation skill
- Collaborative working using version control tools such as Git and project management applications.
- Low-level project planning and estimation skills.
- Strong leadership skills.
- A wicked sense of humor (you’ll need it).
- Exp- 3+ yrs
- Must be very good in Java- 2.5+ yrs
- At least 1 yr of working experience in any one DB of Neo4j, Cassandra, Elastic Search
- Should have good devops working knowledge - Knowledge of AWS, Ansibleetc is a necessity
- Experience in TDD/BDD is required
- Minimum 1 yr working experience in Samza& Kafka.
- Knowledge of Azure is added advantage
- Understanding of AKKA and Play framework
Role – Technical Architect
Job Description
ZipLoan is looking out for a strong technology leader of Software Product Engineering, with a Technical Experience of about 12+ years, and hands-on experience in Software Product Development and ownership. You will head our Platform team which will be tasked with building ZipLoan's platform layer along with a set of engineers reporting to you.
Role:
- Understand the business end-to-end in order to drive a use-case driven architecture.
- Identify parts of the code-base which can be made reusable as modules or services.
- Propose architecture improvements to provide reliability and robustness at scale.
- Provide a roadmap for evolution of the technology ecosystem.
- Identify and erase technical debt.
- Provide consultancy to engineering teams on specific design challenges.
- Propose engineering best practices and help teams in adopting them.
Desired Profile:
- 12 years min experience in core software development.
- Hands-on experience building consumer Web/mobile apps at scale.
- Strong exposure to open-source technology – Python and other languages,
Linux, SQL and NoSQL databases, Web development frameworks
- Strong architecture skills.
- Ability to mentor engineering team members effectively.
- Preferably a strong full-stack engineer or at least strong backend skills with some front-end skill.








