Qureos Mentor

ACTIVE8 WIRELESS

Location: Karachi | Night Shift (US Operations Alignment)Job SummaryWe are hiring a Senior Full Stack Engineer / Solution Architect to build and scale internal platforms that power a 500+ retail store operation in the US.This role combines hands-on development with system architecture and technical leadership, focused on building internal portals, workflow systems, automation tools, and enterprise integrations.You will play a key role in developing the digital backbone of the organization, driving efficiency, automation, and data-driven operations.Key Responsibilities<ul><li>Design and develop internal portals, dashboards, and workflow systems</li><li>Architect and build scalable backend services and APIs</li><li>Develop automation tools (bots, scripts, RPA) to reduce manual work</li><li>Design and manage databases and data models</li><li>Integrate with third-party systems (CRMs, telecom systems, payment systems, APIs)</li><li>Implement approval workflows, role-based access, and audit systems</li><li>Ensure systems are secure, scalable, and high-performing</li><li>Collaborate with business teams (operations, finance, HR) to translate requirements into systems</li><li>Lead code reviews, architecture decisions, and best practices</li><li>Support deployment, monitoring, and continuous improvement</li></ul>Tech StackBackend<ul><li>.NET Core / ASP.NET Core OR Java (Spring Boot)</li><li>REST APIs (JSON), SOAP (as needed)</li><li>Microservices architecture</li></ul>Frontend<ul><li>React.js / Next.js (preferred) OR Angular / Vue</li><li>HTML5, CSS3, JavaScript (ES6+)</li></ul>Database<ul><li>SQL Server / PostgreSQL / MySQL</li><li>Database design, optimization, and performance tuning</li></ul>Automation &amp; Integration<ul><li>RPA tools (Automation Anywhere, UiPath) or custom automation scripting</li><li>API integrations (REST/SOAP)</li><li>Workflow engines (plus)</li></ul>DevOps &amp; Tools<ul><li>Git (GitHub / GitLab / Bitbucket)</li><li>CI/CD pipelines</li><li>Docker (preferred)</li><li>Cloud platforms (AWS / Azure / GCP &ndash; exposure preferred)</li></ul>Architecture (Preferred)<ul><li>Event-driven systems (Kafka, RabbitMQ)</li><li>Enterprise systems (ERP, CRM, POS, Inventory)</li></ul>Experience Requirements<ul><li>5&ndash;10+ years of software development experience</li><li>Proven experience building:</li><li>Internal portals or enterprise applications</li><li>Workflow/approval systems</li><li>Automation tools or integrations</li><li>Strong experience in API design and database systems</li><li>Experience in retail, telecom, or high-volume transaction environments is a plus</li><li>Experience working with distributed or offshore teams</li></ul>Role Structure (Important)We are open to hiring at two levels depending on experience:1. Senior Full Stack Engineer (Execution-Focused)<ul><li>Strong hands-on coding experience</li><li>Builds and delivers systems end-to-end</li><li>Works under defined architecture</li></ul>2. Solution Architect / Lead Engineer (Architecture-Focused)<ul><li>Defines system architecture and technical standards</li><li>Oversees multiple systems and integrations</li><li>Mentors team and reviews code</li><li>Drives scalability, security, and long-term design decisions</li></ul>Candidates will be evaluated and placed based on experience and capability.Ideal Candidate<ul><li>Strong problem-solving mindset with business understanding</li><li>Able to work in fast-paced, evolving environments</li><li>Balances speed, quality, and scalability</li><li>Experience managing or mentoring small to mid-sized teams</li><li>Ownership-driven with focus on impact, not just development</li></ul>Nice to Have<ul><li>Experience with AI integrations or automation platforms</li><li>Exposure to analytics/reporting systems</li><li>Experience with multi-entity or intercompany systems</li><li>Familiarity with low-code/no-code tools</li></ul>What You&rsquo;ll Be Building<ul><li>Systems used across 500+ retail stores in the US</li><li>Internal tools for:</li><li>Operations management</li><li>Revenue tracking &amp; reconciliation</li><li>Inventory &amp; workflow automation</li><li>Employee and financial processes</li></ul>Why Join Us<ul><li>Work on large-scale, real-world business systems</li><li>High ownership and visibility</li><li>Opportunity to shape the core technology platform</li><li>Direct impact on operational efficiency and growth</li></ul>Job Type: Full-timePay: Rs150,000.00 - Rs250,000.00 per monthWork Location: In person

Senior Full Stack Engineer / Solution Architect (Enterprise Systems & Automation)

Working Days: Monday to Saturday (Six days)Shift Timings: 8 PM to 5 AM (Night Shift)Location: Onsite &ndash; RJ Mall, KarachiAbout Us:Active8 is a fast-growing US-based company operating 350+ Metro by T-Mobile retail stores across the United States. Our Karachi-based back office plays a vital role in supporting our US operations through strategic insight, data analysis, and operational excellence.About the Role:We are seeking a detail-oriented Medical Billing Executive to support billing and revenue cycle operations for multiple healthcare practices across various medical specialties in the US healthcare system.The candidate will be responsible for insurance claim submission, accounts receivable management, denial resolution, payment posting, and payer follow-ups to ensure timely reimbursements and compliance with payer policies.Key Responsibilities<ul><li>Review patient demographics, insurance eligibility, and billing information for multiple specialties and providers.</li><li>Submit clean claims to insurance companies and clearinghouses in a timely manner.</li><li>Perform Accounts Receivable (AR) follow-up on unpaid or underpaid claims.</li><li>Manage denial management and appeals to recover unpaid claims.</li><li>Verify insurance payments and ensure accuracy according to payer contracts and fee schedules.</li><li>Process primary, secondary, and tertiary insurance claims.</li><li>Communicate with insurance companies regarding claim status, discrepancies, and payment issues.</li><li>Post insurance and patient payments accurately in the billing system.</li><li>Respond to patient and insurance billing inquiries professionally.</li><li>Maintain accurate documentation and billing records for each practice.</li><li>Ensure compliance with US healthcare billing regulations and HIPAA standards.</li><li>Collaborate with providers, clients, and internal teams across multiple practices.</li></ul>Requirements<ul><li>Bachelor&rsquo;s degree required.</li><li>1&ndash;3 years of experience in US Medical Billing / Dental Billing preferred.</li><li>Knowledge of CPT, ICD-10, and HCPCS coding systems.</li><li>Experience with Accounts Receivable (AR), Denial Management, and Appeals.</li><li>Familiarity with major US insurance payers (Medicare, Medicaid, BCBS, Aetna, Cigna, UnitedHealthcare, etc.).</li><li>Strong communication and problem-solving skills.</li><li>Ability to manage multiple providers and specialties simultaneously.</li></ul>Preferred Skills<ul><li>Experience with EHR / Practice Management systems (Kareo, Athena, eClinicalWorks, AdvancedMD, etc.)</li><li>Knowledge of specialty-specific billing guidelines</li><li>Strong attention to detail and analytical skills</li><li>Ability to work in a fast-paced RCM environment</li></ul>Job Type: Full-timePay: Rs55,000.00 - Rs95,000.00 per monthWork Location: In person

Medical Billing Executive (US-Health Sector)

Join ACTIVE8 WIRELESS and explore 2   exciting career opportunities. They're hiring for various roles with options for remote or on-site work. Apply today and become part of their innovative team.

ACTIVE8 WIRELESS

About Company

Senior Full Stack Engineer / Solution Architect (Enterprise Systems & Automation)

Medical Billing Executive (US-Health Sector)