Proven Impact Across Industries

Lufthansa Innovation Hub

Industry: Aviation / Customer Service

Client: Lufthansa Group

The Problem:

Lufthansa needed a modern mobile solution to extend its customer support experience beyond call centers, allowing travelers to access help on the move—often with unreliable connectivity and strict data constraints.

Our Solution:

Tweerous designed and developed the Lufthansa Service Center App, collaborating closely with Lufthansa Innovation Hub, Lufthansa InTouch, and Genesys Labs. We implemented fast offline search and optimized data retrieval for minimal bandwidth environments.

The Results:

• Seamless integration with Lufthansa's Help Desk systems
• Validated prototype later merged into the main Lufthansa app
• Measurable improvement in customer engagement and service satisfaction

UpTick Trading Platform

Industry: FinTech / Trading

Client: UpTick Trading GmbH

The Problem:

The expertise of the existing development team limited the company’s ability to achieve its goals of promoting greater interest in trading by delivering an exceptional user experience and ease of use. As a result, efforts to expand the active user base and increase the number of real money accounts fell short of expectations.

Our Solution:

We took over full development—redesigning architecture, improving backend performance with Swift-based containerized microservices, and refining the UX to create a social, gamified trading experience.

The Results:

• Active users grew from ~5,000 to over 150,000
• Backend performance improved by 9×
• Implemented scalable containerized Swift microservices infrastructure

Senecto Ltd.

Industry: Healthcare / Communication

Client: Senecto Ltd., UK

The Problem:

A WebRTC communication failure had rendered Senecto's Amba app inoperable for months. Multiple international teams had failed to resolve the issue, threatening the entire business.

Our Solution:

Within three days, Tweerous identified the root cause in the React Native WebRTC library and implemented a production-ready fix within two weeks.

The Results:

• Full restoration of service within two weeks
• Saved six months of stalled development
• Re-established client trust and project momentum
• Demonstrated our emergency response capabilities

TopView Sightseeing

Industry: Mobility / Tourism

Client: TopView Sightseeing Inc., New York

The Problem:

TopView aimed to establish an in-house R&D capability to manage complex operations across bus and boat sightseeing businesses in multiple cities.

Our Solution:

We built their entire software and infrastructure team in Sofia, established internal DevOps and QA pipelines, and developed enterprise-grade applications for ticketing, analytics, and operations.

The Results:

• Successfully launched a full-cycle R&D center of 30 professionals
• Implemented scalable infrastructure for multi-city operations
• Delivered mobile and backend systems used daily by thousands of tourists
• Established processes spanning the entire development lifecycle

Novartis Bulgaria

Industry: Healthcare / Pharmaceuticals

Client: Novartis

The Problem:

Field sales agents lacked an effective digital tool to present products and gather client feedback during medical visits.

Our Solution:

We designed and presented before the board of directors a strategy based on a highly interactive mobile solution for iPad to be used by the company’s sales agents to promote various products to medical personnel across the country.

Eclectica Asset Management

Industry: Finance / Portfolio Management

Client: Eclectica Asset Management

The Problem:

The client required a Bloomberg-connected internal platform for managing multi-asset portfolios with real-time analytics.

Our Solution:

We designed and implemented an iPad-based analytics platform featuring custom data visualization components and real-time synchronization with Bloomberg data.

The Results:

• High-speed charting and visual analytics
• Optimized liquidity risk management through automated calculations
• Fully adopted by portfolio managers across multiple desks

RISE Wealth Technologies

Industry: FinTech / Crypto / AI Trading

Client: RISE Wealth Technologies GmbH

The Problem:

The company sought a unified platform combining AI-powered trading signals, crypto market analytics, and multi-exchange trading execution—all under one roof.

Our Solution:

We designed a modular, hybrid backend architecture combining Firebase, AWS, and Dockerized microservices. Delivered APIs for trading automation, real-time data, and portfolio management.

The Results:

• Integrated AI and real-time crypto analytics
• Unified multiple trading systems into one cohesive platform
• Reduced time-to-market for future product iterations

Cembranaut GmbH (CryptoAlerts)

Industry: FinTech / Crypto / Data Analytics

Client: Cembranaut GmbH

The Problem:

Cembranaut needed to launch CryptoAlerts, a subscription-based market intelligence system monitoring over 50 global exchanges in real time.

Our Solution:

We engineered a high-throughput data platform with resilient APIs and scalable alert systems. Integrated with global data providers and designed an intuitive user interface for complex analytics.

The Results:

• Real-time data ingestion from 50+ exchanges
• High uptime and scalable architecture
• Robust subscription and notification system

MyMuesli

Industry: E-Commerce / Consumer Goods

Client: MyMuesli GmbH

The Problem:

MyMuesli wanted to expand their customizable organic muesli business into mobile, creating a new marketing and sales channel for customers in Germany, Austria, and Switzerland.

Our Solution:

We developed a mobile application enabling users to create custom muesli blends from 80+ organic ingredients or choose from curated mixes. Special attention was dedicated to efficient loading and caching of high-resolution content, with most functionality available offline.

The Results:

• Seamless mobile ordering experience
• Efficient offline-first architecture
• New revenue channel for the business

Kiwi.Ki

Industry: Smart Home / IoT

Client: Kiwi.Ki GmbH, Germany

The Problem:

Kiwi.Ki needed a highly functional yet intuitive mobile companion app for their smart lock systems, serving both residential and commercial buildings.

Our Solution:

We designed and developed a mobile app complemented by an Apple Watch app, enabling seamless management and operation of Kiwi's smart door locks with strong focus on user experience.

The Results:

• Intuitive keyless access solution
• Seamless integration with smart lock hardware
• Positive user adoption and satisfaction

Bulgartabac Holding

Industry: Tobacco

Client: Bulgartabac Holding

The Problem:

The company lacked a structured feedback mechanism for evaluating product perception among customers nationwide.

Our Solution:

We built a custom iOS feedback app allowing anonymous submissions, analytics, and reporting dashboards for internal review.

The Results:

• Real-time feedback directly from consumers
• Improved product insight and decision-making
• Digitized what had been a paper-based process