
Job definition
Working at CAST R&D means being an important part of a highly-talented, fast-paced, multi-cultural and Agile team based in Paris (France) and Bangalore (India). The team builds a sophisticated source code analysis platform leveraging parsing, control flow, data flow and others mechanisms to fully understand the inner structure of the complex IT Systems developed and used by the Fortune 500 companies.
You, working as individual contributor as part of team, will contribute to the core part of our platform: source code analyzers. You will contribute to the evolution of our technology to support the latest evolution of languages and frameworks. You will have the opportunity to work on the different parts of the analysis chain from parsing to developing new quality rules notably the ones related to the emerging CISQ standard. Python or C++ will be your main languages.
About your Team
We develop source code analyzers which are plugins of our platform CAST AIP.
Close to customer needs, we deliver incrementally features and fixes according to priorities. Using Lean approach and eXtreme Programming:
• We write user documentation
• We thank our testers to find bugs which enable us to add more unit test coverage.
Profile
The candidate should have a passion for technology and a flexible, creative approach to problem solving.
• Must have at least 4 years of experience
• Must have expertise in Python or C++ development
• Must be pragmatic
• Must have excellent written, oral and telephone communication skills in English.
• Must have strong analytical and logical skills
• Must accept to follow a framework of rules on how to write/design static analyzers
• Hands on TDD addict: writing unit tests.
• Must accept to do a lot of maintenance
• Eager to learn new languages and frameworks at “high” level

About Cast Software
About
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Job Overview:
We are looking for a seasoned Senior Backend Engineer (SDE III) with over 5 years of experience to lead, mentor, and grow a high-performing engineering team. The ideal candidate will have extensive hands-on experience in software development, deep technical expertise, and a proven track record of successfully leading large-scale engineering teams and projects. This role requires strategic leadership, the ability to manage complex technical challenges, and the ability to drive innovation while ensuring operational excellence.As a Backend Lead, you will collaborate with key stakeholders across the business, product management, and operations to ensure alignment with the organization’s goals and play a critical role in shaping the technology roadmap and engineering culture.
Key Responsibilities:
- Leadership and Team Development: Lead and inspire a team of engineers, fostering a culture of innovation, accountability, and continuous improvement. Manage the hiring, training, and career development of engineering staff.
- Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Define technology roadmaps and ensure alignment with organizational goals.
- Technical Excellence: Guide the team in designing and implementing scalable, robust software systems. Drive the adoption of best practices in architecture, coding standards, and software testing to ensure high-quality product delivery.
- Project and Program Management: Oversee the successful delivery of engineering projects, ensuring deadlines, quality standards, and budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
- Cross-functional collaboration: Collaborate with Product Management, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
- Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.
- Stakeholder Communication: Act as the technical point of contact for stakeholders, providing regular updates on project progress, resource allocation, and performance metrics. Communicate complex technical concepts to non-technical stakeholders.
Required Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
- 5+ years of experience in software engineering
- Proven track record of successfully delivering large-scale, high-impact software projects.
- Strong understanding of software architecture, design patterns, and scalable system design.
- Expertise in multiple programming languages and modern development frameworks For this role we require expertise in Python/Django and API Development
- Experience with cloud infrastructure (AWS), microservices, and distributed systems.
- Good experience with MySQL and ElasticSearch. Slight experience with other NoSQL and SQL databases.
- Experience in DevOps, CI/CD pipelines, and infrastructure automation.
- Experience in delivering full-stack B2B/SaaS applications including mobile applications, web frontend, and a scalable backend.
- Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
- Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.
Role Description
This is a full-time hybrid role for a Python Developer. The Python Developer will be responsible for back-end web development, software development, object-oriented programming, programming, and databases. The role is located in Navi Mumbai but offers flexibility for some remote work.
Qualifications
- Back-end web development and software development skills
- Proficiency in object-oriented programming and programming languages, specifically Python
- Experience with databases, such as MySQL and PostgreSQL
- Experience with source code management tools, such as Git
- Strong problem solving and analytical skills
- Bachelor's degree in Computer Science, Computer Engineering, or related field
- Experience with algorithm design and analysis is a plus
- Experience with financial markets and trading is a plus
Required Skills:
- Candidate must have 3-4 years’ experience .
- Proficiency in Python programming language
- Strong knowledge of Django and Flask frameworks
- Experience in developing and maintaining backend applications
- Understanding of RESTful APIs and database management
- Familiarity with version control systems, such as Git
- Good problem-solving and communication skills
- Proficiency in Python programming language
- Strong knowledge of Django and Flask frameworks
- Experience in developing and maintaining backend applications
- Understanding of RESTful APIs and database management
- Familiarity with version control systems, such as Git
- Good problem-solving and communication skills
- Lead multiple client projects in the organization.
- Define & build technical architecture for projects.
- Introduce & ensure right coding standards within the team and ensure that it is maintained in all the projects.
- Ensure the quality delivery of projects.
- Ensure applications are confirmed to security guidelines wherever required.
- Assist pre-sales/sales team for converting raw requirements from potential clients to functional solutions.
- Train fellow team members to impose the best practices available.
- Work on improving and managing processes within the team.
- Implement innovative ideas throughout the team to improve the overall efficiency and quality of the team.
- Ensure proper communication & collaboration within the team
Requirements
7+ Years of experience in developing large scale applications.
Solid Domain Knowledge and experience with various Design Patterns & Data Modelling (Associations, OOPs Concepts etc.)
Should have exposure to multiple backend technologies, and databases - both relational and NOSQL databases
Should be aware of latest conventions for APIs
Preferred hands-on experience with GraphQL as well as REST API
Must be well-aware of the latest technological advancements for relevant platforms.
Advanced Concepts of Databases - Views, Stored Procedures, Database Optimization - are a good to have.
Should have Research Oriented Approach
Solid at Logical thinking and Problem solving
Solid understanding of Coding Standards, Code Review processes and delivery of quality products
Experience with various Tools used in Development, Tests & Deployments.
Sound knowledge of DevOps and CI/CD Pipeline Tools
Solid experience with Git Workflow on Enterprise projects and larger teams
Should be good at documentation at project level and code level ; Should have good experience with Agile Methodology and process
Should have a good understanding of server side deployment, scalability, maintainability and handling server security problems.
Should have good understanding on Software UX
Proficient with communication and good at making software architectural judgments
Expected outcomes
- Growing the team and retaining talent, thus, creating an inspiring environment for the team members.
- Creating more leadership within the team along with mentoring and guiding new joiners and experienced developers.
- Creating growth plans for the team and preparing training guides for other team members.
- Refining processes in the team on a regular basis to ensure quality delivery of projects- such as coding standards, project collaboration, code review processes etc.
- Improving overall efficiency and team productivity by introducing new methodologies and ideas in the team.
- Working on R&D and employing innovative technologies in the company.
- Streamlining processes which will result in saving time and cost optimization
- Ensuring code review healthiness and shipping superior quality code
Benefits
- Unlimited learning and growth opportunities
- A collaborative and cheerful work environment
- Exceptional reward and recognition policy
- Outstanding compensation
- Flexible work hours
- Opportunity to make an impact as your work will directly contribute to our business strategy.
At Nickelfox, you have a chance to craft a career path as unique as you are and become the best version of YOU. You will be part of a team with a ‘no limits’ mindset in an inclusive, people-focused culture. And we’re counting on your unique perspective to help Nickelfox grow even faster.
Are you passionate about tech? Dedicated to learning? Come, join us to build an extraordinary experience for yourself and a dignified working world for all.
What makes Nickelfox a great place for you?
In Nickelfox, you’ll join a team whose passion for technology and understanding of business has driven the company to serve clients across 25+ countries in just five years. We partner with our customers to fuel their growth story and enable them to make the right decisions with our customized technology services and insights. All in all, we are passionate to see our customers win the day. This is the reason why 80% of our business comes from repeat clients.
Our mission is to provide dignified employment and an environment that recognizes the uniqueness of every individual and values their expertise, and contribution. We have a culture that encourages everyone to bring their authentic selves to work. Our people enjoy a collaborative work environment with exceptional training and career development. If you like working with a curious, youthful, high-performing team, Nickelfox is the place for you.

What will you be doing
- Build scalable and loosely coupled services to extend our platform
- Build bulletproof API integrations with third-party APIs for various use cases
- Evolve our Infrastructure and add a few more nines to our overall availability
- Have full autonomy and own your code, and decide on the technologies and tools to deliver as well as operate large-scale applications on AWS
- Give back to the open-source community through contributions to code and blog posts
- This is a startup so everything can change as we experiment with more product improvements
About you
- Relevant Experience: Minimum 6+ Years
- You have prior experience developing and working on consumer-facing web/app products
- Hands-on experience in Python. Exceptions can be made if you’re really good at any other language with experience in building web/app-based tech products
- Experience in at least one of the following frameworks - Django, Flask, Falcon, web2py, Twisted, Tornado
- Working knowledge of MySQL, MongoDB, Redis
- Good understanding of Data Structures, Algorithms, and Operating Systems
- You've worked with core AWS services in the past and have experience with EC2, ELB, AutoScaling, CloudFront, S3
- You can dabble in Frontend codebases using HTML, CSS, and Javascript
- You love doing things efficiently.The works you will have a disproportionate impact on the business. We believe in systems and processes that let us scale our impact to be larger than ourselves
- You might not have experience with all the tools that we use but you can learn those given the guidance and resources
Roles and Responsibilities:
- Combine excellent abstract reasoning ability to document, architect, develop and test software with the commitment to excellence/defect free before being deployed.
- Write and implement low latency applications & software solutions that integrate with different systems.
- Rapidly incorporate new technologies as required & deliver successfully by self.
- Work closely with mentors, team members, team leads, program managers and stakeholders to investigate, fix, optimize, test and deploy high quality solutions.
- Drive the technical design, implementation and maintenance of larger tech initiatives geared toward improving and scaling of products.
- Accurately schedule & and track progress of self & team members. Create end to end Work Breakdown & estimates for modules being implemented.
- Participate in planning & recognizing inconsistencies (e.g., scope, resources, feasibility, usability, customer value, etc.) in product requirements and alert the Project Mentor. Handle independently or assist the Mentor in building, testing, and documenting product releases.
- Support the team in deploying product functionality & assist the TLs in troubleshooting in the production environment.
- Proactively promote Tech Culture by writing blogs, making presentations which will help you learn & grow.
- Effectively communicate one-on-one with on-shore / off-shore product teams / developers; gather and clarify requirements from technical folks / product managers / business teams.
- Proactively assist and serve as a role model for the team members to follow the team software development process; consistently innovate the team processes to improve team productivity and quality.
Skill Set:
- Strong Analytical, Problem Solving Skills and participates in all activities with urgency, a results orientation, and a strong work ethic.
- Must have technical knowledge of Python.
- Must have hands-on experience in developing Restful APIs and Web Services.
- Knowledge of Django (or any other established Python web frameworks) would be a plus.
- Knowledge of Angular or React or similar technologies would be an added advantage.
- Strong experience with relational (PostgreSQL, MySQL) and/or NoSQL databases.
- Experience with unit testing and test-driven development.
- Experience working with Linux/Unix Operating system & comfortable with command line.
- Experience with modern software engineering workflows and tools (e.g. Agile, JIRA, Git, CI/CD, Amazon Web Services, Observability and Monitoring tools like ELK, Datadog, NewRelic, etc.).
- Experience in all areas of SDLC, including architecture and design, development, and testing.
- Extremely passionate about code reviews, engineering best practices and mentoring/coaching the developers to make them successful.
- Excellent understanding of feature estimation and ability to communicate issues and risks that may impact timelines, budget, or resources.
- Experience with Agile development lifecycle.
- Can gather and clarify requirements from technical folks / product managers / business teams.
- Lead by example & act as a role model for the team.
How will you grow here:
- Work in multiple projects & teams spread across different domains and technologies.
- Work & interact directly with senior directors in an open and flat hierarchical structure.
- You can own all aspects of leading software products and projects.
- You get to work with top-notch engineers and leaders with decades of experience in building and delivering great software.
- Work with CXOs / Senior Directors of various emergent companies in US & India.
- Get involved with the newest products, latest technologies and different methodologies.
- Opportunity to Mentor the Best and Get Mentored by the Best.
How we thank you for your invaluable contribution:
- Events, activities and outings aplenty (We really party hard!).
- A stimulating and energetic work environment which encourages creativity.
- Hackathons, Gaming Evenings, Poker Nights and much more!
- Flexible Timings, Flexible Holiday Calendar, Work from Home Option.
- Competitive salary (best in the industry).
- Beverages and snacks throughout the day, on the house!
- Recreation center to let off some steam.
- Office lunch option (fresh and savoury ghar ka khana).
- Medical Insurance (stay healthy, stay happy)
Job Description:
We are looking for a Python Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application; therefore, a basic understanding of front-end technologies is necessary as well.
Responsibilities:
- Writing reusable, testable and efficient code.
- Design and implementation of low-latency, high-availability, and performant applications.
- Integration of user-facing elements developed by front-end developers with server side logic.
- Implementation of security and data protection.
- Integration of data storage solutions (may include databases, key-value stores, blob stores, etc.)
Skills And Qualifications:
- Expert in Python, with knowledge of at least one Python web framework (such as Django, Flask, etc depending on your technology stack).
- Familiarity with some ORM (Object Relational Mapper) libraries.
- Able to integrate multiple data sources and databases into one system.
- Understanding of the threading limitations of Python, and multi-process architecture.
- Good understanding of server-side templating languages.
- Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3.
- Understanding of accessibility and security compliance (depending on the specific project).
- Knowledge of user authentication and authorization between multiple systems, servers and environments.
- Understanding of fundamental design principles behind a scalable application.
- Familiarity with event-driven programming in Python.
- Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform.
- Able to create database schemas that represent and support business processes.
- Strong unit test and debugging skills.
Position: Backend Developer 1 / Backend Engineer:
Location: Bangalore
Experience: .5 to 4 years, preferably in an agile environment
Strong Knowledge Node.js and MongoDB
Good Knowledge on Flask, SQL and other databases
Good Knowledge on Deployment Process (Nginix, Docker, AWS, Digital Ocean)
Basic Knowledge on Python








