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Backend Engineer

Remote: 
Full Remote
Work from: 
Cyprus, Poland, Spain

Offer summary

Qualifications:

Strong knowledge of Python 3, Experience with AWS and relational DBs, Ability to work with SQLAlchemy, Fast learner and effective communicator.

Key responsabilities:

  • Creating and supporting APIs for mobile apps
  • Working with Core AWS services and system design
Welltech logo
Welltech Information Technology & Services Scaleup https://welltech.com/
201 - 500 Employees
About Welltech
Welltech is about creating mobile applications that improve the Health of Millions of People around the World. We currently have 500+ people in our team. The main distinguishing feature of our People is their desire to constantly grow, develop and learn new things. Why do people like to work at Welltech? • We work on creating and developing our own projects. There is no outsourcing. • The company values the initiative of its workers and their ability to work independently. • The ideas and suggestions of everyone are heard, and good ideas are quickly implemented and tested out. • Clearly stated goals and priorities help workers focus on important tasks and organize their work properly. • Weekly meetings with managers give employees the opportunity to get feedback about their work and understand how to achieve the best results. About our technologies: iOS: Swift, MVC, MVVM, Dependency Injection, UIKit, Autolayout, REST API, Alamofire, In-App Purchases, Local and Remote notifications, Grand Central Dispatch, NSOperations, Core Data, Realm, AVFoundation. Android: Kotlin, MVVM, Android Architecture Components, Dependency Injection, REST API, Push Notifications, Crashlytics, Offline mode. We use PHP7, Python, Symfony4, MariaDB, MySQL, PostgreSQL, Redis, Elasticsearch, Amazon AWS (Lambda, S3, DynamoDB, RDS, SQS, etc), Docker, Kubernetes. The company has successfully implemented CI on all projects. Welltech is a data-driven company. The analytics department uses different tools. Data storage: Amazon redshift + Spectrum Data processing — R, Python BI — Data studio, Tableau Data sources — platform APIs, incoming data streams
See more Welltech offers

Job description

🚀 Who Are We?

Welcome to Welltech—where health meets innovation! 🌍 As a global leader in Health & Fitness industry, we’ve crossed over 200 million installs with five life-changing apps, all designed to boost well-being for millions. Our mission? To transform lives through intuitive nutrition trackers, powerful fitness solutions, and personalized wellness journeys—all powered by a diverse team of over 700 passionate professionals with presence across 5 hubs.

Why Welltech? Imagine joining a team where your impact on global health and wellness is felt daily. At Welltech, we strive to be proactive wellness partners for our users, while continually evolving ourselves.

What We're Looking For

We are seeking a highly skilled and motivated Backend Developer to join our team and contribute to the development and maintenance of our core product, WellFunnel.

Our Platform team develops and maintains WellFunnel, a comprehensive solution empowering businesses to create personalized onboarding experiences for their mobile apps. WellFunnel utilizes interactive surveys to gather key user insights before registration, which drives engagement and boosts conversions. These wizards are built and customized through WellFunnel Builder, an advanced control panel used by product marketing managers. WellFunnel Studio then displays these personalized wizards to users based on specific advertising links, further enhancing the user experience and collecting valuable data for analysis.


Key responsibilities:

• Creating and supporting APIs for mobile apps

• Creating and supporting internal Admin panels for mobile apps

• Working with mobile app subscriptions

• Working with the Core AWS services (AWS Lambda / API Gateway / SQS / CloudFormation / CloudWatch / SNS)

• Contributions to System Design of the overall product

• Operating and supporting systems running in production

Required skills:

• Strong knowledge of Python 3

• Knowledge of and the ability to work with relational DBs (Postgres or others)

• Experience with SQLAlchemy (or any other ORM)

• Experience with cloud-based stacks, e.g. AWS (Lambda/API Gateway/SQS/SES/CloudFormation/CloudWatch)

• Willing to choose the right tool for each challenge, including expanding beyond the Python tech stack when needed 

• Ability to highlight risks and propose efficient solutions

• Ability to learn fast, collaborate cross-functionally and communicate effectively

• Good command of English

Nice to have:

• Experience working with non-relational DBs (NoSQL, etc.)

• Experience working with data, multimedia (audio/video) or various communication protocols (e.g. websockets, rpc)

• Experience working with asynchrony in Python

• Experience with frontend


Candidate journey: ⭕️ Recruiter call ----> ⭕️ Skills assessment-----> ⭕️ Meet the hiring manager


✨ Why You’ll Love Being Part of Welltech:

  • Grow Together: Join a culture that champions both personal and professional growth. Here, you’ll thrive as we learn, evolve, and succeed together.

  • Lead by Example: No matter your role, your leadership matters. Every team member is empowered to inspire and make an impact.

  • Results-Driven: We’re all about achieving meaningful outcomes. It’s not just about the effort, but the difference we make every day.

  • We Are Well-Makers: Be part of a movement that’s creating a healthier, happier world. Together, we make well-being a reality!


Check out some of our products

Muscle Booster — https://musclebooster.fitness/ 

Yoga-Go — https://yoga-go.io/ 

Omo — bit.ly/OMOio 

FastEasy — https://fasteasy.life/ 

WalkFit -http://walkfit.pro

Required profile

Experience

Industry :
Information Technology & Services
Spoken language(s):
English
Check out the description to know which languages are mandatory.

Hard Skills

Systems DesignREST API DevelopmentPython (Programming Language)Amazon Web ServicesSQLAlchemyRelational DatabasesCloud-Native InfrastructureNoSQLAsynchronous CommunicationMultimediaData Management

Other Skills

  • Communication
  • Problem Solving
  • Learning Agility
Are you interested?

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