
At BigThinkCode, our technology solves complex problems. We are looking for a talented engineer to join our technology team at Chennai.
This is an opportunity to join a growing team and make a substantial impact at BigThinkCode. We have a challenging workplace where we welcome innovative ideas / talents and offers growth opportunities and positive environment.
Below job description for your reference, if interested please share your profile to connect and discuss.
Company: BigThinkCode Technologies
URL: https://www.bigthinkcode.com/
Job Role: Software Engineer / Senior Software Engineer
Experience: 2 - 5 years
Work location: Chennai
Work Mode: Hybrid
Joining time: Immediate – 4 weeks
Responsibilities
- Build and enhance backend features as part of the tech team.
- Take ownership of features end-to-end in a fast-paced product/startup environment.
- Collaborate with managers, designers, and engineers to deliver user-facing functionality.
- Design and implement scalable REST APIs and supporting backend systems.
- Write clean, reusable, well-tested code and contribute to internal libraries.
- Participate in requirement discussions and translate business needs into technical tasks.
- Support the technical roadmap through architectural input and continuous improvement.
Required Skills:
- Strong understanding of Algorithms, Data Structures, and OOP principles.
- Integrate with third-party systems (payment/SMS APIs, mapping services, etc.).
- Proficiency in Python and experience with at least one framework (Flask / Django / FastAPI).
- Hands-on experience with design patterns, debugging, and unit testing (pytest/unittest).
- Working knowledge of relational or NoSQL databases and ORMs (SQLAlchemy / Django ORM).
- Familiarity with asynchronous programming (async/await, FastAPI async).
- Experience with caching mechanisms (Redis).
- Ability to perform code reviews and maintain code quality.
- Exposure to cloud platforms (AWS/Azure/GCP) and containerization (Docker).
- Experience with CI/CD pipelines.
- Basic understanding of message brokers (RabbitMQ / Kafka / Redis streams).
Benefits:
· Medical cover for employee and eligible dependents.
· Tax beneficial salary structure.
· Comprehensive leave policy
· Competency development training programs.

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Summary
As a Senior Software Engineer you will be directly responsible for the experience our clients have on the platform by designing, building, and maintaining the server-side of Avoma. This is an exciting opportunity for those who are curious, diligent, and want to learn and develop their professional skills within a fast-growing start-up. As an early member of the team, we will work together to create the building blocks for our development strategy and set up the foundations and processes for future Software Engineers at Avoma.
The ideal candidate will be experienced in building the structure of a B2B SaaS application. We expect you to be a reliable professional, able to balance the needs of the product roadmap and the needs of the customers. Your overarching goal is to ensure an enjoyable experience for everyone using Avoma.
We strongly believe in the overall growth and continued development of each new hire. As a rapidly expanding business, there is a high degree of opportunity for progression, creativity, and ownership.In the last 12 months, we have seen growth across all metrics, and we are looking for strong software engineers to scale up our platform.
What you will be doing in the role (Responsibilities)
- Develop features and improvements to the Avoma product in a secure, well-tested, and performant way
- Collaborate with Product Management and other stakeholders within Engineering (Frontend, UX, etc.) to maintain a high bar for quality in a fast-paced, iterative environment
- Advocate for improvements to product quality, security, and performance
- Solve technical problems of moderate scope and complexity
- Craft code that meets our internal standards for style, maintainability, and best practices for a high-scale environment.
- Conduct Code Review to ensure performance of our backend services
- Build RESTful APIs and features for UI application clients (including Web and Mobile)
- Deploy and integrate with machine learning models developed by the AI team
- Own and work the core data processing pipeline and video processing pipeline
- Third-party integrations - Calendar, CRM systems, Video Conferencing
- Search and analytics infrastructure
- DevOps and security
We use the Django framework to build our backend platform and React.js for our frontend application.
Requirements
What you need to be successful in the role (Qualifications)
- At least 4+ years of experience as a Software Engineer with a track record of delivering software with high business impact
- Significant professional experience with Python, Django
- Experience building RESTful APIs
- Using Coding AI agents like Cursor and different prompting techniques.
- System Design knowledge using AWS services and other frameworks of Python / Django ecosystem.
- Experience writing scalable, high-performant, and clean code
- B.S./B.E. in Computer Science or relevant engineering field
- Proficiency in the English language, both written and verbal, sufficient for success in a largely asynchronous work environment
What sets you apart (Preferred Qualifications)
- Demonstrated capacity to clearly and concisely communicate about complex technical, architectural, and/or organizational problems and propose thorough iterative solutions
- Experience with performance and optimization problems and a demonstrated ability to both diagnose and prevent these problems
- Comfort working in a highly agile, intensely iterative software development process
- Positive and solution-oriented mindset
- An inclination towards communication, inclusion, and visibility
- Experience owning a project from concept to production, including proposal, discussion, and execution.
- Demonstrated ability to work closely with other parts of the organization
- Knowledge of Artificial Intelligence technologies and tools
Benefits
- What you get from Avoma (Benefits)
- A transparent salary structure
- Senior Salary Range: ₹2,800,000 - ₹3,800,000 Depending on Experience.
- 15 days of PTO annually on top of company holidays
- Employee Stock Options Program
About Avoma
- Avoma is an intelligent meeting assistant for teams looking to automate some of the common tasks required for customer-focused meetings. We leverage NLP and machine learning to summarize meeting notes and extract key topics and action items discussed. All of this data automatically syncs back into their CRM. This helps to save end users time and focus on what matters most, their customer interactions.
- We are a venture-funded early-stage startup, have 1000+ paid customers, and are growing consistently month over month.
Requirements
- Design and implement a full-stack web application using Python Django framework and ReactJS.
- 1+ years of experience in building and deploying web applications.
- Experience in designing and using RESTful APIs.
- Basic knowledge in front-end technologies such as JavaScript, , ReactJS, HTML5, and CSS3.
- Understanding of fundamental design principles behind a scalable application.
- Understanding of databases, SQL and non-relational, plus the Django ORM.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Experience in web mark-up like HTML and CSS.
- Experience with data structure libraries.
- Familiarity with RESTful APIs.
- A knack for bench marking and optimization.
- Knowledge of modern authorization mechanisms, such as JSON Web Token.
- Familiarity with modern front-end build pipelines and tools.
- Experience with common front-end development tools such as NPM etc.
- Strong knowledge of Git version control.
- Experience deploying Python applications into production.
- Amazon Web Services (AWS) knowledge is a plus.
Responsibilities
- Writing reusable, testable, and efficient code.
- Design and implementation of low-latency, high-availability, and performance applications using Django framework in Python.
- Create and use the REST APIs for communicating with other apps.
- Assess and prioritize feature requests and work in Agile framework.
- Implementation of security and data protection algorithms.
- Integration of data storage solutions like databases, key-value stores, blob stores, S3 etc.
- Improve the functionality of existing systems and applications.
- High commitment to work and taking ownership of deliverables.
- Help to research and influence our path forward with strategic technology initiatives.
Job Title: Backend Developer - Fintech
Responsibilities:
- Architect and Develop: Design, build, and maintain secure, scalable, and efficient RESTful APIs using Django Rest Framework, ensuring compliance with regulatory requirements.
- Collaborate: Work closely with cross-functional teams to gather requirements and translate them into technical specifications and actionable plans.
- Debug and Resolve: Identify and fix backend issues and bugs, ensuring a seamless user experience for financial applications.
- Optimize Systems: Continuously enhance backend systems for performance, scalability, and resource efficiency.
- Code Quality: Uphold high standards of code quality, organization, and implement automated testing processes to meet industry standards.
- Stay Updated: Keep abreast of fintech industry trends, technological advancements, and regulatory updates to continually improve backend architecture.
Requirements:
- Experience: 5+ years of proven experience in backend development with a strong skill set in Python and Django.
- API Development: Extensive experience in developing secure and compliant RESTful APIs using Django Rest Framework.
- Database Proficiency: In-depth knowledge of MySQL for database design, optimization, and maintenance; experience with MongoDB is a plus.
- DevOps: Proficiency in DevOps practices, including CI/CD pipelines, infrastructure as code, and containerization.
- Cloud Services: Exposure to cloud services (AWS, GCP) with an emphasis on security and regulatory compliance.
- Software Principles: Solid understanding of software development principles, design patterns, and best practices in the fintech domain.
- Agile Environment: Experience working in an Agile/Scrum development environment.
- Problem-Solving: Excellent problem-solving and analytical skills, with keen attention to detail.
- Collaboration: Strong communication and collaboration skills to work effectively in a team-oriented fintech environment.
- Version Control: Proficiency with Git for version control and collaborative development.
Preferred Skills:
- Asynchronous Processing: Familiarity with asynchronous task processing using Celery or similar technologies, especially in financial transaction processing.
- AWS Expertise: Strong knowledge of AWS services and infrastructure, including EC2, S3, RDS, Lambda, with a focus on security and compliance.
- GCP Expertise : VPC, Virtual Machines, SQL, IP whitelisting
- Caching Mechanisms: Experience with caching mechanisms (e.g., Redis) for optimizing real-time data access and processing.
- Continuous Learning: Eagerness to learn and adapt, staying updated with emerging technologies and methodologies in backend development and the fintech industry.
Card91 is simplifying business payments by providing a plug and play issuance infrastructure
to businesses for domestic and cross-border payments. Our full stack platform enables
businesses to gain control and visibility into their payment flows, controlling the entire payment
lifecycle from onboarding, to issuance, to transaction and data reconciliation. The platform
aims to provide holistic solutions around payment issuance and distribution management. Our
deep focus in payments will help us in bringing new issuance formats as well as technologies
to businesses.
The company has been founded by seasoned technology entrepreneurs who have founded
successful companies like Myntra, Mastiff Technologies earlier. Headquartered in Bangalore,
with presence in Mumbai and NCR, Card91 aims to disrupt the payment infrastructure space
in the issuer-processor segment.
Position: Python Developer
We are building our core team which will be responsible for a highly scalable, always available
microservices based backend for payment processing. The developer will be involved with the
design, implementation, and execution from day one and build a robust, secure, and scalable
payment processing engine.
Roles & Responsibilities
● Individual Contributors talking full ownership of the micro services
● Design and Implement the micro services from scratch
● Be creative and always try to evaluate new strategies to execute faster
● Team player and always eager to teach new team members about the code,
● structure and design
● Not afraid of bringing new designs (even languages) which will make the system
execute faster
Experience and Qualifications
● Having 2 - 5 years of experience
● Degree from a premier institute like IIT/NIT/BITS is desirable
● A strong expertise in Python framework (like Django, Flask or Pyramid)
● Experience in creating APIs with design standards, patterns and best-practices
● Knowledge of object-relational mapping (ORM)
● GoLang experience is a big plus
● Experience building web services in REST
● knowledge and hands-on experience in API security standards and implementation
(Oauth, OpenId)
● Experience in developing highly scalable and reliable web applications, including
integration with internal and external systems.
● Experience in databases like MySQL and NoSQL db like Cassandra, etc.
● Experience with Cloud computing AWS & Microservices architecture
● Exposure to front end technologies like VueJS, ReactJS etc is an advantage
● Docker & Kubernetes experience is a big plus
● Previous experience of Fintech company is an added advantage
What’s on offer
● Vibrant, fun and rewarding culture that nurtures and promotes excellence
● Opportunities to learn and interact with payment industry leaders
● Competitive remuneration, group health insurance & PF
● Other office perks of being part of an early-stage startup
Location: HSR Layout, Bangalore
Java Backend Engineer - Fintech Rocketship Pilot
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Good to have –
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Design process - Understands the role and importance of design, can write good backend specifications Can communicate API specifications and design goals to the end consumers API
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