


Requirements
- 3-5 years of experience working on Python Environment
- Knowledge on software development methodologies and being able to work on projects individually or as part of a team. Should be able to work with AGILE methodology
- Knowledge of relational databases, version control tools and other development tools
- Understanding of the threading limitations of Python, and multi-process architecture
- Understanding of accessibility and security compliance
- Strong interest in learning new skills/technologies and curiosity to explore various Technologies.
- Should have strong analytical skills
- Good communication
- Able to integrate multiple data sources and databases into one system
- Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform
Must Required Skills:
- Python 2/3
- should have worked on one or more major Python web frameworks like Django.
- Worked with APIs development, integration of third-party APIs
- Working knowledge of MySQL databases integration with Python Environment.

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About the Role
We are hiring a Senior Backend Developer for our client, a US-based tech company, to take ownership of backend architecture, scalability, and infrastructure. This is a critical engineering role where you'll lead feature development and ensure high system performance as the company grows rapidly.
Key Responsibilities
- Build and maintain scalable backend systems using Python (Django, Flask, or FastAPI)
- Optimize and manage relational databases (PostgreSQL, MySQL)
- Design and implement asynchronous processing using Redis and RabbitMQ
- Architect and deploy containerized microservices with a focus on performance and scalability
- Provision and monitor infrastructure on AWS (EC2, RDS, S3)
- Diagnose system performance issues and implement robust solutions
Minimum Requirements
- 3+ years of backend development experience
- Proficient in Python and at least one framework (Django, Flask, or FastAPI)
- Strong knowledge of PostgreSQL or MySQL
- Experience with Redis and RabbitMQ
- Hands-on experience with AWS (EC2, RDS, S3)
- Strong understanding of data structures, algorithms, and backend system design
Good to Have
- Familiarity with JavaScript and frontend frameworks like React.js or Vue.js
- Experience with WebSockets for real-time features
- Exposure to VoIP/WebRTC/SIP/IP PBX technologies
Key Traits We Value
- Smart, logical, and curious problem-solvers
- Self-driven individuals who thrive in fast-paced environments
- Passion for learning and adapting to new technologies
What We Offer
- Competitive Compensation
- 100% remote work
- A collaborative, growth-focused environment
- Challenging projects with real impact

Responsibilities:
- Design and develop scalable, secure, and high-performance applications using Python (Django framework).
- Architect system components, define database schemas, and optimize backend services for speed and efficiency.
- Lead and implement design patterns and software architecture best practices.
- Ensure code quality through comprehensive unit testing, integration testing, and participation in code reviews.
- Collaborate closely with Product, DevOps, QA, and Frontend teams to build seamless end-to-end solutions.
- Drive performance improvements, monitor system health, and troubleshoot production issues.
- Apply domain knowledge in payments and finance, including transaction processing, reconciliation, settlements, wallets, UPI, etc.
- Contribute to technical decision-making and mentor junior developers.
Requirements:
- 6 to 10 years of professional backend development experience with Python and Django.
- Strong background in payments/financial systems or FinTech applications.
- Proven experience in designing software architecture in a microservices or modular monolith environment.
- Experience working in fast-paced startup environments with agile practices.
- Proficiency in RESTful APIs, SQL (PostgreSQL/MySQL), NoSQL (MongoDB/Redis).
- Solid understanding of Docker, CI/CD pipelines, and cloud platforms (AWS/GCP/Azure).
- Hands-on experience with test-driven development (TDD) and frameworks like pytest, unittest, or factory_boy.
- Familiarity with security best practices in financial applications (PCI compliance, data encryption, etc.).
Preferred Skills:
- Exposure to event-driven architecture (Celery, Kafka, RabbitMQ).
- Experience integrating with third-party payment gateways, banking APIs, or financial instruments.
- Understanding of DevOps and monitoring tools (Prometheus, ELK, Grafana).
- Contributions to open-source or personal finance-related projects.

Position of the role
The Principal Engineer reports to the Domain Lead and plays a key role in driving the technical vision, strategy, and execution of development initiatives. The Principal Engineer collaborates with multiple teams to ensure that software solutions are scalable, cost-optimized, performant, and aligned with business objectives.
Result expectation in terms of result areas and core activities
The Principal Engineer is responsible for defining, designing, and overseeing the implementation of complex software solutions. This role involves deep technical expertise, mentorship, and architectural guidance across multiple teams. The Principal Engineer also acts as a thought leader, influencing technology choices, best practices, and innovation within the organization.
Main objectives of the role
✔ Leading the design and architecture of the software by following best practices that ensure scalability, maintainability, cost optimization, and high performance.
✔ Driving innovation and continuous improvements in software development practices.
✔ Providing technical mentorship and coaching to engineers across teams.
✔ Ensuring the successful delivery of high-quality software aligned with business requirements.
✔ Defining and maintaining coding standards, best practices, and governance frameworks.
✔ Collaborating with product management and other stakeholders to shape the technical roadmap.
✔ Identifying technical debt and implementing strategies to mitigate it effectively.
✔ Promoting a culture of continuous learning, knowledge sharing, and cross-team collaboration.
✔ Leading DevOps, CI/CD, and automation to improve software delivery processes and efficiency.
Specialisation
✔ Deep understanding of software architecture, system design, and performance optimization.
✔ Translating complex business requirements into scalable and efficient software solutions.
✔ Handling large data transformations and ensuring system efficiency under the required load conditions.
✔ Leading initiatives for modernizing the technology stack and implementing best practices.
✔ Ensuring that security, scalability, and maintainability are embedded into development processes.
✔ Driving research and development efforts to explore emerging technologies and their business impact.
✔ Enabling teams to develop and maintain high-quality software through code reviews, architecture guidance, and technical strategy.
✔ Collaborating with product owners and stakeholders to ensure that development aligns with business goals and user needs.
Key processes in the role
✔ Agile / Scrum / Kanban development methodologies.
✔ CI/CD and DevOps practices to streamline delivery.
✔ Cloud-native architecture, monolith and microservices-based development.
✔ Scalable and high-performance computing strategies.
✔ Secure software development lifecycle (SDLC).
✔ Data-driven decision-making.
✔ Performance optimization.
Key relationships (teams and/or position titles)
✔ Engineering Teams (Developers, QA, DevOps).
✔ Head of Engineering and Technology Leadership.
✔ Product Management and Business Stakeholders.
✔ Customer Success and Solution Architects.
✔ External Technical Partners and Vendors.
Requirements
✔ Bachelor's or Master’s degree in Computer Science, Software Engineering, or a related field.
✔ 10+ years of experience in software development, with a proven track record .
✔ Strong experience in Python and modern software engineering practices.
✔ Expertise in cloud computing platforms (AWS, Azure, or GCP).
✔ Experience in architecting and developing scalable, high-performance applications.
✔ Hands-on experience with CI/CD pipelines, DevOps tools, and automation.
✔ Deep understanding of microservices, monolith, APIs, and distributed systems.
✔ Strong experience with database technologies, including SQL and NoSQL.
✔ Excellent communication and leadership skills, with the ability to influence technical decisions across teams.
✔ A passion for mentoring, coaching, and fostering a strong engineering culture.
✔ Experience in defining and implementing technical governance and best practices.
Competences
✔ Strategic Thinking - 4
✔ Analytical Problem Solving - 4
✔ Technical Leadership & Mentorship - 4
✔ Communication & Collaboration - 3
Measures of success
✔ Technical leadership impact - measurable improvements in code quality, architecture, and scalability.
✔ Delivery of high-quality software within agreed timelines and business requirements.
✔ Successful mentorship - improvement in team skill levels, problem-solving capabilities, and innovation.
✔ Reduction of technical debt through strategic refactoring and modernization.
✔ Engineering team satisfaction - based on feedback and collaboration effectiveness.
✔ Improvements in system performance, stability, cost-optimization, and security.
✔ Adoption of best practices and emerging technologies across teams.
✔ Contribution to company-wide strategic initiatives through technical innovation and leadership.


Solution Oriented Mindset
- Assist project in all technical aspects of tooling and DevOps
- Proactively lead tools new versions release cycle and documentation
- Proactively identify risks related to application /deliverables and propose a mitigation plan
- Provide custom solutions as per customer requirements
Autonomy & Problem Solving Mindset
- Work in complete autonomy to deliver project deliverables, for advanced technical deliverables, with required level of quality
- Must have troubleshooting skills
Agile Mindset
- Contribute to improvement of internal process, tooling, and quality process
- Design, build and collect technical materials as part of project executions in a spirit of reusability for future engagements and maintain knowledge on best practices, tools, and reusable components for CAST analysis
Minimum Qualifications:
5+ years of experience with Linux/Unix system administration and networking fundamentals 3+ years in a Software Engineering role or equivalent experience
4+ years of working with AWS
4+ years of experience working with Kubernetes, Docker.
Strong skills in reading code as well as writing clean, maintainable, and scalable code
Good knowledge of Python
Experience designing, building, and maintaining scalable services and/or service-oriented architecture Experience with high-availability
Experience with modern configuration management tools (e.g. Ansible/AWX, Chef, Puppet, Pulumi) and idempotency
Bonus Requirements:
Knowledge of standard security practices
Knowledge of the Hadoop ecosystem (e.g. Hadoop, Hive, Presto) including deployment, scaling, and maintenance Experience with operating and maintaining VPN/SSH/ZeroTrust access infrastructure Experience with CDNs such as CloudFront and Akamai
Good knowledge of Javascript, Java, Golang


- 6+ years of experience with expertise in Django CMS, Python, REST framework, AI framework
- MySQL Db usage, SQL queries
- Experience in using scraping tools.
- Microservices
- Docker and Kubernetes hands-on experience
- AWS Redis cache integration
- Deployment on AWS cloud, auto-scale
- Work will be rotational Shifts/ UK Shift
- Must be flexible to work on weekends/stretch for some hours


- Work on a chatbot framework/architecture using an open-source tool or library
- Implement Natural Language Processing (NLP) for chatbots
- Integration of chatbots with Management Dashboards and CRMs
- Resolve complex technical design issues by analyzing the logs, debugging code, and identifying technical issues/challenges/bugs in the process
- Deploy applications using CI/CD tools
- Designing and building highly scalable AI and ML solutions
- Ability to understand business requirements and translate them into technical requirements
- Open-minded, flexible, and willing to adapt to changing situations
- Ability to work independently as well as on a team and learn from colleagues
- High adaptability in a dynamic start-up environment.
- Experience with bot multi-lingual utilization (preferred)
- Experience with bot human escalation
- Ability to optimize applications for maximum speed and scalability
- Come up with new approaches and ideas to improve the current performance of Chatbots across multiple domains and build a highly personalized user experience.
QUALIFICATIONS : B. Tech/ B.E. /M. Tech or a related technical discipline from reputed universities
SKILLS REQUIRED :
- Minimum 3+ years- of experience in Chatbot Development using the Rasa open-source framework.
- Hands-on experience building and deploying chatbots.
- Experience in Conversational AI platforms for enterprises using ML and Deep Learning.
- Experience with both text to speech and vice versa transformation incorporation.
- Should have a good understanding of various Chatbot frameworks/platforms/libraries.
- Build and evolve/train the NLP platform from natural language text data being gathered from users on a daily basis.
- Code using primarily Python.
- Experience with bots for platforms like Facebook Messenger, Slack, Twitter, WhatsApp, etc.
- Knowledge of digital assistants such as Amazon Alexa, Google Assistant, etc.
- Experience in applying different NLP techniques to problems such as text. classification, text summarization, question & answering, information retrieval, knowledge extraction, and conversational bots design potentially with both traditional & Deep Learning
- Techniques - NLP Skills/Tools: NLP, HMM, MEMM, P/LSA, CRF, LDA, Semantic Hashing, Word2Vec, Seq2Seq, spaCy, Nltk, Gensim, Core NLP, NLU, NLG, etc.
- Should be familiar with these terms: Tokenization, N-Grams, Stemmers, lemmatization, Part of speech tagging, entity resolution, ontology, lexicology, phonetics, intents, entities, and context.
- Knowledge of SQL and NoSQL Databases such as MySQL, MongoDB, Cassandra, Redis, PostgreSQL
- Experience with working on public cloud services such as Digital Ocean, AWS, Azure, or GCP.
- Knowledge of Linux shell commands.
- Integration with Chat/Social software like Facebook Messenger, Twitter, SMS.
- Integration with Enterprise systems like Microsoft Dynamics CRM, Salesforce, Zendesk, Zoho, etc.
MUST HAVE :
- Strong foundation in the python programming language.
- Experience with various chatbot frameworks especially Rasa and Dialogflow.
- Strong understanding of other AI tools and applications like TensorFlow, Spacy, and Google Cloud ML is a BIG plus.
- Experience with RESTful services.
- Good understanding of HTTPS and Enterprise security.

Key Responsibilities:
1. Write clean, structured code and develop back-end components that are scalable and reusable which aligns with the existing architecture.
2. Own and manage team processes, releases, and systems and integrate user-facing elements developed by front-end developers with server-side logic
3. Design, build, test, and document code and databases
4. Coordinate with internal teams to understand user requirements and provide technical solutions
5. Make architecture decisions that contribute to maintainable systems
6. Architect and build the backend for the corresponding web service (Django)
Skills Required:
1. 2+ years of experience with Django, Experienced & expertise in Python framework - Django and Rest
2. Strong systems, architecture and database fundamentals, experience with scaling web technologies
3. Should have basic knowledge of Front End
4. Should have good database design knowledge
5. Should be able to write good quality code with good documentation
6. Experience in creating REST API's
7. Basic understanding of tech stacks - Postgres and Git
8. The ability to work independently is a must


Job Type: Full-time
CTC Offering : 3.6L PA to 6L PA
Job Location: Remote for 6-9 months due to the pandemic, then Mumbai, Maharashtra
Required experience:
-
Minimum 1.5 to 2 year of experience in Web & Backend Development using Python with experience in some form of Machine Learning ML Algorithms
Overview
We are looking for Python developers with a strong understanding of object orientation and experience in web and backend development. Experience with Analytical algorithms and mathematical calculations using libraries such as Numpy and Pandas are a must. Experience in some form of Machine Learning. We require candidates who have working experience using Django Framework
Key Skills required (Items in Bold are mandatory keywords) :
1. Proficiency in Python 3.x based web and backend development
2. Solid understanding of Python concepts
3. Experience with some form of Machine Learning (ML)
4. Experience in using libraries such as Numpy and Pandas
5. Some form of experience with NLP and Deep Learning using any of Pytorch, Tensorflow, Keras, Scikit-learn or similar
6. Hands on experience with RDBMS such as Postgres or MySQL
7. Experience building REST APIs using DRF or Flask
8. Comfort with Git repositories, branching and deployment using Git
9. Working experience with Docker
10. Basic working knowledge of ReactJs
11. Experience in deploying Django applications to AWS,Digital Ocean or Heroku
KRAs includes:
1. Understanding the scope of work
2. Understanding and adopting the current internal development workflow and processes
3. Understanding client requirements as communicated by the project manager
4. Arriving on timelines for projects, either independently or as a part of a team
5. Executing projects either independently or as a part of a team
6. Developing products and projects using Python
7. Writing code to collect and mathematically analyse large volumes of data.
8. Creating backend modules in Python by building or reutilizing existing modules in a manner so as to
provide optimal deliveries on time
9. Writing Scalable, maintainable code
10. Building secured REST APIs
11. Setting up batch task processing environments using Celery
12. Unit testing prepared modules
13. Bug fixing issues as reported by the QA team
14. Optimization and performance tuning of code
Bonus but not mandatory
1. Nodejs
2. Redis
3. PHP
4. CI/CD
5. AWS

Hands -on experience with the following technologies is needed:
- Good Knowledge of Python & Django Framework.
- Experience in Git or any Version control systems.
- Experience in SQL Databases like MySQL and PostgreSQL.
- Knowledge of NoSQL Databases like Mongodb.
- Worked on Django based live projects.
- To implement microservices using Django rest framework.
- Handling various technical aspects like coding of modules using the given design specifications
- Debugging and fixing the defects as well as analyzing its root cause.
- Deployment(AWS) and monitoring of the live project.
- Mentoring junior developers.
Knowledge/Experience of AWS will be a big plus
Preferred Qualifications:
B-Tech-IT/B-Tech -CSE/BCA or any degree in the relevant field
Required Experience:
3 – 6 Years

