Oliver Hacker @olihacker

Leiter IT und Produktentwicklung kalaydo.de Köln Joined April 2011

Tweets

25
Followers

27
Following

85
Likes

1

Seer Interactive @SeerInteractive

10 years ago

Seven Simple Tips for Insightful A/B Testing - seer.is/1gOIcnC

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Moz @Moz

11 years ago

How to Write Emails That Get Opened Every Time mz.cm/1JIu3Sp By @mmhemani

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heise Developer @heisedc

11 years ago

the next big thing: Fehlerhaft: Private GitHub-Repositories mit npm installieren heise.de/-2544140/ftw #JavaScript

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TechCrunch @TechCrunch

12 years ago

Invenias, A Cloud Software Provider For Exec Recruitment, Tops Up Its Series A With Another $2M tcrn.ch/1osQGjw by @riptari

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heise Developer @heisedc

13 years ago

Mobile-Comeback für Java mit Tabris 1.0 heise.de/-1842440/ftw

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Oliver Hacker @olihacker

13 years ago

Gestern klasse Auftaktveranstaltung @DevHouseFriday @kalaydo

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Oliver Hacker @olihacker

13 years ago

boeffi.net/tutorials/pomo… #Mini-Scrum

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Oliver Hacker @olihacker

13 years ago

Die ehemalige Wohnung von Papst Benedik: gefunden auf #kalaydo.de bit.ly/HCuZ9y

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Gianluca Fiorelli @gfiorelli1

14 years ago

The Ultimate Guide to XML Sitemaps zite.to/IGqiPk via @Zite < Useful recap.

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Oliver Hacker @olihacker

14 years ago

Very Good and provoking Keynote by Alf Rehn at the ICMA conference! #afcpicma #alfrehn

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icrunchdata @icrunchdata

14 years ago

RT @Kissmetrics: What Makes Someone Leave A Website? kiss.ly/r4e7uL

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Oliver Hacker @olihacker

14 years ago

recommends developers.google.com/pagespeed/?vel…

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Marcus Tandler ✰ @mediadonis

14 years ago

"Better Understanding Link-based Spam Analysis Techniques" by @justinrbriggs on @SEOmoz ´s Blog -> http://media.don.is/oTJaK9 #SEO #Spam

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kalaydo.de @kalaydo

14 years ago

Auktion zugunsten des SOS-Kinderdorfs in Kenia! Helft uns Modellbauer Frank Serff zu unterstützen: http://ow.ly/5mQUs

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Marcus Tandler ✰ @mediadonis

14 years ago

Correlation IS NOT Causation -> "It’s Not “He Said, She Said” over Google Rankings & Facebook Shares" -> http://media.don.is/lYP71f #Word

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Oliver Hacker @olihacker

14 years ago

preliminary agenda for the OMCap Berlin - Oct. 13th. save the date: http://www.omcap.de/programm/

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Matt Cutts @mattcutts

14 years ago

New blog post: A rel=canonical corner case http://goo.gl/fb/KMP0O

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Oliver Hacker @olihacker

14 years ago

kalaydo.de wieder an der Spitze: http://crosswater-job-guide.com/wp/archives/15136?mw_link_code=6474450_14692960

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Oliver Hacker @olihacker

14 years ago

http://www.konversionskraft.de/cro-serien/mobile-shopwebsites-user-experience.html

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Helmut Hoffer von Ank... @h_ankershoffen

85 Followers 337 Following I am a manager at Amazon, working in the software industry since 1997. Views shared are my own, retweets ≠ endorsements. 🌧️🌳🎵🧠

Sven Schneider @netzsynapse

127 Followers 201 Following Coaching, Agile, Innovation, Digitalisierung - aus Leidenschaft

#Derneuemann ist das #Online #Männermagazin für #moderne und #heterosexuelle #Männer. Mit #Tipps zu #Themen die #Mann bewegt und #Frau ruhig #wissen darf.

Derneuemann @Derneuemann

14K Followers 8K Following #Derneuemann ist das #Online #Männermagazin für #moderne und #heterosexuelle #Männer. Mit #Tipps zu #Themen die #Mann bewegt und #Frau ruhig #wissen darf.

Krommes Yvette @KrommesYvette

1 Followers 71 Following

Reese Hebb @HebbReese

1 Followers 70 Following

Mobile auf dem nächsten Level - Der MobileTech Conference & Summit zeigt neueste Mobile-Strategien, -Technologien & mehr | #MobileTechCon

MobileTech Conference... @MobileTechCon

2K Followers 2K Following Mobile auf dem nächsten Level - Der MobileTech Conference & Summit zeigt neueste Mobile-Strategien, -Technologien & mehr | #MobileTechCon

Ulrike Ehlert @ulliehl

24 Followers 96 Following #teamleiterinpersonal bei #babiel in #düsseldorf

INTERACTIVE @interactive_cgn

1K Followers 1K Following Kreativdialoge zur digitalen Zukunft. 30.08.2018 im Rahmen der c/o pop Convention #InteractiveCGN

Heiko Ehrig @heikoehrig

136 Followers 597 Following something with internet & such.

#DigitalPeopleManagement - @ipa_institut @UrsulaVranken begleitet digitales Wachstum: #DigitalLeadership #peoplemanagement #transformation

DPM_UrsulaVranken @IPA_DPM

543 Followers 845 Following #DigitalPeopleManagement - @ipa_institut @UrsulaVranken begleitet digitales Wachstum: #DigitalLeadership #peoplemanagement #transformation

Christian Hein @chhein

126 Followers 396 Following Digital Business | Passionate about my Family, Digital Advertising, Technology, Books & Sustainability

Heiko Florschütz @gi_heiko

36 Followers 202 Following Dazu will ich nix sagen ;-)

Heiko Florschütz @HFlorschuetz

7 Followers 81 Following

Robert Neuhann ⚓️ @rneuhann

2K Followers 2K Following Speaker / #Recruitment Lead DACH @AccentureSong / Founder @TFORHH BarCamp / #EmployerBranding #Digitalisierung 🤓👨‍👨‍👦‍👦🏳️‍🌈🐕‍🦺

Alexander Gentzel @Flashster52

48 Followers 110 Following Ads, PSD, Photography, Online, Social, Media

Nancy @3Devlatkildeeva

49 Followers 1K Following einsame singlegirls wollen angeschrieben werden und warten auf dich! http://t.co/XPCWqNbUjF

Whole Food Republic @ElleRepublic

159 Followers 312 Following

Cologne's oldest (est. 2012) User Experience, Interaction Design, IA, UI ... Meetup. Tweets by @scharnetzki13 #UXCGN40 Stay tuned!

UXCGN @uxcgn

802 Followers 299 Following Cologne's oldest (est. 2012) User Experience, Interaction Design, IA, UI ... Meetup. Tweets by @scharnetzki13 #UXCGN40 Stay tuned!

Father, Serial Entrepreneur, Developer Whisperer and currently Co-Founder & Account Engineer @giantswarm and Co-Host @cryptonerdshow, othylmann.eth

Oliver Thylmann @othylmann

3K Followers 1K Following Father, Serial Entrepreneur, Developer Whisperer and currently Co-Founder & Account Engineer @giantswarm and Co-Host @cryptonerdshow, othylmann.eth

*Kommunikations-Spezialist
*social media Gärtner
*digital Marketing Bäcker
*rockender Konzertliebhaber
*eleganter Skipistenjunkie
*leidgeprüfter FC Fan

Heri Bauer @heribauer

26 Followers 45 Following *Kommunikations-Spezialist *social media Gärtner *digital Marketing Bäcker *rockender Konzertliebhaber *eleganter Skipistenjunkie *leidgeprüfter FC Fan

Founder StormForger (now @StormForgeIO), Developer 🤓, Consultant 👔, Load Tester 🚀, Podcaster 🎤(@geekstammtisch) – https://t.co/EhlGxwTqHE

Sebastian Cohnen @tisba

563 Followers 546 Following Founder StormForger (now @StormForgeIO), Developer 🤓, Consultant 👔, Load Tester 🚀, Podcaster 🎤(@geekstammtisch) – https://t.co/EhlGxwTqHE

Mike Belzko @MikeBelzko

586 Followers 1K Following Recruitment enthusiast // Adequate Golfer // Football Aficionado // Rubbish Jokes

Mark Ivankovich @CanningAutomoti

89 Followers 965 Following

Imagination Base LLC @imaginebasellc

901 Followers 2K Following Digital Strategists helping businesses create new leads and sales

Head of Auditing/Certification at Jobware GmbH. Interested in eRecruiting, auditing of recruiting-processes, jobboards and hr-solutions.

R. Matthias Olten @m_olten

53 Followers 91 Following Head of Auditing/Certification at Jobware GmbH. Interested in eRecruiting, auditing of recruiting-processes, jobboards and hr-solutions.

Christian Harst @Christian_Harst

25 Followers 277 Following

Joachim Vranken @vranken

730 Followers 561 Following Founder, digital Innovator

hyscore.io @hyScoreIO

70 Followers 218 Following Precise Contextual Targeting - We ensure that advertisers and publishers can deliver engaging and effective brand-safe campaigns to most relevant audiences.

Sahra Wagenknecht @SWagenknecht

767K Followers 63 Following Vorsitzende des BSW

Barack Obama @BarackObama

130.6M Followers 510K Following Dad, husband, President, citizen.

Certified B Corporation™ | We help challenger brands make an impact by using our data and values to solve marketing’s toughest problems.

Seer Interactive @SeerInteractive

19K Followers 628 Following Certified B Corporation™ | We help challenger brands make an impact by using our data and values to solve marketing’s toughest problems.

Sven Schneider @netzsynapse

127 Followers 201 Following Coaching, Agile, Innovation, Digitalisierung - aus Leidenschaft

Christian Hein @chhein

126 Followers 396 Following Digital Business | Passionate about my Family, Digital Advertising, Technology, Books & Sustainability

Imagination Base LLC @imaginebasellc

901 Followers 2K Following Digital Strategists helping businesses create new leads and sales

Deluxe Content für IT-Profis: Software-Architekturen, Webentwicklung, Java, JVM, Eclipse, Android, Big Data, Cloud, Internet of Things.

JAXenter @JAXenter

5K Followers 4K Following Deluxe Content für IT-Profis: Software-Architekturen, Webentwicklung, Java, JVM, Eclipse, Android, Big Data, Cloud, Internet of Things.

I challenge people who desire greatness to redefine their potential and refine their online networking ♦ Speaker/Author avail now! ♦ https://t.co/howIYik4k4

Lori Ruff, Branding &... @loriruff

98K Followers 60K Following I challenge people who desire greatness to redefine their potential and refine their online networking ♦ Speaker/Author avail now! ♦ https://t.co/howIYik4k4

Stefan Gründig @Mikkk24

3 Followers 69 Following

netzwertig.com @netzwertig

7K Followers 4K Following Hier gibt’s alle neuen Artikel von http://t.co/LaQmtKGSCd und weitere Tweets zu Web-/Tech-Themen.

brand eins @brandeins

145K Followers 230 Following Wirtschaft verstehen. Neues erschaffen. Selbstbestimmt leben. brand eins – Zeigen, was möglich ist. https://t.co/KMwVuwEFUi | https://t.co/ZKCyDWx1Hw

Jan Kus 💚 @koos

3K Followers 2K Following 🚀 Business Angel, 🚧 Venture Builder, ⚗️ Innovator, 🕴️Entrepreneur ➡️ https://t.co/G1WlB4bqSU

Ibrahim Evsan @Ibo

19K Followers 4K Following My belief: Strong me. One We. | Founder: Human Design Club & Coisar | Berlin

SEO United @seounited

16K Followers 656 Following •Aktuelle Nachrichten rund um das Thema #SEO bzw. Suchmaschinenoptimierung... •Search Engine Optimization - #SEO-News

MEEDIA @MEEDIA

96K Followers 441 Following MARKEN. MEDIEN. MACHER:INNEN. - Mehr Infos via https://t.co/xRyzyMY76I

Sven Hoffmann @skipperhr37

409 Followers 298 Following My passion is street photography, my profession is making brands better as a freelance consultant.

#VentureCapital(ist) from Cologne/ Berlin/ Germany for tech, Founding Partner #capnamic #dumontventure & big time football supporter (1.FC Köln)

Jörg Binnenbrücker @bibrue

6K Followers 889 Following #VentureCapital(ist) from Cologne/ Berlin/ Germany for tech, Founding Partner #capnamic #dumontventure & big time football supporter (1.FC Köln)

Alexander Gentzel @Flashster52

48 Followers 110 Following Ads, PSD, Photography, Online, Social, Media

Rüdiger Weiß @rudivice

150 Followers 363 Following MDR, MDD, ISO 13485, ISO 27001

Frank Lochbaum @flochbaum

11 Followers 23 Following

Design & Marketing Strategy • Founder @cascadesf • Musician • Artist • Watercolors • Gardening • Ambassador for Google’s @womentechmakers, past @adobe

Andi Galpern @andigalpern

7K Followers 2K Following Design & Marketing Strategy • Founder @cascadesf • Musician • Artist • Watercolors • Gardening • Ambassador for Google’s @womentechmakers, past @adobe

WebTech Conference @WebTechCon

1K Followers 576 Following WebTech Conference | Konferenz für HTML5, JavaScript & Co. | Impressum: http://t.co/YR5gc9e23M

VentureCapital Magazi... @vc_magazin

8K Followers 328 Following VentureCapital Magazin - die Plattform für Entrepreneure, Investoren & viele mehr!

Hier twittern @TimSchu und @tobiasgillen über die Themen #Startups, #VC, #Business und #Wirtschaft • Teil von @basicthinking • Jobbörse: @BT_Jobs

BASIC thinking | Star... @german_startups

14K Followers 794 Following Hier twittern @TimSchu und @tobiasgillen über die Themen #Startups, #VC, #Business und #Wirtschaft • Teil von @basicthinking • Jobbörse: @BT_Jobs

Nachrichten aus der deutschen Startup- und Digitalszene. ds-Chefredakteur Alexander Hüsing auf Twitter: @azrael74. Folgt auch @DigitaleLeute. #startupticker

deutsche-startups.de @DStartups

97K Followers 4K Following Nachrichten aus der deutschen Startup- und Digitalszene. ds-Chefredakteur Alexander Hüsing auf Twitter: @azrael74. Folgt auch @DigitaleLeute. #startupticker

Gründerszene - das führende Online-Magazin für die Digitalwirtschaft; Impressum: https://t.co/LqpxdVwT4C
Podcast: https://t.co/j5n88YMlVt

Gründerszene @gruenderszene

181K Followers 2K Following Gründerszene - das führende Online-Magazin für die Digitalwirtschaft; Impressum: https://t.co/LqpxdVwT4C Podcast: https://t.co/j5n88YMlVt

mobile zeitgeist @mobilezeitgeist

14K Followers 360 Following #MobileBusiness #Mobile #MobileMarketing https://t.co/Eekw3kYhnA

MobileTech Conference... @MobileTechCon

2K Followers 2K Following Mobile auf dem nächsten Level - Der MobileTech Conference & Summit zeigt neueste Mobile-Strategien, -Technologien & mehr | #MobileTechCon

Horace Dediu @hdediu

5K Followers 11 Following Founder and author of http://t.co/jCS5R1tZU2 (@asymco). I *am* authorized to speak to the media.

PIRATE Summit is the yearly gathering of entrepreneurs that love to solve real problems and build durable businesses.

PIRATE Summit @PIRATESummit

6K Followers 745 Following PIRATE Summit is the yearly gathering of entrepreneurs that love to solve real problems and build durable businesses.

Kamil Barbarski @kamilbbs

1K Followers 1K Following Human Being & Entrepreneur - Connecting "Being Human" with "Creating Impact" to #MakeThingsMatter

Oliver Thylmann @othylmann

3K Followers 1K Following Father, Serial Entrepreneur, Developer Whisperer and currently Co-Founder & Account Engineer @giantswarm and Co-Host @cryptonerdshow, othylmann.eth

Dieter Nuhr @dieternuhr

781K Followers 63 Following Geburt/Tod. Am Rest arbeite ich noch.

trainer, #coach, #consultant for #agile, #lean & #leanstartup, #innovation #leadership. Bringing the #startup #mindset to SMEs & #corporates

Alexander Jansen @phaoust

118 Followers 167 Following trainer, #coach, #consultant for #agile, #lean & #leanstartup, #innovation #leadership. Bringing the #startup #mindset to SMEs & #corporates

Optimizely @Optimizely

29K Followers 3K Following We're on a mission to help people unlock their digital potential.

A Meeting place for key players in digital business, marketing and innovation. September 18 & 19, 2024 #DMEXCO24 Imprint/Privacy on Website

DMEXCO @dmexco

18K Followers 970 Following A Meeting place for key players in digital business, marketing and innovation. September 18 & 19, 2024 #DMEXCO24 Imprint/Privacy on Website

W&V ist die Informationsplattform der Kommunikationsbranche für Interessierte in Marketing, Agenturen und Medien. Impressum: https://t.co/JcrxTYPreG

W&V @wuv

96K Followers 14K Following W&V ist die Informationsplattform der Kommunikationsbranche für Interessierte in Marketing, Agenturen und Medien. Impressum: https://t.co/JcrxTYPreG

INTERACTIVE @interactive_cgn

1K Followers 1K Following Kreativdialoge zur digitalen Zukunft. 30.08.2018 im Rahmen der c/o pop Convention #InteractiveCGN

Dushan Wegner @dushanwegner

37K Followers 1 Following Essays: https://t.co/4hXDmLawD8

Sebastian Cohnen @tisba

563 Followers 546 Following Founder StormForger (now @StormForgeIO), Developer 🤓, Consultant 👔, Load Tester 🚀, Podcaster 🎤(@geekstammtisch) – https://t.co/EhlGxwTqHE

DevHouseFriday is an event intended for creative and curious people interested in technology inspired by SuperHappyDevHouse.

DevHouseFriday @DevHouseFriday

222 Followers 111 Following DevHouseFriday is an event intended for creative and curious people interested in technology inspired by SuperHappyDevHouse.

Open Device Lab CGN @odl_cgn

78 Followers 169 Following Open Device Labs - der kostenlose Gerätepark für Entwickler.

Entrepreneurship & Online Marketing since 1998, Web since 1995, Quite an attitude since 1976. Podcasts since 2011: OMReport, AskOMR, AskAndre.

Andre Alpar @andrealpar

7K Followers 498 Following Entrepreneurship & Online Marketing since 1998, Web since 1995, Quite an attitude since 1976. Podcasts since 2011: OMReport, AskOMR, AskAndre.

Kim Dotcom @KimDotcom

1.7M Followers 19K Following Entrepreneur, Innovator, Gamer, Artist, Internet Freedom Fighter & Father of 6

Co-founder https://t.co/UdbZdchYHD & https://t.co/hWzhpB4Sjz. Rarely on Twitter post-new-ownership. Follow https://t.co/7dqtGzKInf instead.

Rand Fishkin (follow ... @randfish

461K Followers 117 Following Co-founder https://t.co/UdbZdchYHD & https://t.co/hWzhpB4Sjz. Rarely on Twitter post-new-ownership. Follow https://t.co/7dqtGzKInf instead.