Devies Systems Sthlm AB
Senior Developer & Solution Architect (Full-time)
Nov 23 - Present · 3 m
Stockholm, Sweden
Devies is a well established consultancy agency in Sweden. While not in an assignment consultants work in internal projects.
I am continuously managing, designing, and developing.
Following the most relevant career moments
Devies is a well established consultancy agency in Sweden. While not in an assignment consultants work in internal projects.
Hedylity Technology is a Tech Innovation Agency, building digital products that aim to contribute with technical solutions having the UN SDGs within focus.
Hedy has more than nine startups in its portfolio, all of which João was involved in since the early moment.
ARAY Society is a community-based social network, that lets all female golfers connect, develop their skills and explore unique golf-related experiences, golf courses, and brands globally. Assumed the role of system architect and senior full-stack developer, leading the team in developing the app and all related app-support services in a serverless approach.
InsightMe is a tech company that delivers market research to customers. Assumed a Tech Lead / CTO role while performing a system audit and delivered a plan to optimize current operations as well as future tech strategy to adopt. The outcome was an immediate 30% resource reduction and the possibility to reach 50% to 60% once the tech strategy is in place.
Peak Energy is an Electric Vehicle Smart Charging service, that helps electrical vehicle owners to have a better solution when charging, considering the carbon footprint and price. Assumed the role of system architect and senior full-stack developer, leading the team in developing the app and support API together with vehicle-command & information API integrations
Responsible for the migration of an existing internal app from Native iOS (Swift) into React Native. The challenge also included the creation of a native module to integrate a barcode scanner via Bluetooth. The app was to be used in a demanding environment by terminal workers within Budbee distribution hubs in multiple countries.
LEIA is the world`s first postpartum health tracker, helping women to have a happier and healthier fourth trimester. Assumed the role of system architect and senior full-stack developer, leading the team in developing the app from scratch to a fully functioning MVP
JointAcademy brand required a senior developer to contribute to several projects that support different user groups. Able to contribute and improve products that face Patients, Physiotherapists, Doctors as well Administrative personnel.
Flype is the next-generation app for handling goods of retailers globally. Took on the role of senior full-stack developer, leading the team in developing and integrating all tech products and services as the Mobile Client, Web Parcel Tracking Client, Shopify Application for store integration, and support APIs.
BringClean is a platform for freelance cleaners, it was originally built by a team in India. Reviewed the tech stack and identified critical pain points that stopped the business from proceeding - BankID connections, handling of data, and payment-related issues.
Together with his team he handled the critical gaps, reviewed and cleaned up the code, and transferred the project to a more stable service provider.
Internal business strategy development as well as software prototype development projects.
Telia Media & Entertainment focus on delivering Over The Top (OTT) streaming service, providing live television as well as pay-per-view and subscription model to customers in Scandinavia and the Baltic.
Invited and joined a team to start the full project in React (initially Native) by developing a POC and later, the MVP and final Product.
Telia Media & Entertainment focus on delivering Over The Top (OTT) streaming service, providing live television as well as pay-per-view and subscription model to customers in Scandinavia and the Baltic.
Was assigned to implement the initial Liiga corner service for Finnish market to be used in WEB and Mobile devices.
Lusitânia is the portuguese association in Stockholm. Responsible for several decisions and digital transformation to enhance the association to reach younger migrants.
Ellmount Gaming runs the established online casinos, CasinoRoom and Highroller, both of which are experiencing rapid growth.
Initially focusing in Back-end development to add functionality as well as improving integration with providers. Later took the architecture group lead (R&D) and the Front-end Development Team Lead role. Did this with great success and managed to improve the product performance and latency.
Founded and drive a business with focus on converting vision/ideas in reality, enabling and helping other business becoming a reality, improving operations or even creating prototypes as proof of concept. All possible by helping customers delivering value by analysing requirements improving ideas and if required, creating software.
My mission was to create and improve the system functionality in a complex online Web Application for Conference Management and Communication Systems. Added and improved several third-party integrations like Twilio, Listrack, and AuthorizeNet.
The Bishop Network is the parent company of various businesses and startups including Digital Pipelines, Clustir, and MPYR. Performed the required changes to a complex online Web Application for performance improvement, dedicated data gathering as well as integration with an iOS client application. Created, improved, and optimized the System API with exhaustive documentation and tests. Worked with a multicultural and distributed global team.
Assignment was to optimize the system performance through multiple procedures and services in order to support a web framework wich purpose was to support 3rd parties application development.
Implementation of the software to the Austrian environment for the study and fight against Trafficking of Human Being crime entitled as `Trafficking in Human Being for Austrian and neighbors countries`
Integration of Trafficking of Human Beings System with a Geographical Information System for police intelligence feedback.
Architected and created a Technical Translation Quality Assurance System to provde specialized services to brand translation reviewers that ensured the fast detection of a mis-aligned tone and type of language normally used by the company communication.
Architected and created a National Payment Gateway VISA and MultiBanco System to provde payment services within the Portuguese market.
Architected and created a Secure OTP Autentication Server called KeyWall.
On-line Course Enrollment Management System that integrates with proprietary internal software tor the management of national professionals certification courses in the energy field. It fully integrates with Portugal Telecom IS for differente payment methods.
My assignment was to create and align the technical solution with stakeholders strategy and requirements of a European System to help fight human trafficking crime. Developed written requirements specifications and managed a full life-cycle implementation project. Developed a European distributed Application for the study and fight against the ”Trafficking in Human Beings Phenomena”, both on time and on budget.
Portuguese government have used it for the study of the Trafficking of Human Beings. The framework was certified by the National Network for Internal Security (RNSI) to work on their managed national network that connects all Police, Crime investigation and Justice departments.
This software was also used in a partnership with the Portuguese Government implement in a European Project (JLS/2007/ISEC/458) with ICMPD, Poland, Slovakia, Czech Republic and Portugal. Besides the development process I was responsible for the coordination of 10 to 14 persons in a multi-cultural environment.
I oversaw the definition of development strategies and deadlines, ensuring the delivery of necessary documentation and solutions in the production stage. Additionally, I translated highly technical information into accessible presentations for political audiences. I conducted meetings with Ministry of the Interior Representatives to comprehend their country`s political and legal constraints, aiming to harmonize data gathering effectively and within legal bounds.
The franchising business owners requested my expertise in the real estate IT field to enhance a better and faster way to integrate all the stores. The real estate business was in expansion so the result was a system redesign to increment and prepare for a growth from 14 store to 100 store universe.
For this I have implemented the new version of eXtaminal framework, it was possible to reduce the time to implement new requirements, increased the usability and was auto updated from central server.
National wide system to aggregate statistical data about Human Trafficking Crime phenomena. This system served all Police forces,
The system was developed over the eXtaminal framework ver. 1.0.
National wide system to aggregate statistical data about Domestic Violence Crime for the phenomena study.
The system was developed over the eXtaminal framework ver. 1.0.
Responsible for putting together and leading a Solution Development Team. Their focus was to design a plan to reach desired revenue and expense goals and attract new key partners and customers. Created strategies to develop viable options for profitable channels. Also led the Agile Software Development Team and IT support operations. During his time at DeltaSoft, created and developed several solutions for multiple industries.
This project included the website production for real estate search and integration with store real estate management system.
As a franchising business it was required to integrate and connect each new store, in order to enable active property search between stores with no effort.
Integration of multiple legacy seismeic activity readers into IRIS seismic service. By normalising different seismic data structure we managed to reduce the time to available for the cientific community
Designed the first teaching curriculum in `Web Application Design and Development for the Advanced System Technology and Development` course.
Redesigned Computer Graphics course content, aligning it with technology evolution.
Created different knowledge transmission approach. Implemented different evaluation process. Used C language to transmit technical and practical knowledge to students.
Developed management support system to enable company core business intranet with ASP and MS SQL Server.
Created and established Software and Solutions Development Department. Build and led agile software development (Extreme Programming) team of four. Optimised Service Support Operation.
Developed strategic orientation to adopt open-source solutions and technologies.
Implemented IRIS seismic quering service for portuguese domain for researchers. The challenge was to migrate the existing IRIS service, targeting a RISC architecture, to a CISC architecture.
Project management and software development of a Management Game for Entrepreneur Profiling.
The project had five different entities with different roles, from freelancers for graphic design, several different companies for personal evaluation, media development, actionscript development, music and sound.
Radionetics aim to distribute music from the label directly to radio stations electronically. Also with the ambition to listen to radio broadcaset provide statistics on aired music to the labels.
Invited to aid the company to define and establish marketing events as well as managing the active development of the company web site style and functionalities using mainly ASP and MS SQL.