
Fullstack Engineer - Y Combinator Travel / Airline SaaS
at Y Combinator Travel / Airline SaaS




NetSysCon is looking for a Full Stack Engineer for a travel/airline SaaS start-up. They have partnered with major airlines and entertainment brands such as Disney Theatrical Group, Qantas, Iberia, Alaska, Malaysia Airlines, Vistara, IndiGo, Volaris, and others. Their platform offers innovative tools to drive revenue, operational efficiency, and digital shopping conversion.
Job Profile
Work on all elements of the stack from data modeling and back end API's to UI implementation.
Working with airlines on integrations deep within their systems (in person, if you like!).
Assisting with key architecture, platform and infrastructure design.
Ensuring the system runs and scales smoothly, with high availability and resilience to failure.
What we use:
Python, Django, Celery
React, TypeScript
Scikit-learn, PyTorch, Tensorflow
Postgres, Redis
Kubernetes, Docker, AWS, Terraform, CDK, Github Actions
Our client is a tech company first so engineering is the largest, most important department. They care about developer ergonomics and believe investing time and effort in getting software and platform right is not-negotiable. They have:
A comprehensive automated unit test suite (frontend + backend);
Fully automated CI/CD (git push is all you need);
Fully containerized / reproducable dev environment (single-command bootstrap);
Redundant, self-healing, auto-scaling infrastructure;
Requirements
Full-stack engineering experience in at least one of the following languages/frameworks - Backend: Python/Django (preferred), Ruby/Rails, Node;
Frontend: React (preferred), Angular, Vue.
Evidence of exposure to architectural patterns of large, complex web applications (eg, well-designed APIs, asynchronous data pipelines/message queues, distributed systems).
Engineers who have experience with software best practices such as unit testing, reusable components, traceability.

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Key Responsibilities:
- Design, develop, and maintain scalable applications using Python and TypeScript.
- Work with cutting-edge tech, building solutions using Large Language Models.
- Architect and optimise cloud infra for efficiency, security, and scalability (AWS, Azure, or GCP).
- Integrate and deploy APIs, databases, and front-end interfaces seamlessly.
- Lead code reviews to uphold coding standards and mentor junior developers.
Required Skills and Qualifications:
- 8+ years in software development with expertise in Python and TypeScript.
- Exposure to building or integrating solutions using LLMs.
- Proven ability to lead teams or projects, ensuring high quality outcomes.
- Proficiency in managing cloud environments (AWS, Azure, or GCP).
- Hands-on experience with CI/CD pipelines, containerisation and Infrastructure-as-Code.
- Strong skills in SQL/NoSQL databases and performance tuning.
- Exceptional analytical and debugging skills.
Nice to Have:
- Experience with vector databases (e.g. Weaviate or Milvus) for semantic search or embedding storage.
- Familiarity with Gen AI frameworks and tools (e.g., LangChain, LlamaIndex).
- Familiarity with frontend frameworks (Next.js or Angular).
- Active contributions to open-source projects or a strong GitHub portfolio.
What We Offer:
- Opportunity to work with the latest in Generative AI.
- Competitive salary and comprehensive benefits.
- A forward-thinking, collaborative environment.
- Flexibility in work policies to foster a healthy work-life balance.
Main duties/responsibilities
- Design & implement good quality software and databases as per the software specification.
- Participate in effort estimations.
- Participate in design discussions and own module designs.
- Effective troubleshooting of technical issues and bugs.
- Package deployment and release management.
- Provides technical support to customers.
- Provides training and guidance to the new developers and junior team members.
- Participate in Requirement discussions.
- Participate in Project related meetings if required.
Technical Knowledge
- Hands on experience in Angular ,HTML5, CSS3, JavaScript.
- Hands on experience in Node.js.
- Knowledge of how to interact with RESTful APIs and formats (JSON, XML)
- RDBMS and Document Database.
- Hand on experience in AWS services, DevOps, GIT, Agile and Jira will be an added advantage.
Experience
- 2-5 years of experience in the relevant field.


Skills Required
- Experience with JavaScript and ReactJs framework.
- Experience with NodeJs, Firebase and Firestore Functions.
- Candidates should have the ability to pick up new technologies quickly
- Knowledge of code versioning tools (such as Git, Mercurial, or SVN)
Roles and Responsibilities
- Creating and converting high-fidelity designs into code.
- Assist with creating cross-platform UI Web components
- Build responsive applications using front-end frameworks
- Create Backend services for the UI and test with edge cases.
- Test components using new technologies
About Us:
Spacenos is the fastest-growing start-up which is innovating in the finance, edtech and marketing domain since 2015 and won multiple awards and recognitions from more than 40+ MNCs and Fortune 500 companies. Our Clients are based out of the U.S.A and Australia. We are funded & Supported by Government of Karnataka, Angel Investors and International Grants.
Hiring Process:
- Apply for your CV and past work to be reviewed.
- Receive a telephonic interview or assessment upon filling the final step form.
- Receive offer letter if selected.
Apply soon, the earliest applicant would be preferred over the late applicants.



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As a Software Engineer, you will be responsible for developing new applications, components and
services built on our next generation cloud-native commerce platform.
You will….- Develop, test and integrate code for new or existing software while following set guidelines for source code quality and control
- Address technical debts and troubleshoot and fix software defects (internal and customer reported)
- Review requirements, specifications and designs, developing and implementing tests for product quality and performance assurance
- Participate in idea generation for new software capabilities for our next generation suite of products
- Potential candidate will have a good software programming exposure with 1 or 2 years of experience developing enterprise software applications
- Exposure to programming languages like .NET core, NodeJS, Typescript, React, React Native
- Bachelor of Engineering, B.E., B.Tech, M.Tech from IIT / NIT / Premier Colleges
- Collaboration and team work, ability to work independently with minimal guidance
- Clearly communicates project issues and status, actively participate in team scrum ceremonies
- Participates in improving product quality through process and procedure improvements
Knowledge of Retail domain will be a big plus


Job Description:
We are looking for a highly capable Node.js developerto optimize our web-based application performance. Collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.
Full Stack Responsibilities: Developing and maintaining allserver-side network components. Ensuring optimal performance of the central database and responsivenessto front-end requests. Collaborating with front-end developers on the integration of elements. Designing customer-facing UI and back-end servicesfor 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 technicalsupport. Documenting Node.js processes, including database schemas, as well as preparing reports. Recommending and implementing improvementsto processes and technologies. Keeping informed of advancementsin the field of Node.js development.
Requirements: Bachelor's degree in computerscience, information science, orsimilar. At least two years of experience as aNode.js developer. Extensive knowledge of JavaScript, web stacks, libraries, and frameworks. Knowledge of front-end technologiessuch as HTML5 and CSS3, Angular, Reactjs. Superb interpersonal, communication, and collaboration skills. Exceptional analytical and problem-solving aptitude. Availability to resolve urgent web application issues outside of business hours
Experience: 2 to 5 years
Annual CTC: Rupees 6,00,000 to 10,00,000

What you will do:
- Working on our security suite, to build and maintain security software which runs on 1000's of client websites
- Building scalable applications in Symfony and fine tuning our CMS (WordPress/ Magento etc.) plugins
- Working in an agile environment of engineers to architect, design, develop and build our server-side infrastructure for our web security product
- Researching, designing and coding, troubleshooting and supporting. What you create is also what you own
- Writing secure, high quality, modular, testable & well documented code for features outlined in every sprint
- Designing and implementing APIs in support of front-end services with a highly scalable, flexible, and secure backend using the LAMP stack
- Identifying and correcting bottlenecks and fix bugs
- Driving strict code review standards among the team
- Ensuring timely delivery of the features/products
- Working with product managers to ensure product delivery status is transparent & the product always looks like how it was imagined
- Working closely with Security & Malware teams in writing APIs, modules
- Being responsible for technical hiring, training, reviewing
What you need to have:
- Experience with PHP frameworks such as Symfony 4 (API Platform), or Laravel
- Experience of modern web development technologies and techniques, including HTML5, CSS 3.0 JavaScript Libraries/Frameworks (jQuery, Bootstrap.js, React.js, Next.js etc.)
- Hands on experience and ready to work on post-production, bug fixes, support
- Demonstrated passion for user experience design and improving usability
- Strong sense of ownership and drive
- Sharp problem-solving skills and ability to resolve ambiguous requirements
- Experience in web application development in MVC architecture
- Test Driven Development
- REST APIs
- Git
- Software Architecture and Patterns
- Experience with ReactJS, Next.JS is a huge plus
- Understanding of Web Security Concepts
- Experience with CodeIgniter PHP framework
- Built plugins for WordPress/ OpenCart/ Magento

Experience: 3+ Years
Job Location: Nagpur
Required Skills:
-3+ years total of experience in SDLC
-Should have a strong knowledge of Node JS, Vue JS, Javascript.
-Experience in Version Control Systems like GIT, Bitbucket.
Proven Skills with HTML5, CSS, MySQL and Postgres database etc.
-Ability to complete all phases of the software development life cycle.
-Should have a working knowledge of using the latest development tools and techniques.
-Basic knowledge of front end UI design preferred.
-Must have good problem solving and analytical skills.
-Must be a team player, having good communication skills, self-starter
-The ability to pick up new technology is needed.
Nice to have:
-.Netcore, MVC & SQL Server
-Amazon s3 basic knowledge and digital ocean basic knowledge

Technology Development Manager
Location : Bangalore (5 Days WFH)
Education Qualification : B.Tech/M.Tech
(Must have good communication skills)
Skills Required : Java, JEE, Spring Frameworks, REST, Object Oriented Analysis and Design,Microservices Architecture, MySQL, MongoDb, ElasticSearch, Git, Jenkins, Microservices, JSON, Javascript, Node.js, Amazon Web Services or any other cloud
Experience : 8 to 17 years
Role :
- As a Technology Development Manager, be passionate about technology strategy & vision, hands-on solution design, critical analytical thinking and team management
- Responsible for Peer review, design, deployment, production support & mentoring the team
- Be a self-starter based on your experience and be able to deliver world-class capabilities for one of the fastest growing startups in the Global Digital Identity space
- Ability to thrive in a fast-paced, results-oriented, execution-focused environment while handling the day to day operations and having full control over the business technology organization
- Be energised in the fine balance between managing team and being a technologist
- Be comfortable with ambiguity. As with any startup, this role and the company will evolve and pivot and times will show more unknowns than known.
Requirements:
- 8-15 years of progressive technology experience as an engineer, an architect, project manager, and a team leader in cross functional teams
- Results driven! Demonstrated ability to successfully have brought a product to market
- Experience with full-stack software development including newer front-end frameworks
- Java, JEE, Python, Spring Frameworks, REST, Object Oriented Analysis and Design, Microservices Architecture, MySQL, MongoDb, ElasticSearch, Git, Jenkins, Microservices, JSON, Javascript, Node.js, Amazon Web Services all important
- Experience and knowledge in Machine Learning & Computer Vision a plus
- Hands-on product management and software development life-cycle experience (especially Agile methodologies)
- Experience leading teams in the successful delivery of large technology projects
- Demonstrated ability to make good technology trade-off decisions, i.e. managing technical debt
- Drives the CI/CD strategy for the product
- Served as technical lead throughout the full development lifecycle, end-to-end, from scoping, planning, conception, design, implementation and testing to documentation, delivery and maintenance
Competencies:
- Can identify leading indicators for problems that is likely to surface in the future
- Can identify large problem patterns, systemic issues and opportunities for larger re-architecture and redesign
- Can troubleshoot the entire product ecosystem effectively
- Considered as a Guru in a language, its internals and the application of the language in a wider context
- Defines coding standards and design approaches across the organization
- Can independently design multi systems and systems with complex interactions
- Can design generic platforms for a wider usage across teams
- Accountable for all designs in the team
- Deep knowledge, understanding and experience with working of different architectural styles
- Responsible and accountable for NFR aspects of the product
- Responsible for Architecture and Tech stack across the team(s)
- Ability to define (in collaboration with cross functions), plan, deliver and operationalize large releases.
- Create formal mentoring plans and identify mentoring needs for a team
- Contribution to open source projects, open standards
- Flag bearer of
- Freedom and responsibility
- First Principles
- Bias for action
- Earn your badge
- Customer Empathy
- Truth seeking



