
Hands-on experience with Spark and SQL
Good to have java knowledge

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Role & Responsibilities
As a Founding Engineer, you'll join the engineering team during an exciting growth phase, contributing to a platform that handles complex financial operations for B2B companies. You'll work on building scalable systems that automate billing, usage metering, revenue recognition, and financial reporting—directly impacting how businesses manage their revenue operations.
This role is ideal for someone who thrives in a dynamic startup environment where requirements evolve quickly and problems require creative solutions. You'll work on diverse technical challenges, from API development to external integrations, while collaborating with senior engineers, product managers, and customer success teams.
Key Responsibilities
- Build core platform features: Develop robust APIs, services, and integrations that power billing automation and revenue recognition capabilities.
- Work across the full stack: Contribute to backend services and frontend interfaces to ensure seamless user experiences.
- Implement critical integrations: Connect the platform with external systems including CRMs, data warehouses, ERPs, and payment processors.
- Optimize for scale: Design systems that handle complex pricing models, high-volume usage data, and real-time financial calculations.
- Drive quality and best practices: Write clean, maintainable code and participate in code reviews and architectural discussions.
- Solve complex problems: Debug issues across the stack and collaborate with cross-functional teams to address evolving client needs.
The Impact You'll Make
- Power business growth: Enable fast-growing B2B companies to scale billing and revenue operations efficiently.
- Build critical financial infrastructure: Contribute to systems handling high-value transactions with accuracy and compliance.
- Shape product direction: Join during a scaling phase where your contributions directly impact product evolution and customer success.
- Accelerate your expertise: Gain deep exposure to financial systems, B2B SaaS operations, and enterprise-grade software development.
- Drive the future of B2B commerce: Help build infrastructure supporting next-generation pricing models, from usage-based to value-based billing.
Ideal Candidate Profile
Experience
- 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems.
- Strong backend development experience using one or more frameworks: FastAPI / Django (Python), Spring (Java), or Express (Node.js).
- Deep understanding of relevant libraries, tools, and best practices within the chosen backend framework.
- Strong experience with databases (SQL & NoSQL), including efficient data modeling and performance optimization.
- Proven experience designing, building, and maintaining APIs, services, and backend systems with solid system design and clean code practices.
Domain
- Experience with financial systems, billing platforms, or fintech applications is highly preferred.
Company Background
- Experience working in product companies or startups (preferably Series A to Series D).
Education
- Candidates from Tier 1 engineering institutes (IITs, BITS, etc.) are highly preferred.
Job Title : Python Django Developer
Experience : 3+ Years
Location : Gurgaon
Working Days : 6 Days (Monday to Saturday)
Job Summary :
We are looking for a skilled Python Django Developer with strong foundational knowledge in backend development, data structures, and operating system concepts.
The ideal candidate should have experience in Django and PostgreSQL, along with excellent logical thinking and multithreading knowledge.
Technical Skills : Python, Django (or Flask), PostgreSQL/MySQL, SQL & NoSQL ORM, REST API development, JSON/XML, strong knowledge of data structures, multithreading, and OS concepts.
Key Responsibilities :
- Write efficient, reusable, testable, and scalable code using the Django framework.
- Develop backend components, server-side logic, and statistical models.
- Design and implement high-availability, low-latency applications with robust data protection and security.
- Contribute to the development of highly responsive web applications.
- Collaborate with cross-functional teams on system design and integration.
Mandatory Skills :
- Strong programming skills in Python and Django (or similar frameworks like Flask).
- Proficiency with PostgreSQL / MySQL and experience in writing complex queries.
- Strong understanding of SQL and NoSQL ORM.
- Solid grasp of data structures, multithreading, and operating system concepts.
- Experience with RESTful API development and implementation of API security.
- Knowledge of JSON/XML and their use in data exchange.
Good-to-Have Skills :
- Experience with Redis, MQTT, and message queues like RabbitMQ or Kafka
- Understanding of microservice architecture and third-party API integrations (e.g., payment gateways, SMS/email APIs)
- Familiarity with MongoDB and other NoSQL databases
- Exposure to data science libraries such as Pandas, NumPy, Scikit-learn
- Knowledge in building and integrating statistical learning models.
Roles and Responsibilities
- 1-5 years of experience in Java Development.
- Very good with DSA - Java programming.
- Hands-on experience in working with REST APIs & Web Services.
- Good Database design skills - SQL
- Write well-designed, testable, efficient code.
- Contribute to all phases of the development lifecycle.
Work Location : Bangalore
Work mode : Work from office.
Job Description:
- Excellent troubleshooting and communication skills
- Participate in requirements analysis and give estimates for development.
- Collaborate with internal teams to produce software design and architecture
- Client handling experience
- Write clean, scalable code using .NET programming languages
- Test and deploy applications and systems
- Revise, update, refactor and debug code
- Improve existing software
- Ability to work as a team player also as an individual contributor.
- Understanding of Scrum, Agile and Agile processes.
Required Knowledge, Skills, and Abilities:
- 3+ years of C#, .Net core, ASP.NET MVC professional development experience
- Candidate should have hands-on with Logic App, Function App, Azure Function
- Working experience on SQL Server and No SQL Database
- Experience in ORM like LINQ & Entity Framework
- Knowledge of the NoSQL Database will be a great advantage.
- Great analytical skills and logical reasoning.
- Thorough understanding of object-oriented programming concepts, and data structures.
- Experience designing and consuming REST APIs
- Experience in JavaScript, jQuery or related frameworks.
- Knowledge of Code Repository systems including GIT, Github & SVN
- Should have strong practical knowledge of API Management Services (APIM)
- Good to have: Angular JS, React JS or any other frameworks.
Tools : Visual Studio ,Visual studio code ,SQL server management studio, swagger and postman tool
Educational Qualification: BE, MCA OR Msc IT
• Experience working with SQL databases, query optimisation and designing schemas
• High coding standards - understanding of test coverage best practices & test pyramid concept.
• Design, analyze, code, test, and deploy applications to satisfy business requirements for large, complex projects.
- Set up, manage, automate and deploy AI models in development and production infrastructure.
- Orchestrate life cycle management of AI Models
- Create APIs and help business customers put results of the AI models into operations
- Develop MVP ML learning models and prototype applications applying known AI models and verify the problem/solution fit
- Validate the AI Models
- Make model performant (time and space) based on the business needs
- Perform statistical analysis and fine-tuning using test results
- Train and retrain systems when necessary
- Extend existing ML libraries and frameworks
- Processing, cleansing, and verifying the integrity of data used for analysis
- Ensuring that algorithms generate accurate user recommendations/insights/outputs
- Keep abreast with the latest AI tools relevant to our business domain
- Bachelor’s or master's degree in Computer Science, Statistics or related field
- A Master’s degree in data analytics, or similar will be advantageous.
- 3 - 5 years of relevant experience in deploying AI models to production
- Understanding of data structures, data modeling, and software architecture
- Good knowledge of math, probability, statistics, and algorithms
- Ability to write robust code in Python/ R
- Proficiency in using query languages, such as SQL
- Familiarity with machine learning frameworks such as PyTorch, Tensorflow and libraries such as scikit-learn
- Worked with well know machine learning models ( SVM, clustering techniques, forecasting models, Random Forest, etc.)
- Having knowledge in CI/CD for the building and hosting the solutions
- We don’t expect you to be an expert or an AI researcher, but you must be able to take existing models and best practices and adapt them to our environment.
- Adherence to compliance procedures in accordance with regulatory standards, requirements, and policies.
- Ability to work effectively and independently in a fast-paced agile environment with tight deadlines
- A flexible, pragmatic, and collaborative team player with an innate ability to engage with data architects, analysts, and scientists.
Tatsam is a stealth mode, venture-backed mental healthcare company based in India. We're redesigning mental health and wellness experiences for the modern day working professional, have raised angel round from top-tier investors, and signed some of the largest Indian enterprises and startups for the upcoming private beta launch… and we’re just getting started.
The startup is led by a team of CXOs who are serial entrepreneurs (YC alumni, IIT alumni, CXO in large enterprises). They are supported by a team of behavioral design experts, clinicians and counsellors with vast experience, and technologists on a mission to improve mental health and wellbeing for the modern day working professional.
Responsibilities:
- Your primary responsibility as a senior backend engineer will be to architect and develop a scalable and robust micro-services backend with strong Java, Spring(Boot), MySQL, AWS/GCP.
- Experience being part of a software development team in an Agile/Lean/Continuous Delivery environment
- Be a key performer in a high-performance product engineering team
Qualifications:
- 1 to 4 years of overall IT experience. Most of this experience in Java (Core Java, J2EE, Springboot, Java collections, Java Multithreading)
- Should have experience designing database schemas - SQL and NoSQL.
- Exposure to frameworks like Spring, Hibernate, Play would be a plus
- Experience with microservices architecture would be beneficial.
- Working knowledge of any public cloud (AWS, GCP or Azure)
- Broad understanding and experience of real-time analytics, NoSQL data stores, data modeling and data management, analytical tools, languages, or libraries
- Bachelor's Degree in Computer Science or Engineering.
The Opportunity
You will enter a close group of exceptionally talented people who in the last 2-months have secured incredible investors, partners, clients and advocates. We will continue this momentum till our vision of being able to provide good mental health and wellbeing avenues for the modern day professionals is achieved. If we like each other and agree to partner in this journey, this has the potential of resulting in a compounded career and mental growth for you.
Required Technical Skills:
- Java (highly capable)
- SQL (highly capable)
- Strong knowledge of software best practices, build processes, IDEs, database tools (e.g. SQL Developer, SQL Management Studio)
- Strong knowledge of source code control systems (GIT)
- Confident with Windows, Linux, Unix operating systems including command line
- Working knowledge of JIRA
Beneficial Technical Skills:
- .Net
- C
- Javascript
- Experience in test management and test execution
- Experience of Agile development methods
Additional Skills and Behaviour Required
- Experience of full software development lifecycle
- Considers competing solutions and evaluates options to create the best outcome in all aspects of the role.
- Willingness to takes ownership of whole project and engineers assigned.
- Confident to make suggestions and recommendations for improvements.
- Excellent written and verbal communication skills and ability to build good rapport
- Fluency in English, both written and oral
- Collaborates with others to achieve objectives and ensure information flow
- Seeks assistance and feedback as appropriate
Education
- Bachelor's degree (or equivalent) in Computer Science or Engineering or other relevant discipline (MCA, MSc in Computer Science etc.)
If you are a PHP developer & have a good understanding of web technologies you may apply for this positoin. As a Developer, you will be a part of our web development team and will be working with some very experienced developers on challenging and interesting projects. You will be a part of an Agile delivery team and work closely with Requirement Analysts, Scrum Masters, Development & Design team and QA team.
Responsibilities
- Write clean, maintainable and efficient code.
- Design robust, scalable and secure features
- Collaborate with team members to develop and ship web applications within tight timeframes.
- Write unit and functional testcases.
- Work on bug fixing, identifying performance issues and improving application performance
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
- Handling complex technical issues
Technical Skills
- PHP - 4.5 Years Experience along with HTML5, CSS Bootstrap, JQuery, JS, MySQL/MongoDB, JSON Web Services and API Services
- PHP Frameworks: Min. 2 Years with anyone (Laravel, Symfony, CakePHP, Yii etc.)
- PHP Reporting Tools (Jasper etc.)
- NET Exposure - Good to have
- Understanding of responsive design frameworks such as bootstrap
- MEAN Stack - Good to have
- Angular / React - Good to have
Perks, Benefits & Culture:
We are offering amazing career growth opportunities, great compensation, and benefits. This begins with -
- weekly lunches
- alternate weekends-off
- annual medical checkups
- Social engagement
- financial assistance
- and more...









