Senior Full-Stack Engineer

???? Senior Full-Stack Engineer – Consumer Panel Management Platform ????

Location: Malad West Job Type: Full-Time (Salary + Bonus)

Mission: Architect and build a scalable panelist recruitment & management platform (5M+ users, ++.++% uptime).

???? You’ll build:

✔ Automated panelist onboarding (Fraud detection, KYC, AI profiling)

✔ Referral & rewards engine (Real-time payouts, gamification)

✔ Survey routing system (ML-based respondent matching)

✔ Enterprise-grade dashboard (Real-time analytics, fraud alerts)

✔ Sales CRM with 10K concurrent users

✔ SMTP Configuration with C Panel Web hosting

✔ Building survey scripting application

✔ Scaling to 5M Users for consumer panel

✔ Cold Emailing platform wherein customers are sending 5K to 10K emails daily with +0% inbox delivery assurance

✔ Developing cold email marketing platform with rotational Servers & rotational IP's for each customer, resulting in better email deliverability

???? Core Responsibilities (Day 1 Deliverables):

✔ Design and deploy a fault-tolerant microservices architecture (Kubernetes, Docker)

✔ Build a high-throughput API (10K+ RPM) for panelist recruitment, profile management, and survey distribution

✔ Develop AI-driven fraud detection (Behavioral biometrics, IP/VPN filtering, Captcha solvers)

✔ Integrate payments (PayPal, Razorpay, UPI) with auto-reconciliation

✔ Optimize database performance (5M+ panelists, sub-100ms queries)

✔ Create scraping tools (Competitor intelligence, lead enrichment)

✔ Expertise in Sales CRM with 10K concurrent users

✔ SMTP Configuration with C Panel Web hosting

✔ Building survey scripting application

✔ Scaling to 5M Users for consumer panel

✔ Developing cold email marketing platform with rotational Servers & rotational IP's for each customer, resulting in better email deliverability

⚡ Non-Negotiable Skills:

✅ Backend:

Node.js (NestJS/Express) or Python (Django/FastAPI) for API development

Golang (for high-performance services like fraud detection)

gRPC/WebSockets (real-time notifications)

✅ Frontend (if full-stack):

React.js/Next.js (TypeScript) for admin dashboards

TailwindCSS for rapid UI development

✅ Database & Caching:

PostgreSQL (Relational, 5M+ rows)

MongoDB (NoSQL for unstructured survey data)

Redis (Caching, rate limiting)

✅ DevOps & Cloud:

AWS/GCP (Lambda, ECS, RDS)

Terraform (Infrastructure as Code)

Prometheus/Grafana (Monitoring)

✅ Automation & AI:

Python (Scrapy/Selenium) for web scraping

Machine Learning (Simple NLP for open-ended responses)

Apache Kafka (Event-driven architecture)

✅ Security & Compliance:

GDPR/CCPA compliance (Data anonymization)

JWT/OAuth 2.0 (Secure auth)

✅ Expertise in:

Sales CRM with 10K concurrent users

SMTP Configuration with C Panel Web hosting

Building survey scripting application

Scaling to 5M Users for consumer panel

Cold Emailing platform wherein customers are sending 5K to 10K emails daily with +0% inbox delivery assurance

Developing cold email marketing platform with rotational Servers & rotational IP's for each customer, resulting in better email deliverability

???? Matching Indian Job Market Roles (Where to Source Talent):

Backend Engineers from SaaS startups (Postman, Razorpay, Zoho)

Full-Stack Devs from survey tech firms (Convosight, Voxco)

Data Engineers from market research firms (Nielsen, Kantar)

DevOps Specialists from scalable platforms (Swiggy, Zomato)

???? Performance Metrics & Rewards:

???? ₹3L bonus for launching MVP in 8 weeks

???? Special Bonusfor architecting a scalable system (10K+ RPM)

???? Fast-track to CTO if platform hits 5M panelists in 6 months

???? Who Should Apply?:

✔ Senior Engineers who’ve built B2B SaaS platforms

✔ Ex-startup tech leads tired of corporate slowdowns

✔ Data Pipeline Experts who optimize for scale

✔ Those who’ve worked with:

High-traffic APIs (>5K requests/minute)

Payment gateways (Stripe, Razorpay)

Fraud detection systems

Sales CRM with 10K concurrent users

SMTP Configuration with C Panel Web hosting

Building survey scripting application

Scaling to 5M Users for consumer panel

Cold Emailing platform wherein customers are sending 5K to 10K emails daily with +0% inbox delivery assurance

Developing cold email marketing platform with rotational Servers & rotational IP's for each customer, resulting in better email deliverability

Not For:

❌ Junior devs needing mentorship

❌ Engineers who only work with monolithic architectures

???? How to Apply:

Email HR@Research-connectllc.com with:
• Resume/GitHub (Show us your past scalable systems)
• 1-Page Architecture Proposal (How you’d design the platform)
• Proof of Scale (Screenshots of APIs you’ve built handling 10K+ RPM)