✅ EXPERT-VETTED 🎖 TOP RATED PLUS (Top 1% 🥇 of GLOBAL talent on Upwork).
I am a Data Scientist, AI, Machine Learning, and Software Engineer with over 7 years of professional experience building software at any scale. I used to work at large companies such as Yandex as well as in many successful startups. Now I am running Shapeion Technologies, providing software and ML consulting for companies around the globe, to accomplish their business goals. I have been managing startup projects with client teams and have helped draft product roadmaps, planning, and talent acquisition. I have a good network of engineer talent who can help build product MVPs effectively. Products made by me helped startups to raise millions of USD. I have a team of 15 professional Data Annotation specialists who have completed many projects in the Natural Language Processing and Computer Vision fields. They are fluent in the following data annotation platforms: CVAT, Doccano, and ProdiGy.
Here is a brief summary of my expertise:
● 2000+ worked hours and 30+ projects completed PERSONALLY only at Upwork
● Created MVPs for various startups and companies that raised millions of USD
● Helped 30+ businesses to reach their goals in time
● Taught the first Machine Learning private course in Belarus
I am proficient in:
✅ Data Science and Machine Learning:
● classification and regression tasks
● time-series prediction (ARIMA, ...)
✅ Natural Language Processing (NLP):
● Text classification (including Sentiment Analysis, Aspect-Based Sentiment Analysis)
● Named Entity Recognition (NER, automatic extraction of relevant entities, like names, locations, dates, etc)
● Chat-Bots (Deep Learning or Rule-Based chat-bots for various domains)
Frameworks: SpaCy, HuggingFace, Transformers, NLTK, Langchain, Pinecone
Annotation platforms: Doccano, ProdiGy, Clarifai
Architectures: BERT, LongFormer, GPT-3, GPT-4
Domains: MedTech, E-Commerce, HRM, AD-tech
✅ Computer Vision (CV):
● Image Classification
● Object Detection (YoLo)
● Instance segmentation / Semantic Segmentation (Mask R-CNN)
● Optical Character Recognition (OCR)
Frameworks: PyTorch, TensorFlow, Keras, DarkNet, Detectron, Detectron2, Fast.ai
Annotation platforms: CVAT, Clarifai
Domains: Medical Imaging, CCTV (surveillance), NFT, LegalTech (document analysis)
✅ Full-Stack Development:
● Backend (FastAPI, Flask, Django, django-rest-framework, Node.js, JavaScript, PHP, Yii Framework)
● Frontend (Vue.js, React.js)
● WordPress
● CI/CD (Docker, docker-compose, Kubernetes, k8s, Ansible, Terraform)
● Databases (PostgreSQL, MySql, MongoDB, OracleDB, ArangoDB, ClickHouse, GraphDB)
● AMQ (Celery, RabbitMQ)
Technical skills:
Python, Javascript, Go, Java, Spring Boot, Gradle, Node.js, Angular, Tensorflow, Keras, NumPy, Serverless Frameworks, Docker, Terraform, Ansible, Kubernetes, Jenkins, Spinnaker, GitOps, DataOps, AWS. GCP, Azure, JAMstack, GraphQL, MEAN Stack, React, Redux, ES6, Express, MongoDB, Redis, Linux, Etcd, Consul, Kinesis, Redshift, DynamoDB, Spark, Hadoop, Kafka, PostgreSQL, MySQL, ELK, Sass, Webpack, Gulp, Git, Ethereum, Solidity, OpenZeppelin, Truffle, Flask, and Django.
Thanks for your consideration!
"Alexander was excellent. He managed expectations well and overperformed on the work. Communications were excellent. He saved us 100s of hours of work by automating our processes. He's more expensive than many people on Upwork, but appears to be exceptionally good an reliable." - Tom Mather
OpenCV
