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You will get Data Structures and Algorithms lessons by Ex United Nations Engineer

Zeeshan A.Status: Offline
Zeeshan A.
4.9
Top Rated
Preview image

Let a pro handle the details

Buy Online Coding Lessons services from Zeeshan, priced and ready to go.
Zeeshan A.Status: Offline
Zeeshan A.
4.9
Top Rated
Preview image

Let a pro handle the details

Buy Online Coding Lessons services from Zeeshan, priced and ready to go.

Project details

Ex United Nations Engineer and Microsoft Certified Professional, Zeeshan, offers expert tutoring in Data Structures and Algorithms. With 7+ years of experience in software development, Zeeshan has a deep understanding of complex algorithms and data structures.

My Mentees work at top product companies including Staff Engineer @ Capital One.

His expertise includes recursion, graph algorithms, tree algorithms, dynamic programming and sorting algorithms. He is well-versed in C# programming language and has a strong background in mathematical foundations of computer science.

As a fluent English speaker, Zeeshan is available as a full-time independent freelancer. He is dedicated to helping students understand the fundamental concepts and principles of data structures and algorithms in C#, making it easy to apply the knowledge in real-world scenarios.

Don't miss this opportunity to learn from a seasoned professional. Contact Zeeshan to schedule your Data Structures and Algorithms tutoring sessions today!
Lesson Purpose
Programming Language
Student Age
Child (12 & Under), Teen (13-17), Adult (18-65), Senior (65+), Other
Development Technology
Python, C & C++, JavaScript, .NET, ASP.NET
What's included
Service Tiers Starter
$50
Standard
$100
Advanced
$150
Delivery Time 2 days 4 days 5 days
Exercises & Supporting Materials
-
-
-
Optional add-ons You can add these on the next page.
Additional Lesson (+ 1 Day)
+$50
Exercises & Supporting Materials
+$20
4.9
46 reviews
98% Complete
(45)
2% Complete
(1)
1% Complete
(0)
1% Complete
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1% Complete
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DK

Daniel K.
5.00
Sep 18, 2023
It's very clear that Zeeshan is an expert in the field and ALSO a fantastic teacher. He does a great job of explaining concepts to you in a way that's understandable.

CK

Chandra K.
5.00
Sep 10, 2023
Zeeshan A.Status: Offline

About Zeeshan

Zeeshan A.Status: Offline
Lead Engineer | Ex-UN | Microservices C# Python GO TS AI Azure AWS GCP
100% Job Success
4.9  (46 reviews)
Lahore, Pakistan - 4:34 pm local time
Expert-Vetted (Top 1%) | Ex-United Nations | Lead/Staff Engineer | 8+ Years | Full-Time Available

I scale engineering operations through microservices architecture, AI/ML systems, and cloud infrastructure. Former CTO with Fortune 500 delivery experience, 100% client satisfaction, 75% retention rate.

Why Companies Hire Me:

• Proven enterprise scale (United Nations, VITOL $400B, PSCU $1.6B, $20M+ platforms)
• Verified excellence (Expert-Vetted Top 1%, Google Cloud Architect, Microsoft Certified, 100% Job Success)
• Technical leadership (team management, architecture decisions, mentoring)
• Full-time availability (8+ hours daily)

Recent Deliveries:

Ampwise.ai - AI Engineering Lead

Leading AI engineering for B2B automation. Built self-healing AI agents using Python, LangChain/LangGraph, multi-provider LLM integration. Architected microservices achieving 99.9% reliability with AWS, RabbitMQ, PostgreSQL. Circuit breakers, intelligent retry logic, exactly-once delivery semantics.

ROUTD - Lead Engineer ($20M+ Annual Volume)

Led platform architecture serving Amazon and Compass Group ($4.22B). Built routing algorithms, real-time GPS tracking, scalable microservices. Reduced deployment 4 weeks to 1 week. Stack: .NET Core, Azure, React, Postgres, Kafka, Kubernetes.

United Nations - Senior Software Engineer

Built enterprise applications for global meetings platform. Improved DevOps 20-30%, security compliance (SonarQube), automated testing reducing QA 40%. Stack: .NET Core, Azure, RabbitMQ, Terraform.

Vava.cars - Core Developer ($50M Series B, VITOL)

Developed critical modules for Fortune 500 automotive platform. Real-time bidding engine, notification system (10K+ concurrent users), secure document signing. Optimized API 13s to 1s. Stack: .NET Core, Azure, Angular, SignalR, Redis.

CURewards - Senior Developer (PSCU $1.6B)

Led credit union platform development. Secure payment processing, member management, search optimization (60% improvement). Stack: .NET Core, Azure, Angular, ElasticSearch.

Core Stack:

Backend & Microservices:

.NET Core, C#, Python, NestJS, TypeScript, GoLang, Node.js, Entity Framework, ADO.NET, Dapper | Microservices patterns (Circuit Breaker, SAGA, CQRS, Event-Driven, Outbox, Service Discovery) | API design, REST, GraphQL, gRPC

AI & ML: LangChain/LangGraph, OpenAI/Anthropic/Google AI, Hugging Face, RAG systems, model inference, BERT, LLMs (GPT, Llama), AI agents, prompt engineering, vector databases

Cloud & Infrastructure: Azure (AKS, Functions, Service Bus, Cosmos DB), AWS (ECS, Lambda, S3, DynamoDB, SQS), GCP (GKE, Cloud Run, BigQuery, Pub/Sub) | Multi-region, auto-scaling, cost optimization

Databases: PostgreSQL, MySQL, MS SQL Server, MongoDB, Redis, DynamoDB, Cosmos DB, Google Spanner | Query optimization, schema design, replication, sharding

DevOps & Observability: Docker, Kubernetes (AKS/EKS/GKE), Terraform, CI/CD (GitHub Actions, Jenkins, Azure DevOps, GitLab), Prometheus, Grafana, Datadog, ELK, Jaeger, OpenTelemetry, JMeter

Data Engineering: Kafka, RabbitMQ, Apache Spark, Airflow, Flink | Event streaming, ETL pipelines, real-time processing

Frontend: React, TypeScript, JavaScript, HTML/CSS, Angular, responsive design | Modern frameworks, state management, performance optimization

Security & Compliance: OAuth, JWT, AES encryption, SHA-256/SHA-3, GDPR, HIPAA | Security hardening

Architecture & Design: System design, DDD, Clean Architecture, Vertical Slice Architecture, SOLID principles, GoF patterns | Scalability, performance, reliability | 450+ LeetCode solved

Leadership & Process:

• Team leadership (mentored 10+ engineers, improved code quality 30-40%)
• Technical strategy (build-vs-buy, technology selection, cost-benefit)
• Agile/Scrum (sprint planning, retrospectives, stakeholder management)
• Performance (load testing, profiling, optimization, cloud cost management)

Certifications/Community:
• Google Cloud Professional Architect
• Microsoft Certified ASP.NET
• 100% Job Success
• Tech Community Leader (20K+ members, 250+ talks)
• StackOverflow Top 22% (4M+ reach)
• Quora 100K+ views

Working Style:

• Full-time available (8+ hours daily), immediate start
• Proactive updates, timezone flexible, async-first
• 75% retention, prefer 3-12 month engagements
• Architecture review, then iterative delivery with continuous deployment

Ideal For:
• Microservices architecture
• AI/ML system integration
• Cloud migration & modernization
• Performance optimization & scalability
• Technical leadership & mentoring
• DevOps transformation
• Legacy system refactoring
• Technical due diligence & architecture audits

Ready to scale your engineering operations. Let's discuss your technical requirements.

Steps for completing your project

After purchasing the project, send requirements so Zeeshan can start the project.

Delivery time starts when Zeeshan receives requirements from you.

Zeeshan works on your project following the steps below.

Revisions may occur after the delivery date.

Discussion

Call and Problem Solving

Review the work, release payment, and leave feedback to Zeeshan.