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Salman S.
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Salman S.

Senior Laravel | PHP Engineer | SaaS, Fintech, API | Elixir | Vue.js

Is your Laravel app slowing down as users grow, Stripe webhooks dropping silently, or your multi-tenant SaaS buckling under new tenants? That's exactly what I fix. ⭐ 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 | 𝗧𝗢𝗣 𝗥𝗮𝘁𝗲𝗱 | 𝟱𝟬+ 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝗲𝗱 I'm a 𝗦𝗲𝗻𝗶𝗼𝗿 𝗟𝗮𝗿𝗮𝘃𝗲𝗹 / 𝗣𝗛𝗣 𝗯𝗮𝗰𝗸𝗲𝗻𝗱 𝗲𝗻𝗴𝗶𝗻𝗲𝗲𝗿 with 9+ years shipping production-grade web applications, REST/GraphQL APIs, multi-tenant SaaS platforms, and fintech systems. I also build 𝗿𝗲𝗮𝗹-𝘁𝗶𝗺𝗲, 𝗵𝗶𝗴𝗵-𝗰𝗼𝗻𝗰𝘂𝗿𝗿𝗲𝗻𝗰𝘆 backends in 𝗘𝗹𝗶𝘅𝗶𝗿/𝗣𝗵𝗼𝗲𝗻𝗶𝘅 (LiveView, OTP, GenServer) for workloads where Laravel alone isn't the right tool. 🟢 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝗵𝗮𝘃𝗲 𝘀𝗲𝗲𝗻 • Scaled Laravel applications to 𝟭𝟬,𝟬𝟬𝟬+ 𝗰𝗼𝗻𝗰𝘂𝗿𝗿𝗲𝗻𝘁 𝘂𝘀𝗲𝗿𝘀 with query optimization, Redis caching, queue offloading, and tuned background job pipelines • Built multi-tenant SaaS platforms with subscription billing, role-based access control, tenant isolation, and per-tenant data scoping • Engineered fintech & payment systems on Stripe, PayPal, Clear Junction, QuickBooks — with idempotent webhooks, double-entry ledgers, reconciliation, and PCI-aware data flows • Rescued slow, broken, or legacy Laravel codebases — performance audits, query optimization, refactors, test coverage, CI/CD • Delivered 50+ projects on Upwork with 100% Job Success and 100% repeat-hire rate — every contract closed with the client coming back 🟢 𝗖𝗼𝗿𝗲 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗟𝗮𝗿𝗮𝘃𝗲𝗹 & 𝗣𝗛𝗣 (primary stack — every major Laravel feature in production) • Eloquent ORM, query optimization, complex relationships, polymorphism • Service layer, repositories, DDD where it earns its keep • Auth (Sanctum, Passport, JWT, multi-guard), authorization, gates & policies • Queues, jobs, schedulers, Horizon, broadcasting, events & listeners • Testing with PHPUnit / Pest, CI pipelines, zero-downtime deployments 𝗘𝗹𝗶𝘅𝗶𝗿 / 𝗣𝗵𝗼𝗲𝗻𝗶𝘅 • Phoenix LiveView, channels, PubSub, WebSockets • OTP, GenServer, Supervisor trees, fault-tolerant distributed systems • Real-time dashboards, IoT pipelines, high-concurrency event processing • Ecto, telemetry, observability 𝗔𝗣𝗜 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 & 𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀 • REST & GraphQL design, versioning, authentication, rate limiting • Webhook reliability, idempotency, retry/backoff, dead-letter queues • Stripe, PayPal, Clear Junction, Twilio, Firebase, QuickBooks, custom 3rd-party APIs 𝗦𝗮𝗮𝗦 & 𝗳𝗶𝗻𝘁𝗲𝗰𝗵 • Multi-tenant architecture (single-DB, multi-DB, schema-per-tenant) • Subscription billing, usage metering, plan management • Ledgers, transaction processing, reconciliation, audit trails 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 & 𝗽𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 • PostgreSQL, MySQL, Redis, MongoDB • Schema design, indexing, N+1 elimination, EXPLAIN-driven query tuning • Caching strategies, read replicas, partitioning 𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀 • AWS (Lambda, API Gateway, S3, RDS, DynamoDB, Cognito), DigitalOcean, Azure • Docker, CI/CD pipelines, monitoring, logging, error tracking 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 & 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 (when the project needs it) • Vue.js, React, Node.js, Phoenix LiveView • Tailwind, Bootstrap, HTML5, CSS3 • WordPress (custom plugins, theme dev, headless setups) 🟢 𝗛𝗼𝘄 𝗜 𝘄𝗼𝗿𝗸 • Clean architecture, SOLID principles, code the next developer can actually read • Tests that catch real regressions, not coverage theater • Daily async updates, transparent estimates, no missed deadlines • I'll tell you upfront if a feature is a bad idea or out of scope — I'd rather lose the gig than ship junk 🟢 𝗪𝗵𝗼 𝗜 𝘄𝗼𝗿𝗸 𝗯𝗲𝘀𝘁 𝘄𝗶𝘁𝗵 • Founders building or scaling a Laravel-based SaaS or fintech product • Teams that inherited a slow or buggy Laravel codebase and need it stabilized • Companies needing real-time features (Phoenix LiveView, WebSockets, live dashboards) • Anyone who wants a senior backend engineer who owns the system end-to-end If your project fits any of the above, send me the details — I'll respond within 2 hours and tell you straight whether I'm the right fit.

🇵🇰Lahore, Pakistan$15/hr100% JSS5.00 (1)Since Oct 2016

Earnings and projects

MRR
$34

Last 6 months ÷ 6

World#157,426 / 412k
🇵🇰Country#23,014 / 52.9k
Revenue, last 30 days
$0

Last 6 months: $204

Total earnings
$3.6k

Billed in all: $3.8k

World#283,155 / 412k
🇵🇰Country#33,293 / 52.9k
Per project
$897

$102 in the last 6 months

World#132,322 / 412k
🇵🇰Country#12,292 / 52.9k
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇵🇰Country#17,051 / 52.9k
Projects in all
4
50% fixed50% hourly
World#283,741 / 412k
🇵🇰Country#43,856 / 52.9k

Earnings, last 30 days

$3.8kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$3,700$3,750$3,800$3,850Oct 8Oct 23Nov 7

Skill rankings: Top 21% in Elixir

Ranked by MRR among everyone on Upwork with the skill.

  1. #12Phoenix Web Framework51 freelancers · 🇵🇰 #4Top 24%
  2. #39Elixir184 freelancers · 🇵🇰 #11Top 21%
  3. #728Database Design2,161 freelancers · 🇵🇰 #127Top 34%
  4. #928Payment Gateway Integration2,302 freelancers · 🇵🇰 #274Top 40%
  5. #1,525Stripe3,151 freelancers · 🇵🇰 #428Top 48%
  6. #1,634Back-End Development4,183 freelancers · 🇵🇰 #426Top 39%
  7. #1,768RESTful API6,064 freelancers · 🇵🇰 #424Top 29%
  8. #2,232Vue.js8,267 freelancers · 🇵🇰 #357Top 27%