
In Progress
Posted
I have built several connected apps on the [login to view URL] platform, each tied to a shared client CRM/Portal. The front-end experience is in place, but I now need a specialist to tighten security, strengthen the backend, and make sure every workflow between the website, the portal, and the individual apps feels seamless. Security first The codebase must meet modern standards for data encryption, robust authentication/authorization, and scheduled security audits. I’d like clear documentation of the measures you implement so future reviews are straightforward. Workflow harmony Some user journeys currently jump between the CRM and individual apps in ways that feel clunky. I need fresh eyes to analyse, optimise, and, where necessary, rebuild these flows. That includes pinpointing bottlenecks, integrating the apps more cleanly with the portal, and troubleshooting any mis-fires we uncover. Backend reliability Behind the scenes, my priorities are: • Solid database structure and indexing • Clean, well-documented API integration with both internal and third-party services • A reliable server maintenance routine (back-ups, monitoring, patching) Deliverables & acceptance 1. A security report outlining risks found and the remedies applied 2. Updated code/configuration implementing encryption and auth best practices 3. Refined workflows demonstrated in staging, with before/after metrics or screen-flows 4. Database, API, and server improvements merged into main and documented 5. A short hand-over guide covering ongoing audit schedules and maintenance tasks If you have deep experience in SaaS security, backend architecture, and process optimisation, I’d love to collaborate and push these apps from “working” to “bullet-proof.”
Project ID: 40666157
103 proposals
Remote project
Active 3 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
103 freelancers are bidding on average $62 USD/hour for this job

Hi — Elias here from Miami. I understand this is a stabilization and hardening phase for an existing Lovable-based SaaS ecosystem, not a rebuild. The priority is to secure the shared backend, simplify cross-app workflows, and make the CRM/portal integrations reliable enough for production use. What usually matters most here is identifying where trust boundaries and data ownership are unclear. I’d audit auth flows, role checks, API exposure, secrets, database policies, storage access, encryption, and third-party integrations before changing architecture. From there, I’d clean up the database structure/indexing, centralize shared API logic where appropriate, and map each user journey across website, portal, and apps to remove unnecessary hand-offs or duplicate state. I’d also put in place practical backup, monitoring, logging, patching, and recurring security-review routines. I’ve worked on multi-app SaaS platforms involving shared backends, RBAC, APIs, database hardening, workflow optimization, and production monitoring. A few questions to better understand the scope: Q1 – Are all Lovable apps using the same Supabase/backend project? Q2 – Which authentication provider is currently in use? Q3 – Do you already have staging separated from production? I’d start with a security/architecture audit, then move into prioritized fixes with measurable before/after results. Looking forward to hearing from you.
$38 USD in 40 days
8.7
8.7

Hello, I can help strengthen your Lovable.dev-based ecosystem by reviewing the existing architecture, authentication/authorization, database, APIs, and app-to-CRM workflows. My focus would be on identifying security gaps, improving data protection, and making the connected user journeys more reliable and seamless. I’ll audit the current setup, optimize database structure and indexing, review API integrations, implement appropriate encryption and access controls, and improve backups, monitoring, and maintenance practices. I’ll also test the key workflows in staging and address bottlenecks or integration failures without disrupting the existing frontend experience. You’ll receive a clear security report, implemented fixes, documented backend improvements, before/after workflow validation, and a concise maintenance/audit handover guide. I can start by reviewing the current Lovable project, CRM/portal architecture, and the highest-priority workflows.
$25 USD in 40 days
6.3
6.3

Hi, I can take over the existing Lovable-built app suite at the code and infrastructure level, audit what is already working, and harden it without unnecessarily rebuilding the applications. I’d start by mapping authentication, roles/permissions, database access, APIs, secrets, storage and the data flows between the website, CRM/Portal and connected apps. From there I’ll address security issues such as authorization gaps, exposed credentials, insecure API/database access, encryption, session handling and insufficient logging. On the backend, I can review schema design, indexes and queries, strengthen API integrations with validation/retry/error handling, and establish reliable backups, monitoring and deployment practices. I’ll also trace the existing cross-app user journeys, identify unnecessary redirects, duplicated state and failed synchronization points, then refine those workflows in staging before production changes. Deliverables will include the security findings/remediation report, implemented fixes, workflow improvements, backend/database optimizations and concise maintenance documentation.
$42 USD in 40 days
6.2
6.2

Hi, How are you? In the past, I have ever launched the product with client from Lovable project. It was Voice AI Sass platform and I did several security enhancements for compliance and codebase optimization for maintaince. I know what to do, so I would like to chat with you this week. Let me know when you are free, I am in AEDT timezone. Looking forward to hearing from you soon. Kind Regards Stefan
$40 USD in 40 days
6.3
6.3

As a seasoned veteran in the realm of secure backend development and a specialist in refining system-wide workflows, I firmly believe that my team at SoftwareLinkers will be the perfect match to tighten up security, troubleshoot bottlenecks, and enhance your app suite capability for improved user experience. Our success mantra is high-quality delivery on time without losing sight of your business goals. Having served clients across industries including Finance, Logistics, and Corporate platforms, we have consistently prioritized security and scalability to build trusted solutions. We ensure solid database structures with optimized indexing while also providing clean well-documented API integrations with internal as well as third-party services. In addition to our proven skills in MySQL, PHP & RESTful API development which aligns perfectly with your project requirements, my team also has expertise in React.js & Flutter app development. This breadth of technical skill allows us to monitor the backend infrastructure reliably and efficiently while providing any necessary patches and backups, saving you valuable time & energy.
$50 USD in 40 days
6.6
6.6

Excellence in digital security and seamless workflow optimization is what I bring to the table for your app suite project. Over the course of my career, I have built a solid understanding of SaaS security measures, back-end architecture, and workflow optimization – all skills that make me uniquely qualified for your project. In my previous ventures, I have been responsible for implementing modern data encryption standards, robust authentication/authorization systems, and conducting routine security audits. My meticulous nature ensures that all measures put in place are not only effective but also well-documented to facilitate future reviews. I'd provide a detailed security report as part of my deliverables, outlining risks identified and corresponding remedies applied. My proficiency in backend development and API integration extends to third-party services too which would enable me to impart a solid structure and indexing to your database. Additionally, I can streamline API integrations with your internal and external services, ensuring clean workflows while enhancing server management. Building these enhancements into your app suite is something I'm quite familiar based on past experiences. What's more - my tech-savviness has been complemented by excellent project coordination skills offering you a one-stop solution for all of your needs. I am eagerly excited to optimise your apps from 'working' to 'bulletproof'.
$38 USD in 40 days
5.5
5.5

Hi, Your apps already work together, but the missing piece is trust: tighter security, cleaner backend structure, and smoother handoffs between the CRM, portal, and connected apps. I’ve worked on SaaS systems where authentication, authorization, encryption, and third-party integrations all had to be hardened without breaking existing flows. I’d start by reviewing the current architecture, mapping the user journeys, and identifying the security and workflow gaps first. From there, I’d improve the database structure, tighten API handling, and document the changes clearly so future audits are simple. I’d also validate the updated flows in staging and make sure the transitions feel natural, not patched together. If you want, I can help turn this into something stable, secure, and easy to maintain. Best regards, Gabriel
$25 USD in 29 days
4.6
4.6

Hi - Truong here >>>>>>>>>> "SECURE APP SUITE OPTIMIZATION" — you need connected apps hardened and workflows running smoothly. I would begin with a security review of authentication, APIs, database access, and server configuration, then improve weak areas with stronger access controls and encryption. This approach works because security fixes should be based on actual risks, not assumptions. A challenge that may appear is keeping security improvements from disrupting existing user flows. I would test CRM, portal, and app connections in staging while improving reliability, monitoring, backups, and documentation. Which backend technologies and authentication methods are currently used across the CRM and connected apps? Looking forward to working with you.
$25 USD in 18 days
4.7
4.7

With 8 years of experience in full-stack and cross-platform app development, I can audit and optimize your connected Lovable apps, CRM/portal workflows, backend APIs, database structure, and server configuration. I’ll focus on practical security hardening, reliable authentication, workflow optimization, performance, monitoring, and maintainable documentation. Part-Time: $500 USD/month (4 hrs/day, 20 hrs/week, 80 hrs/month) Full-Time: $1,000 USD/month (8 hrs/day, 40 hrs/week, 160 hrs/month) Skills & Experience: > > SaaS security audits and vulnerability remediation > > Authentication, authorization, encryption, and access controls > > Database indexing, optimization, and architecture improvements > > REST API integration and backend troubleshooting > > CRM and multi-application workflow optimization > > Server backups, monitoring, patching, and maintenance > > Staging validation with measurable workflow improvements > > Security documentation and long-term maintenance planning
$25 USD in 40 days
4.8
4.8

Apps built on Lovable share one specific risk, and it's the right place to start an audit: Row Level Security on the underlying Supabase tables. The pattern is consistent. The front end enforces access correctly — users only see their own records — while the database policies sit permissive or disabled underneath. Nothing looks wrong from inside the app. But because the Supabase anon key ships to the browser by design, anyone can query those tables directly and read every client's data across the whole CRM. That's the first thing worth checking before anything else, and with several apps sharing one portal, the exposure compounds. The second is where your service role key lives. If it's reachable from any client-side code path, RLS stops mattering entirely. From there: auth and session handling, cross-app permission boundaries, then the workflow friction between portal and apps, then indexing and API documentation. You'd get the security report first, so you see the risk picture before remediation starts. Are the apps sharing one Supabase project or several? — Christina
$40 USD in 40 days
4.0
4.0

Hello! @Project@ I understand that you need to enhance security, tighten backend, and optimize workflows for your connected apps on Lovable.dev. @Why I'm a good fit@ With extensive experience in backend development, SaaS security, and database management, I have spent the last several years solving exactly this type of challenge. I am skilled in implementing robust encryption, authentication, and authorization strategies ensuring your app suite meets modern security standards. I also excel at workflow analysis and optimization, ensuring seamless integration between CRM, portal, and apps. My expertise includes API integration, database structuring, and server maintenance routines, all tailored to improve reliability and security. I'm ready to start working immediately. Thanks!
$25 USD in 6 days
3.4
3.4

Magnolia, United States
Payment method verified
Member since Aug 20, 2026
$15-25 USD / hour
₹37500-75000 INR
$25-50 USD / hour
₹600-1500 INR
₹12500-37500 INR
$250-750 USD
₹37500-75000 INR
₹750-1250 INR / hour
₹12500-37500 INR
$10-30 USD
$30-250 USD
₹100-400 INR / hour
₹750-1250 INR / hour
$250-750 USD
$750-1500 USD
₹1500-12500 INR
₹1250-2500 INR / hour
₹750-1250 INR / hour
₹600-1500 INR
$30-250 USD