
Job Description:
As a Backend Developer, you will:
- Implement server-side logic to ensure high performance and responsiveness to requests from the front-end.
- Integrate machine learning models for fraud detection, enhancing the security and reliability of our applications.
- Manage database operations, ensuring the integrity, security, and efficiency of data storage and retrieval.
- Collaborate with cross-functional teams to develop and maintain scalable, robust, and secure applications.
Responsibilities:
- Development of all server-side logic, definition, and maintenance of the central database.
- Ensuring high performance and responsiveness to front-end requests.
- Integrating data storage solutions, including databases, key-value stores, blob stores, etc.
- Implementing security and data protection measures.
- Integrating machine learning models for advanced data processing and analysis.
Key Performance Indicators (KPI) For Role:
- Quality and efficiency of backend systems developed.
- Effectiveness in integrating and deploying machine learning models.
- Database performance and security measures.
- Positive feedback from team members and stakeholders.
- Adherence to coding standards and best practices in backend development.
Prior Experience Required:
- Minimum 3+ years of backend development experience.
- Proficient in Node.js or Python (especially Django and Flask frameworks), or/and Go.
- Strong database management skills with both SQL and NoSQL databases.
- Experience in integrating and deploying machine learning models for real-world applications, specifically for fraud detection is highly desirable.
- Familiarity with RESTful API development and microservices architecture.
- Good understanding of asynchronous programming and its workarounds.
- Experience with cloud services (AWS, Azure, GCP) and serverless architectures.
Location:
Hyderabad
Collaboration:
The role involves close collaboration with frontend developers, data scientists, and project managers to ensure the seamless integration of backend services with front-end applications and data analytics models.
Salary:
Competitive, based on experience and market standards.
Education:
- Bachelor's degree in Computer Science, Information Technology, or a related field.
Language Skills:
- Strong command of Business English, both verbal and written, is required.
Other Skills Required:
- Strong analytical and problem-solving skills.
- Proficient understanding of code versioning tools, such as Git.
- Ability to design and implement low-latency, high-availability, and performant applications.
- Knowledge of security compliance and integrated security protocols.
- Familiarity with continuous integration and continuous deployment (CI/CD) pipelines.
- Experience with containerization technologies (Docker, Kubernetes) is a plus.
Other Requirements:
- Proven ability to work in a fast-paced, agile development environment.
- Demonstrated ability to manage multiple projects simultaneously and meet deadlines.
- A portfolio showcasing successful backend projects.

About RaptorX.ai
About
RaptorX.ai is an innovative fraud prevention platform founded in 2023, leveraging advanced AI and machine learning to protect businesses against digital threats. Backed by prominent investors like PeakXV Spark, the company specializes in transaction security and identity verification solutions. Through their cutting-edge technology combining supervised and unsupervised ML with LLMs, RaptorX is transforming how businesses approach fraud prevention and digital trust.
Tech stack
Candid answers by the company
RaptorX.ai is a B2B fraud prevention platform that uses advanced AI and machine learning to protect businesses against transaction and identity fraud. They offer comprehensive solutions for:
- Transaction fortification
- User profiling
- Fraud prevention
- Dispute resolution
- Regulatory compliance
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ROLES AND RESPONSIBILITIES:
You'll work closely with our team to implement best practices, improve our architecture, and create a high-performance engineering culture. Over a 6–9-month period, you'll also immerse yourself in game development, Unity, and C# to become a well-rounded technical leader in the gaming space.
- Drive maximum development velocity through direct involvement in development sprints, ensuring developers work as efficiently and effectively as possible.
- Lead and mentor a team of engineers, fostering a culture of technical excellence and continuous improvement.
- Drive architectural decisions that ensure scalable, maintainable, and high-performance game products.
- Foster a high-performance engineering culture aligned with ambitious goals, accountability, and proactive problem-solving.
- Implement and enforce engineering best practices (e.g., code reviews, testing, documentation) and the adoption of new tools, technologies including AI, and methodologies to optimize team efficiency.
- Transition our team to a high-performance culture aligned with our ambitious, venture-backed goals.
IDEAL CANDIDATE:
- 8+ years of software engineering experience with at least 3+ years in a technical leadership role
- Ability to reasonably estimate and plan tasks and features.
- Strong programming fundamentals and hands-on coding abilities
- Strong grasp of software architecture, TDD, code reviews, and clean coding principles.
- Proficient at profiling games to identify bottlenecks and performance issues.
- Experience building complex, scalable software systems
- Proven track record of driving architectural decisions and technical excellence
- Experience mentoring and developing engineering talent
- Strong problem-solving skills and attention to detail
- Excellent communication skills and ability to explain complex technical concepts
- Experience with agile development methodologies
- Bachelor's degree in computer science, Engineering, or equivalent practical experience
PERKS, BENEFITS AND WORK CULTURE:
- We foster a culture of continuous learning.
- We value talent and the ability for significant self-improvement.
- Honest feedback and transparency across all departments allow for rapid skill development.
- You will have the opportunity to work on an exciting new game development product with complete autonomy.
WHO WE ARE
We are a team of digital practitioners with roots stretching back to the earliest days of online commerce, who dedicate themselves to serving our client companies.
We’ve seen the advancements first-hand over the last 25 years and believe our experiences allow us to innovate. Utilizing cutting-edge technology and providing bespoke, innovative services, we believe we can help you stay ahead of the curve.
We take a holistic view of digital strategy. Our approach to transformation is based on conscious Intent to delight customers through continuous Insight and creative Innovation with an enduring culture of problem-solving.
We bring every element together to create innovative, high-performing commerce experiences for enterprise B2C, B2B, D2C and Marketplace brands across industries. From mapping out business and functional requirements, to developing the infrastructure to optimize traditionally fragmented processes, we help you create integrated, future-proofed commerce solutions.
WHAT YOU’LL BE DOING
As part of our team, you'll play a key role in building and evolving our Integration Platform as a Service (iPaaS) solution. This platform empowers our clients to seamlessly connect systems, automate workflows, and scale integrations with modern cloud-native tools.
Here’s what your day-to-day will look like:
- Designing and Building Integrations
- Collaborate with clients to understand integration needs and build scalable, event-driven solutions using Apache Kafka, AWS Lambda, API Gateway, and EventBridge.
- Cloud-Native Development
- Develop and deploy microservices and serverless functions using TypeScript (Node.js), hosted on Kubernetes (EKS) and fully integrated with core AWS services like S3, SQS, and SNS.
- Managing Data Pipelines
- Build robust data flows and streaming pipelines using Kafka and NoSQL databases like MongoDB, ensuring high availability and fault tolerance.
- Client Collaboration
- Work directly with customers to gather requirements, design integration patterns, and provide guidance on best practices for cloud-native architectures.
- Driving Platform Evolution
- Contribute to the ongoing improvement of our iPaaS platform—enhancing observability, scaling capabilities, and CI/CD processes using modern DevOps practices.
WHAT WE NEED IN YOU
- Solid Experience in Apache Kafka for data streaming and event-driven systems
- Production experience with Kubernetes (EKS) and containerized deployments
- Deep knowledge of AWS, including S3, EC2, SQS, SNS, EventBridge, Lambda
- Proficient in TypeScript (Node.js environment)
- Experience with MongoDB or other NoSQL databases
- Familiarity with microservices architecture, async messaging, and DevOps practices
- AWS Certification (e.g., Solutions Architect or Developer Associate) is a plus
Qualification
- Graduate - BE / Btech or equivalent.
- 5 to 8 years of experience
- Self motivated and quick learner with excellent problem solving skills.
- A good team player with nice communication skills.
- Energy and real passion to work in a startup environment.
Visit our website - https://www.trikatechnologies.com
FactWise is a fully funded, early-stage startup building b2b SaaS for a global SMB client base. Our team has alumni from MIT, Stanford, GeorgiaTech, UCL, the IITs, VJTI, Amazon and McKinsey, and currently comprises frontend, backend, full stack developers, UI/UX engineers, product managers, data scientist, and Ops, HR, Marketing. We'd love to get to know you better!
As a member of the development group, you will be primarily responsible for the design, development, and maintenance of the product:
- Help define and create full stack architecture and deployment using React- Django-AWS in an agile environment with lots of ownership and active mentoring.
- Work with the Product and Design teams to build new features to solve business problems and fill business needs
- Participate in code reviews to create robust and maintainable code
- Work in an agile environment where quick iterations and good feedback are a way of life
- Interact with other stakeholders for requirement, design discussions and for adoption of new features
- Communicate and coordinate with our support and professional services teams to solve customer issues.
- Help scale our platform as we expand our product across various markets and verticals globally.
As a young startup, we are hoping to be joined by self-starting, hardworking, passionate individuals who are committed to delivering their best, who can grow into future leaders of FactWise.
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· 3+ years of experience as a Software Engineer · Deep understanding of server-side code, with experience of developing in Node.js · Must have good knowledge of Express, Rest API, WebSocket, OAuth, OpenID and Node.JS best practices · Must be able to create separate micro-service for each business domain · Experienced in unit testing and should be able to achieve code coverage of 90% plus · Can write complex algorithm with multi-threading as a part of the feature · Experience in writing asynchronous programming · Knowledge of cloud applications like in AWS · Familiarity with code versioning tools such as Git, SVN, and Mercurial · Practical experience of delivering in an agile environment · Practical experience of knowledge of developing real-world solutions and platforms · Good understanding of security and performance considerations · Understanding of architectural and design patterns · Deep understanding of SQL and NoSQL databases |
Brief Overview:
Through your work at Vauld, you will have the opportunity to change money for the 21st century. We’re a leading cryptocurrency platform and are passionate about increasing economic freedom around the world.
We are looking for a Lead Backend Engineer who has hands-on experience working with and leading Product teams and has solved for and built complex backend solutions. You'll be involved with bringing features and products from idea to completion and mentoring an incredibly talented group of peers.
If you are looking for a challenging work environment where you can grow and deepen your technical skills as a backend engineer and architect, we’d love to chat with you!
Key Responsibilities:
- Working with CXO’s, product managers, devops, and frontend engineers to collaboratively own the backend-end layer for Vauld’s application.
- Architect and build highly scalable, secure features keeping the long term vision of the product.
Requirements:
- You have 7 years or more of backend development experience with expertise in designing and implementing high-performance applications.
- Worked with and built high performance products using Node Js/GoLang/ Python and have seen the product evolution cycle from PoC to Production
- You have a deep understanding of design principles and can rightly judge/implement solutions to complex problems
- You are capable of writing high-quality code that conforms to the standards and best practices in a particular language/framework.
- You have experience building a product using a mainstream library or framework.
- You love to own end to end responsibility, starting from defining the problem statement (either yourself or alongside your peers), development (PoC if needed), testing, releasing in staging & then production environment, and finally monitoring.
Preferred:
- Previous work experience in product-based startups
- Experience building for products that have scaled and have seen the product evolution
- Understands the cryptocurrency landscape
Working at Vauld:
You will join a fun and intellectually stimulating work environment. If you’re excited by the idea of making a real impact and joining a team where we pride ourselves on being disruptive and ambitious, a career with Vauld is perfect for you.

Job Description
We are looking for a Back-End Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be development of all server-side logic, definition and maintenance of the central database, and 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 coworkers into the application. A basic understanding of front-end technologies is therefore necessary as well.
Responsibilities
- Integration of user-facing elements developed by a front-end developers with server side logic
- Building reusable code and libraries for future use
- Optimization of the application for maximum speed and scalability
- Implementation of security and data protection
- Design and implementation of data storage solutions
Skills And Qualifications
- Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, Nodejs and CSS3
- Good understanding of server-side CSS pre-processors, such as LESS and SASS
- User authentication and authorization between multiple systems, servers, and environments
- Good Understanding of Mysql database.
- Management of hosting environment, including database administration and scaling an application to support load changes
- Data migration, transformation, and scripting
- Setup and administration of backups
- Outputting data in different formats








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