
Linkby is a global VC funded software company founded by one of Australia’s top digital publishing entrepreneurs. Our software helps D2C e-commerce brands and publishers work together more effectively and profitably than ever before. We’re currently building our engineering team globally to support our rapid growth. We have a remote-first culture while also having office hubs in Toronto, London & Sydney.
We are looking for a seasoned full-stack engineer to join our team to help build out and manage our entire web infrastructure. You will work as part of a team to develop fast, well-tested, and performant code across various web projects in the adtech vertical.
As a Full Stack Developer, you should be comfortable around both front-end and back-end development (predominantly in Javascript), development frameworks and third-party libraries. You will be responsible for the full software development life cycle, from conception to deployment.
Responsibilities
Design and deployment of database and backend storage systems (eg. relational database, key-value/blob stores) Design and implementation of low-latency, high-availability, and performant applications Design and construction of REST APIs Integrating front-end UI with the constructed APIs “Pixel-perfect” implementation of approved UI and designs Building reusable components and front-end libraries for future use Design and implementation of continuous integration and deployment Test software to ensure responsiveness and efficiency Implementation of security and data protection Integration with third-party services and software
Required Skills & Experience
At least three years’ experience with: Writing HTML, CSS, and JavaScript. Being up on latest practices is a must, e.g., HTML5, CSS3, and ECMAScript 6 (minimum) Back-end development with Node.js Front-end development with Vue.js Database design and management with PostgreSQL Highly proficient with the JavaScript language and its modern ES6+ syntax and features Understanding the nature of asynchronous programming and its quirks and workarounds Highly proficient with Vue.js framework and its core principles such as components, reactivity, and the virtual DOM Experience with development & deployment using containerisation technology (eg. Docker) Experience with cloud infrastrastructure management & deployment on AWS (eg. ECS, Lambda, SQS, SNS, Kinesis) Familiarity with automated JavaScript testing, specifically testing frameworks (eg. Jest or Mocha) Familiarity with CSS preprocessors, bundlers, and associated languages/syntaxes/libraries (eg. Sass, Less, Webpack) Proficient understanding of code versioning tools (eg. Git) Ability to understand business requirements and translate them into technical requirements Open-mindedness and ability to learn new programming languages & tools to best serve the project at hand Appreciation for clean and well documented code Excellent verbal & written communication skills
Preferred Skills & Experience
Experience with React.js & TypeScript will be highly regarded Knowledge of other backend languages such as Golang, Rust, OpenResty Experience with adtech/martech technology Experience with Machine Learning/AI/Data Science Experience working with large scale/high traffic applications Experience with other cloud infrastructure providers (eg. Google Cloud, Azure) We offer flexibility and a strong team culture with additional leave and health benefits for your location. We can't wait to see your application

About Linkby Pty Ltd
About
Get more editorial coverage with Linkby's performance focused CPC powered press releases
Advertisers simply upload their press release info or brand brief and pitch it to their selected publishers. Publishers can choose to accept or decline the pitch. If they choose to accept then one of their writers creates a story about the advertiser's product or service. Once the story is live publishers are remunerated on a cost-per-click (CPC) basis for every visit they send to the advertiser's website. The advertiser only pays for successful clicks generated on links within the story. Linkby advertisers have generated significant ROI while also introducing new 'top of the funnel' customers to their brands and services.
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Overview:
We're looking for a Full Stack Developer with strong backend expertise who can build,
manage, and scale AI-driven products end to end. You'll play a critical role in designing
scalable architectures, optimizing performance and cost, and building robust AI and agentic
systems.
Responsibilities
1. Architect and build scalable backend systems using FastAPI, PostgreSQL, and Redis.
2. Design, develop, and maintain AI-driven applications, integrating multiple LLMs, APIs,
and agentic frameworks.
3. Implement vector databases (pgvector, Qdrant, etc.) for RAG and AI memory systems.
4. Orchestrate multi-agent AI systems with LangChain/LangGraph, including function
calling, agent collaboration, and monitoring.
5. Build and integrate RESTful APIs for frontend and external use.
6. Manage DevOps workflows, including CI/CD, cloud deployments (AWS/GCP), server
scaling, and logging/monitoring (Sentry).
7. Optimize application cost, latency, and reliability, balancing speed with LLM call
efficiency and caching strategies.
8. Collaborate with product, design, and AI teams to translate business requirements into
high-performing tech.
9. Maintain documentation and ensure code quality with tests, reviews, and async-first
architecture.
10. Contribute to frontend development (React + TypeScript) when necessary, ensuring
seamless API integration and data visualization.
Requirements
Core Skills
• Strong proficiency in Python and FastAPI.
• Experience with PostgreSQL (including pgvector) and SQLAlchemy (async).
• Solid understanding of Redis, RQ (Redis Queue), and caching mechanisms.
• Proven experience integrating LLMs and AI APIs (OpenAI, Anthropic, etc.).
• Hands-on experience with LangChain / LangGraph, RAG pipelines, and agent
orchestration.
• Experience working with cloud platforms (AWS / GCP) and managing file storage (S3).
• Familiarity with frontend stacks (React, TypeScript, Tailwind, Zustand).
• Working knowledge of DevOps: Docker, CI/CD pipelines, deployment automation, and
observability tools (Sentry, Mixpanel, Clarity).
Bonus / Nice to Have
• Experience building agent monitoring dashboards or AI workflows.
• Prior experience in startup or product-based environments.
• Understanding of LLM cost optimization, token management, and function calling
orchestration.
• Familiarity with external API integrations like BrightData, Hunter.io, Adzuna, and Serper.
• Experience building scalable AI products (e.g., chatbots, AI copilots, data agents, or
automation tools).
Mindset
• Startup-ready: comfortable working in fast-paced, ambiguous environments.
• Deep curiosity about AI systems and automation.
• Strong sense of ownership and accountability for shipped products.
• Pragmatic and cost-conscious in architectural decisions.
• Excellent communication and documentation skills.
Senior Full Stack Java Developer
Location: Bangalore/ Remote
Experience: 5+ years
Shift: U.K Shift (01:30 PM IST to 10:30 PM IST)
Summary
We are seeking a highly skilled Senior Full Stack Java Developer with strong expertise in backend and frontend technologies. The ideal candidate will have hands-on experience in building scalable applications using Java, Spring Boot, JSP, and modern frontend frameworks, along with excellent communication skills to collaborate effectively with global teams.
Key Responsibilities
- Design, develop, and maintain scalable full-stack applications.
- Implement best practices and design patterns for clean, maintainable code.
- Work with Spring Boot, JSP, and MySQL to build robust backend services.
- Develop responsive UI components using HTML, CSS, JavaScript, jQuery, and Bootstrap.
- Optimize database queries and ensure efficient performance.
- Collaborate with cross-functional teams to deliver high-quality solutions.
- Participate in code reviews, testing, debugging, and deployment activities.
- Work in a U.K shift to support international clients and project requirements.
Must-Have Skills
- Strong expertise in Java and Spring Boot.
- Hands-on experience with JSP, MySQL, and backend services.
- Proficiency in HTML, CSS, JavaScript, jQuery, and Bootstrap for frontend development.
- Solid understanding of design patterns and software architecture.
- Strong debugging, problem-solving, and performance optimization skills.
- Excellent communication and collaboration abilities.
Job Description: -
Full Stack Developer will work closely with cross-team to discover effective and elegant solutions to complex
problems.
Excellent knowledge of HTML, CSS, Material-UI and Responsive.
Strong concepts of Javascript, ReactJs, NextJS.
Should have Excellent Experience of Node.js.
In-Depth knowledge of Express Js, JavaScript,
Should have experience in MongoDB, GraphQL, and any graph Database
Experience working with REST APIs.
Good Knowledge of AWS – Beanstalk, EC2, S3, Lambda, Cloud Watch.
Good Knowledge of JSON, API, and JWT.
Good Knowledge of Firebase – Authentication, Firestore, Realtime DB, Hosting.
·Good understanding of/experience with CI tools (Jenkins, Github Actions) and testing frameworks
Good to have Agile Continuous Deployment experience.
Ability and willingness to manage multiple projects/tasks.
Great collaborator who takes initiative, asks questions, explains themselves clearly, and are open to feedback
Ability to Identify and fix production and non-production application issues as a part of the deployment.
Fresher require
Understanding accessibility and security compliance (Depending on the specific project)
User authentication and authorization between multiple systems, servers, and environments.
Integration of multiple data sources and databases into one system
Understanding fundamental design principles behind a scalable application.
Good communication and language skills.
Strong focus on performance optimizations, caching, and scalability.
Ability to deal well with ambiguous/undefined problems; ability to think abstractly.
Primary Skill
- UI (Vue JS or Angular JS)
- Server Side (Java or Python) & AWS serverless framework.
- Must have hands-on experience on serverless framework.
- Experience on AWS.
- Must have good experience on AWS (Overall knowledge, EC2 Volume, EC2 SecurityGroup, EC2 AMI, Lambda, S3, AWSbackup, CloudWatch, CloudFormation, CloudTrail, IAM, SecretsManager, StepFunction, CostExplorer, KMS, VPC/Subnet)
- Working experience on development/staging/production servers.
- Good testing and verification skills
- Knowledge on SSL certificates and encryption.
Secondary Skill
- Scripting using Python
- Good to have knowledge of identity management.
Soft Skills
- Excellent interpersonal, oral and writing communication skills.
- Strong Analytical and Problem-solving skills.
- Should have skills to understand and analysis customers requirements and expectations.
- Must have experience in interaction with customer
- Work experiences with international cross-culture teams (Good to have)
We are looking for a Senior Developer to build and implement programs. As a senior developer, you’ll gain valuable management experience delegating responsibilities to the rest of your team and reviewing the work of junior developers.
Requirement
- Bachelor’s Degree in Computer Science required.
- 3+ years of experience in web and software development with NODE.JS and REACT.JS.
- Ability to work independently and multi-task effectively.
- Demonstrated understanding of projects from the perspective of both client and business.
Technical Skills
- Node Js
- MERN Stack
- Jira
- Version Control
- PHP, MySQL
- CSS
- OOP
- Agile Development
Roles & Responsibility
- Develops software solutions by studying information needs, conferring with users, studying systems flow, data usage, and work processes; investigating problem areas; and following the software development lifecycle.
- Documents and demonstrates solutions by developing. documentation, flowcharts, layouts, diagrams, charts, code comments, and clear code.
- Prepares and installs solutions by determining and designing system specifications, standards, and programming.
- Improves operations by conducting systems analysis and recommending changes in policies and procedures.
- Meeting deadlines.
- Accomplishes engineering and organization mission by completing related results as needed.
- Troubleshoot, debug and upgrade existing software
Hi,
We need a fullstack developer who can write quality code real fast as we are fast-paced startup
Roles and Responsibilities
- Backend development in Python/Flask
- Frontend development in React/Next
- Deployment using AWS
You will learn a lot on the job so we need someone who is willing to learn and put in the work
Looking for folks with a hacker's mindset
We’re seeking a talented developer to help build our platform from the ground up. As a critical member of a dynamic and highly-motivated team, you will have to perform a full stack developers role. And will be responsible for designing & coding new functionality from scratch and maintaining or enhancing the current functionality.
Must haves
- Clear communication skills and a strong customer first attitude
- PHP expert with live project implementations in Laravel framework with MySQL database
- Write clean and well-designed & scalable code
- Maniacal about creating flawless & defect-free delivery
- Troubleshoot, test and maintain the core product code and databases. Refactor or optimize existing code & database where needed
- Maintain a positive and healthy work environment within the team and have fun while doing it
- Contribute in all phases of the development lifecycle right from requirements through till deployment
- Ability to learn and implement automated test tools
About Us
We have grown over 1400% in revenues in the last year.
Interface.ai provides an Intelligent Virtual Assistant (IVA) to FIs to automate calls and customer inquiries across multiple channels and engage their customers with financial insights and upsell/cross-sell.
Our IVA is transforming financial institutions’ call centers from a cost to a revenue center.
Our core technology is built 100% in-house with several breakthroughs in Natural Language Understanding. Our parser is built based on zero-shot learning that helps us to launch industry-specific IVA that can achieve over 90% accuracy on Day-1.
We are 45 people strong with employees spread across India and US locations. Many of them come from ML teams at Apple, Microsoft, and Salesforce in the US along with enterprise architects with over 20+ years of experience building large-scale systems. Our India team consists of people from ISB, IIMs, and many who have been previously part of early-stage startups.
We are a fully remote team.
Founders come from Banking and Enterprise Technology backgrounds with previous experience scaling companies from scratch to $50M+ in revenues.
As a SDE III, you will be :
- Designing and implementing FullStack applications of interface.ai’s conversational AI platform and playing a significant role in evolving them.
- Working with a team of driven and passionate engineers working on cutting edge technology, who take pride in solving complex problems.
- Engaging in cross-functional team discussions on Product, design, QA, deployment and maintenance, in a fast-moving collaborative set up.
- Building reusable code and libraries for future use
- Analyzing high level requirements, breaking it down into workable/demoable tasks, estimating them and delivering with high quality.
- Contributing to improve our engineering processes, tooling, and standards.
Requirements
- Are extremely self motivated
- Have ability to learn quickly
- Have a growth Mindset (read this if you don't know what it means - https://www.amazon.com/Mindset-Psychology-Carol-S-Dweck/dp/0345472322" target="_blank">link)
- Have Emotional Maturity (read this if you don't know what it means - https://medium.com/@krisgage/15-signs-of-emotional-maturity-38b1a2ab9766" target="_blank">link)
- Are Passionate about the possibilities at the intersection of AI + Banking
- Have worked in a startup of 5 to 30 employees
- Have outstanding problem-solving abilities
- Have proactive outlook for ways to make the solution better
- Have 5+ years of experience in delivering scalable complex technical products
- Have Good knowledge of distributed technologies, low latency, and highly scalable systems.
- Have Expertise in JavaScript and Node.js
- Have Hands-on experience in Node.JS / Express.JS / Hapi.js / Koa.js (or any other Web Framework), and Relational Databases (preferably PostgreSQL)
- Have Expertise with unit testing & Test Driven Development (TDD)
- Have Hands-on experience in Mocha or other Javascript testing frameworks
- Have experience working with react, python (Nice to have)
- Have hands-on experience in developing applications using microservices, container technologies, container management systems such as Kubernetes
- Have a strong understanding of systems using real-time interactions (web sockets, long-polling, server-sent events)
- Have hands-on experience in the Implementation of security and data protection
- Are eager to learn new technologies
- Have excellent written and verbal communication skills, including the ability to write detailed technical documents.
- Are passionate about helping teams grow by inspiring and mentoring engineers
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Responsibilities: A listing of the key responsibilities |
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· Build an enterprise application using Java, Spring boot, Hibernate, Gradle. · Work with Postgres database on AWS RDS. · Manage the application on AWS cloud. · Maintain necessary documentation for the project. · Fix the issues reported by application users. · Code Review and Code Optimization · Coordinate with the development team to manage the fixes and code changes and code merge · Manage the backend Java, Database changes/bugs along with UI changes/bugs. · You should know what RESTful services are and have experience working with such APIs in the backend. · Exposure to Java based technologies such as the Spring framework and RDBMS such as PostgreSQL is preferred. You must be able to connect to a database, write simple SQL statements to verify end-to-end functionality. |
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Minimum Qualifications:
- Minimum 5 years of experience with Java platform and technologies.
- Minimum 5 years of experience with HTML5, CSS and Angular.
- Experience with enterprise level application design and development is a must.
- Expert level knowledge in Java Spring framework, JHipster, PostgreSQL, HTML5, Angular, CSS
- Must have previously worked in an environment using version control systems such as Bitbucket.
- Good knowledge of RDBMS such as Postgres and MySQL. Should be proficient in SQL and assessing performance of queries. Some ability to monitor and maintain the database is needed.
- Experience with AWS RDS is MUST.
- Minimum 3 years of experience deploying Java applications on the AWS cloud.
- Ability to handle front-end development (Angular JS) is a MUST.
- Experience working with Monday, Atlassian project management tools (JIRA/Bitbucket/Confluence) or similar is a must.










