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I have a Replit workspace running a small Node.js app with a PostgreSQL database, and I need it to connect to Xero via OAuth 2.0, pull my invoice data, and render the results in a clean, browser-based dashboard. Here is the flow I’m after. When a user authorises through Xero OAuth 2.0, the app should store the access/refresh tokens securely in Postgres. On subsequent visits the server must refresh tokens automatically, query the Invoices endpoint, and pass the latest invoice records to the front-end. The dashboard only needs basic filtering (status, date range) and sortable columns, but it must be responsive and fast. Fetching and displaying data is the sole purpose—no record creation or updates for now. You’ll be working entirely inside Replit, so knowledge of its secrets manager and deployment quirks is important. Please write clear, documented code (ES modules preferred) and include a concise read-me so I can reproduce the OAuth setup on a fresh Replit if needed. Deliverables: • Node.js backend logic for OAuth 2.0 handshake, token refresh, and “Invoices” GET calls • PostgreSQL schema or migration for token storage • Minimal front-end dashboard (vanilla JS or React) that consumes the invoice JSON served by the backend • Clear setup instructions and brief testing notes I’m happy to answer technical questions quickly and will test against my live Xero tenant as soon as you push the repo.
Project ID: 40667391
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⭕⭕ NODE.JS & XERO API INTEGRATION EXPERT ⭕⭕ Hi there, ✔️ Based on your requirements, this is a straightforward but important integration project where security, token lifecycle management, and reliable Xero API communication matter more than UI complexity. I can help you build a clean Replit-based solution that securely handles OAuth 2.0, stores tokens in PostgreSQL, automatically refreshes expired credentials, and presents invoice data in a fast, responsive dashboard. ✍️ Are you already using a PostgreSQL instance inside Replit, or will the database be hosted externally? ✍️ Approximately how many invoices do you expect to load regularly (hundreds, thousands, or more) so we can optimize pagination and caching accordingly? ➰ My recommendation would be to implement a dedicated token service layer that handles refresh operations transparently before every Xero API call. This keeps the integration reliable and prevents authentication issues as the application grows. I can start immediately and deliver a clean, well-documented solution that can be easily redeployed to a fresh Replit environment whenever required. Thank you.
$500 AUD in 7 days
8.4
8.4

The key part here is not just connecting Xero once, but making the OAuth and token refresh flow reliable so the dashboard keeps working on repeat visits inside Replit. That usually breaks when token storage, refresh timing, or environment secrets are handled loosely, so I’d build that first, then wire the invoice fetch layer and keep the UI lightweight for fast filtering and sorting. I’ve worked on Node-based integrations where APIs, auth flows, and database persistence all had to behave cleanly in hosted dev environments, and Replit-style deployment quirks do matter in practice. Since you only need read-only invoice retrieval, the implementation can stay lean and safer, with documented ES-module code and a simple setup path for reproducing the Xero connection later. - Do you already have a preferred front-end direction for the dashboard—vanilla JS for simplicity, or React if you want cleaner component structure? - Will this be used by one Xero-connected user/tenant only for now, or should the token schema be prepared for multiple authorised users? - Is your current Replit project already using an existing Postgres schema/migration approach that you want this to follow?
$450 AUD in 7 days
8.2
8.2

Hello, I understand that you need to integrate Xero invoices into a dashboard using a Node.js app with a PostgreSQL database. My expertise lies in full-stack solutions, specifically in Node.js development and front-end design. Based on your project description, I will handle the OAuth 2.0 integration with Xero, securely storing access tokens in PostgreSQL, and developing a responsive and fast dashboard for displaying invoice data. I am well-versed in Replit's secrets manager and deployment processes, ensuring a seamless development experience. To meet your requirements, I will implement the OAuth 2.0 handshake, token refresh mechanism, and backend logic for fetching invoice data. Additionally, I will design a minimalistic front-end dashboard using React that offers basic filtering and sortable columns. Clear documentation and setup instructions will be provided for easy replication. Let's discuss further details and kickstart this project. Feel free to open a chat to delve into technical specifics or share initial insights on the integration process. Sincerely, Rajesh
$500 AUD in 10 days
8.0
8.0

Hi, I understand that you need to connect your Node.js app with a PostgreSQL database to Xero via OAuth 2.0 and display invoice data in a responsive dashboard. To achieve this, I will first set up the OAuth 2.0 handshake to securely store access and refresh tokens in your PostgreSQL database. I will ensure that the tokens are refreshed automatically on subsequent visits to maintain a seamless user experience. For the dashboard, I will create a minimal front-end using either vanilla JS or React, focusing on basic filtering and sortable columns to display the invoice data efficiently. I will also document the code clearly and provide a concise read-me to help you reproduce the OAuth setup on a fresh Replit environment. I will leverage my experience with Replit's secrets manager to handle sensitive information securely and avoid common pitfalls associated with deployment quirks. I anticipate that the main challenges will involve ensuring the OAuth flow is correctly implemented and that the dashboard remains responsive while fetching data. I will address these by writing clear, documented code and conducting thorough testing against your live Xero tenant. Ready to start immediately!
$250 AUD in 3 days
7.8
7.8

Your app already has the right foundation with Node.js and Postgres, so the real job is stitching Xero OAuth, token persistence, and invoice retrieval together in a way that survives real use rather than only working in a first test. I’d keep the backend flow clean and predictable, then expose a simple JSON layer to a responsive dashboard with the filters and sortable columns you mentioned. I’ve handled custom API integrations and dashboard-style builds where secure token handling and refresh logic were the important part, especially when the client needed readable code and a setup guide instead of a black-box implementation. Replit is also its own environment, so I’d account for secrets management and deployment behavior as part of the build rather than treating that as an afterthought. - Do you want the invoice list to load all matched records at once, or would you prefer pagination if your tenant has a larger invoice history? - Should the date filter work on invoice date, due date, or whichever field Xero returns as the main reporting date for your use case? - Do you want the readme to include the exact Xero app configuration steps as well, including redirect URI notes for Replit?
$548 AUD in 7 days
7.1
7.1

Hi, The token refresh piece is where these Xero integrations usually break. I'd store the refresh token in Postgres and check expiry before every Invoices call, refreshing server-side and writing the new pair back, so the front-end never sees an expired session. One thing worth deciding early: Xero refresh tokens rotate on use, so if two requests fire at once you can invalidate the token. I handle that with a single refresh path plus a short lock. Do you expect concurrent sessions, or just you? We've built OAuth/SSO flows with Node and Postgres on similar dashboard work. ADFW: handled OAuth/SSO for a large event platform. I'll work inside Replit using its secrets manager and write the read-me so you can rebuild the OAuth setup on a fresh instance. Which Xero scopes have you already enabled on your app? Adil
$275 AUD in 7 days
7.0
7.0

Hello, Xero OAuth 2.0 Integration Specialist {{{ I HAVE CREATED SIMILAR BEFORE AND I CAN SHOW YOU }}} I have carefully reviewed your requirement for connecting the existing Node.js/PostgreSQL application in Replit with Xero and displaying invoice data through a responsive dashboard. I have 11+ years of development experience and can implement the complete Xero OAuth 2.0 flow, including secure authorization, access/refresh token storage in PostgreSQL, automatic token refresh, and authenticated Invoices API requests. I will integrate the backend cleanly using ES modules and ensure sensitive credentials are handled through Replit Secrets rather than being exposed in the codebase. The invoice data will be served through a clean API and presented in a responsive dashboard with status/date filtering and sortable columns. I eagerly await your positive response. Thanks, Christina
$450 AUD in 10 days
6.9
6.9

Assemble the power of AI and automation with our solid track record in crafting efficient ERP/CRM software solutions. My vast experience bats strides above the average coder, as proven through my many AI-powered software systems up and running across various industries. Harnessing Node.js and PostgreSQL—an environment I'm well-versed with—we can ensure a secure, reliable storage for your Xero access/refresh tokens. Post-handshake, I'll build an automated system to refresh tokens, pull fresh Invoices data from Xero immediately, and pass it onto the front-end for precise display without any delays or fuss. Undoubtedly, revenuedriven solutions are the cornerstone of business. A clear testament to how important it is for us to understand your business distinctively. That being said, I look forward to jumping into my workshop tackling the complexities posed by your project; reducing manual work and enhancing customer experience are some of the values that will always motivate me throughout this Xero integration task. Excitingly-awaiting your swift response to get started on this game-changing move toward automation!
$250 AUD in 1 day
7.1
7.1

Hi, Xero OAuth should be implemented as a secure server side integration, with token lifecycle and Replit deployment handled properly rather than exposing credentials in the frontend. I can build this cleanly within your existing Node.js/PostgreSQL workspace. I will implement Xero OAuth 2.0 authorization, encrypted token storage in PostgreSQL, automatic access token refresh, invoice retrieval, and a responsive dashboard with status/date filtering and sortable columns. I will also configure Replit Secrets correctly and provide documented ES module code, migrations, setup instructions, and testing notes. I can work directly in your existing Replit project and keep the implementation focused only on invoice retrieval without unnecessary complexity. Please ping to get started and get outstanding results. Thanks!!!
$600 AUD in 7 days
7.0
7.0

Hi, I checked your "Xero Invoices Dashboard Integration" project description, it looks like the focus is on delivering a clean, responsive website that works well across all devices. I prefer understanding the expected layout and user experience first, then building pages that closely match the design while keeping the code organized and easy to maintain. Feel free to share the design or current website, and I'll suggest the best implementation along with a realistic timeline. Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
$293 AUD in 9 days
6.5
6.5

Hi, I'm Denis, a full-stack developer who has worked on similar integration projects involving OAuth flows and data dashboards. Your requirement is clear: securely connect to Xero via OAuth 2.0, manage tokens in PostgreSQL, pull invoice data, and display it in a responsive dashboard with basic filtering. The key technical points are the OAuth handshake, token refresh logic, reliable API polling, and clean data presentation. In a recent project I built a similar OAuth-based integration where tokens were stored securely and automatically refreshed. For this, I’d start by designing a simple PostgreSQL table for tokens, then implement the OAuth flow with Xero’s endpoints. The backend would handle token storage, refresh logic, and invoice retrieval, while the frontend would focus on fast rendering and responsive filtering. The main risk is token handling—expiring refresh tokens and API rate limits. I’d implement robust refresh logic with error handling and include logging for debugging token issues. I can start working right away. Let's connect and discuss the details. Thanks, Denis.
$250 AUD in 3 days
6.4
6.4

Hi, I can build this Xero integration inside your existing Replit workspace, including the OAuth 2.0 flow, secure PostgreSQL token storage, automatic token refresh, and Xero Invoices API integration. I’ll also build a clean responsive dashboard with invoice filtering, date range selection, and sortable columns. The code will use ES modules, be clearly documented, and include the PostgreSQL migration, setup README, Replit Secrets configuration, and testing notes. I have 10+ years of web development experience and can work directly with your existing Node.js/PostgreSQL setup. Thank you Regards, Sai
$250 AUD in 3 days
6.4
6.4

Hi, the key challenge here is making the Xero connection reliable after the first authorization, especially because the dashboard depends on the server managing token refresh correctly rather than requiring users to reconnect. My approach would be to structure the OAuth flow inside the Node.js app using ES modules, keep Xero credentials in Replit’s secrets manager, and store the access and refresh token data securely in PostgreSQL. On later requests, I’d validate or refresh the token before calling the Invoices endpoint, then return only the data needed by the dashboard. For the front end, I’d keep it lightweight and responsive, with server-provided invoice JSON, status and date filtering, and sortable columns. I’d also document the OAuth configuration so the setup can be reproduced on a fresh Replit workspace. One important risk is refresh token handling. Failed refreshes, expired tokens or concurrent requests can cause authentication errors, so the token update process needs to be handled carefully to avoid storing stale credentials. A few questions to better understand the setup: Q1: Will this dashboard support only one Xero tenant, or should the database be structured for multiple connections? Q2: Do you want invoice filtering performed client-side or through API query parameters? Happy to discuss the current Replit structure and map out the OAuth flow before implementation. Juan Pablo
$500 AUD in 7 days
6.3
6.3

Hello, 1. Are you open to using React for the front-end dashboard? 2. Is there a preferred time frame in which you need this completed? Exciting project involving Xero integration! For this, I'll ensure robust OAuth 2.0 handling with secure token storage. The biggest challenge will be token management, which I'll tackle by leveraging Postgres for seamless persistence and auto-refreshing. I'll send examples in chat. Looking forward to chatting and aligning our next steps. Feel free to message me anytime!
$250 AUD in 4 days
5.9
5.9

hello, The part of this that quietly makes or breaks it is the token refresh handling, since Xero's access tokens expire every 30 minutes and the refresh token rotates on every use, so if the refresh logic is not exactly right, the connection silently dies and the dashboard stops pulling data until someone re-authorises. So the real engineering here is not the invoice fetch, it is storing the tokens securely and refreshing them reliably, including saving the new refresh token each time since Xero returns a fresh one on every refresh, because that rotation is precisely where these integrations break when built carelessly. So I would build that OAuth handshake and the auto-refresh as the solid core, storing the tokens in Postgres and handling the rotation cleanly, then the Invoices GET calls and the dashboard sit easily on top once the connection genuinely stays alive between visits. The filtering by status and date range and the sortable columns are straightforward front-end work, and I would keep it responsive and fast as you asked. Since it is all inside Replit, I would use its secrets manager properly for the Xero client credentials and write the setup so you can reproduce the OAuth config on a fresh Replit, with a clear read-me, since Replit has its own quirks around environment and deployment that are worth documenting so you are not stuck later. Roughly how many invoices are in your Xero tenant, since Xero's API paginates results and a large volume means I would build the fetching to page through and possibly cache, rather than pulling everything on each load? And do you want the invoice data cached in Postgres for speed, or fetched live from Xero on each dashboard visit, since that shapes the backend approach? have a nice day.
$250 AUD in 7 days
6.1
6.1

Hello there, I can connect your Replit Node.js app to Xero using OAuth 2.0, with secure Postgres token storage, automatic refresh handling, and authenticated invoice retrieval. I’ll build the responsive dashboard with status/date filters and sortable columns, keeping the implementation lightweight and ES-module based. I’ll also configure Replit Secrets correctly, document the database migration, OAuth setup, testing steps, and fresh-environment deployment process. Ready to work directly in your existing Replit workspace. Regards, Singh
$380 AUD in 8 days
6.5
6.5

I can implement the OAuth 2.0 connection to Xero and ensure your Node.js app securely stores access and refresh tokens in PostgreSQL. My first step will be to set up the token management logic and confirm the necessary permissions with your Xero account. Based in Toronto, Canada, I work efficiently and will remain available for any questions or updates throughout the project.
$250 AUD in 3 days
5.9
5.9

The part that usually breaks on this kind of job is handling Xero's OAuth 2.0 token refresh correctly, so I’ll build the OAuth flow using `xero-node` library to manage the token lifecycle, storing them securely in your PostgreSQL database using `pg` or `sequelize`. The Node.js backend will then call the Invoices endpoint, passing the refreshed tokens, and format the data for the frontend. For the dashboard, I will use Vue.js, so the data is passed as JSON to a responsive component that handles filtering by status and date range, along with sortable columns for the invoice data. The data fetching will happen on the server before rendering so the dashboard loads fast. Preferred Freelancer here, and I have not missed a deadline or gone over an agreed price yet. I will own the Node.js backend work and the frontend implementation. What is your preferred strategy for storing the initial Xero API keys within Replit's secrets manager, encrypted or as plaintext? Once I have that, I will send over the project plan and estimated timeline.
$569 AUD in 21 days
5.3
5.3

Hi, I can help you with this project. I have relevant experience with JavaScript, Node.js, AngularJS, API Development and can handle the work from development to testing and delivery. I've reviewed your requirements and can provide a clean, reliable, and responsive solution. Let's discuss the details and get started. Best, Arslan Shahid
$250 AUD in 7 days
5.4
5.4

Xero's token refresh window is the part that quietly breaks these integrations, refresh tokens rotate on every use and expire after 60 days of inactivity, so the Postgres write has to happen inside the same request that refreshed them or you lose the tenant. I'll wire the OAuth 2.0 handshake with tenant ID capture, a tokens table with encrypted refresh values pulled from Replit Secrets, and a small React dashboard hitting a cached /invoices route with status and date filters. 1) Do you want one Xero tenant hardcoded, or should the schema support multiple orgs later? 2) React on the same Replit, or vanilla JS served straight from Express to keep the deploy simple? Happy to talk details in chat. Shayan
$275 AUD in 3 days
5.4
5.4

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