Sr Ruby on Rails Developer

Job Position: Senior Technical Lead / Architect

Desired Skills: Python, Django, Flask, MySQL, PostgreSQL, Amazon Web Services, JavaScript, Identity Security, IGA, OAuth

Experience Range: 6 – 8 Years

Type: Full Time

Location: Pune, India

Job Description:

Tech Prescient is looking for an experienced and proven Technical Lead (Python/Django/Flask/FastAPI, React, and AWS/Azure Cloud) who has worked across the modern full stack to deliver scalable, secure software products and solutions. The ideal candidate should have experience leading from the front — handling customer interactions, mentoring teams, owning technical delivery, and ensuring the highest quality standards.

Key Responsibilities:

• Lead the end-to-end design and development of applications using the Python stack (Django, Flask, FastAPI).
• Architect and implement secure, scalable, and cloud-native solutions on AWS or Azure.
• Drive technical discussions, architecture reviews, and ensure adherence to design and code quality standards.
• Work closely with customers to translate business requirements into robust technical solutions.
• Oversee development teams, manage delivery timelines, and guide sprint execution.
• Design and implement microservices-based architectures and serverless deployments.
• Build and integrate RESTful APIs and backend services; experience with Django Rest Framework (DRF) is a plus.
• Responsible for infrastructure planning, deployment, and automation on AWS (ECS, Lambda, EC2, S3, RDS, CloudFormation, etc.).
• Collaborate with cross-functional teams to ensure seamless delivery and continuous improvement.
• Champion best practices in software security, CI/CD, and DevOps.
• Provide technical mentorship to developers and lead project communications with clients and internal stakeholders.

Identity & Security Expertise:

• Strong understanding of Identity and Access Management (IAM) principles and best practices.
• Experience in implementing Identity Governance and Administration (IGA) solutions for user lifecycle management, access provisioning, and compliance.
• Hands-on experience with OAuth 2.0, OpenID Connect, SAML, and related identity protocols for securing APIs and services.
• Experience integrating authentication and authorization mechanisms within web and cloud applications.
• Familiarity with Single Sign-On (SSO), MFA, and role-based access control (RBAC).
• Exposure to AWS IAM, Cognito, or other cloud-based identity providers.
• Ability to assess and enhance application security posture, ensuring compliance with enterprise identity and security standards.

Skills and Experience:

• 6 – 8 years of hands-on experience in software design, development, and delivery.
• Strong foundation in Python and related frameworks (Django, Flask, FastAPI).
• Experience designing secure, scalable microservices and API architectures.
• Good understanding of relational databases (MySQL, PostgreSQL).
• Proven leadership, communication, and customer engagement skills.
• Knowledge of Kubernetes is an added advantage.
• Excellent problem-solving skills and passion for learning new technologies.

Core Experience:

•Experience in Core Java, J2EE, Spring/Spring Boot, Hibernate, Spring REST, Linux, JUnit, Maven, Design Patterns.

• Sound knowledge of RDBMS like MySQL/Postgres, including schema design.

• Exposure to Linux environment.

• Exposure to Docker and Kubernetes.

• Basic Knowledge of Cloud Services of AWS, Azure, GCP cloud provider.

• Proficient in general programming, logic, problem solving, data structures & algorithms

• Good analytical, grasping and problem-solving skills.

Secondary Skills:

• Agile / Scrum Development Experience preferred.

• Comfortable working with a microservices architecture and familiarly with NoSql solutions.

• Experience in Test Driven Development.

• Excellent written and verbal communication skills.

• Hands-on skills in configuration of popular build tools, like Maven and Gradle

• Good knowledge of testing frameworks such as JUnit.

• Good knowledge of coding standards, source code organization and packaging/deploying.

• Good knowledge of current and emerging technologies and trends.

Job Responsibilities:

• Design, Development and Delivery of Java based enterprise-grade applications.

• Ensure best practices, quality and consistency within various design and development phases.

• Develop, test, implement and maintain application software working with established processes.

Work with QA and help them for test automation

• Work with Technical Writer and help them documenting the features you have developing.

Education and Experience:

• Bachelor’s / master’s degree in computer science or information technology or related field

Relevant Experience:

• 3-5 years

Required Skills

• In-depth experience with Python and OO concepts

• Experience with using NumPy, Pandas, or similar AI/ML libraries

• Deep understanding of multi-process architecture and threading limitations of Python

• Expert knowledge of Python and related frameworks including Django and Flask.

• Experience in Machine Learning and Artificial Intelligence

• Good understanding of relational data modeling concepts and comfortable with SQL

• databases.

• Good understanding of AWS / Azure cloud

• Nice to have

• Experience / Exposure in Chat BOT or Voice BOT

• Experience in Lambda Function OR Azure Functions

• Exposure to Financial Domain

Additional Skillsets Desired:

• Ability to work with clients and key stakeholders to ensure requirements are met

• Strong problem-solving and debugging skills

• Passion to work in a start-up environment and readiness to dabble with challenging

• Ability to work in both a solo and team environment

• Proven ability to communicate technical information coherently, both verbally and into internal team and external customers, maintaining a customer focused

• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing back-end services for various business processes.
• Developing high-performance applications by writing testable, reusable, and efficient code.
• Implementing effective security protocols, data protection measures, and storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as preparing reports.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development.

• Bachelor's degree in computer science, information science, or similar.
• At least two years of 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.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Great organizational and time management skills.
• Availability to resolve urgent web application issues outside of business hours
• Should know CI/CD process

Responsibilities

Design Develop and maintain web functionalities

Work with Tech Lead to propose a technical solution

Liaise with designer to implement the UI/UX elements for web and mobile interfaces

Troubleshoot production problems and provide user support.

Design and conduct tests:

• Integrate multiple systems from different vendors with seamless data flow
• Investigate new technologies and continue to update your technical skills
• Write well-structured and testable code following the set guidelines

Requirements

Degree in IT or equivalent

More than 3 years of web-based application development experience in PHP.

Strong knowledge of PHP web frameworks: CodeIgniter, Laravel, Bootstrap, AngularJs, Angular Material, Symphony, Zend, Cake and Flask.

Languages

PHP, JavaScript, HTML, CSS, Python.

Databases: MySql

Operating Systems: Ubuntu, Windows and Macintosh.

Others: jQuery, AJAX, JSON, Celery, Git, API, AWS, Facebook API, Twitter API, Google API,PayPal Integration, nginx, Apache,AmCharts, Mpdf and PhantomJs.

Mandatory:

Strong knowledge in Continuous Integration/Continuous Delivery tools, e.g. Jenkins

Strong knowledge in planning for testing strategy, test suites and test cases.

Proficient understanding of code versioning tools (e.g. Git)

Understands web trends, including social media integration and the impact of the growth of mobile/tablet browsing

More than 3 years of web service (REST, SOAP) and API development and management

Strong Knowledge of security standards and techniques for web applications

Strong technical knowledge in software development methodologies, design patterns and implementation

Proven ability to carry a feature from start to finish, including prototypes, design specifications, constructive coding, unit testing and problem resolution

Preferred

Strong in SQL & PL/SQL and have good working knowledge on the relational database(s) (MySQL)

Experience With Selenium Web, Appium, Endtest.io Automated Regression Tools

Advantage

Experience with other server-side stacks (Node.js, Python, Java etc.) a plus

Experience developing native or hybrid mobile applications for IOS and/or Android a plus

Experience in the development and production of standards-based websites using HTML/5, CSS/3, JavaScript, jQuery, AJAX, JSON across multiple browsers a plus